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3.1.1 Inspect Prepared Pad for suitability to receive concrete slab. Where areas may
<br />be deficient, perform tests to determine suitability for concrete placement.
<br />Where extensive testing may be required, notify Publix Engineer.
<br />3.1.2 Where concrete is poured in exposed to view locations, examine formwork for
<br />suitability to produce smooth, even surfaces in finished work.
<br />3.1.3 Ensure that cavity caps are in place to prevent concrete from filling masonry
<br />cavities where pours are over masonry walls.
<br />3 2. Reinforcing
<br />3.2.1 Avoid cutting or puncturing vapor retarder during reinforcement placement and
<br />supports and as herein specified.
<br />3.2.2 Metal reinforcement, before being positioned, shall be thoroughly cleaned of
<br />all mill and rust scale, and of coatings of any character that will destroy or
<br />reduce the bond.
<br />3.2.3 All reinforcement shall be carefully bent to the required dimensions and in
<br />accordance with the requirements of CRSI.
<br />3.2.4 Shop form all reinforcing to dimensions required. conform to ACI I 1 7 for
<br />forming tolerances.
<br />3.2.5 All reinforcement shall be placed accurately in position using particular care to
<br />place the steel at its proper position in the cross section. Bars shall be held
<br />securely in place by ties and bracing in a way that will not allow displacement
<br />by tamping of the concrete. Slab reinforcing shall be supported on suitable
<br />reinforcing chairs or spacing bars.
<br />3.2.6 Laps:
<br />3.2.6.1 Conform To ACI 318., and as noted on drawings.
<br />3.2.6.2 Avoid lapping bars wherever possible. .
<br />3.2.6.3 Wire Mesh: Lap adjoining pieces at least one full mesh and lace
<br />splices with wire. Offset end laps in adjacent widths to prevent
<br />continuous laps in either direction.
<br />�
<br />3.2.7 On exterior exposed work, no ties or spacers shall be permitted to remain
<br />within 3/4" of the finished surfaces. Place reinforcement to obtain at least
<br />minimum coverage for protection. Set wire ties so ends are directed into
<br />concrete, not toward surfaces.
<br />3.2.8 Holes for ties and spacers shall be patched with an approved polymer patching
<br />mortar immediately after stripping forms.
<br />3.2.9 Install welded wire fabric in longest practicable lengths.
<br />3.2. 1 0 Unless otherwise specified or called for, provide the following i i
<br />reinforcing:
<br />.
<br />.
<br />3.2. 10.1 1 #3 bar in each concrete stair nosing (except metal pan stairs).
<br />3.3. Forms
<br />3.3.1 Forms shall conform to the shapes, lines, and dimensions of the member as
<br />shown in the Drawings, and shall be substantial, mortar tight, free from surface
<br />defects, and properly braced and tied together, so as to maintain position and
<br />shape. All form -work shall be in accordance with ACI 347.
<br />3.3.2 Forms shall be closely fitted to produce smooth, clean surfaces without fins or
<br />offsets.
<br />3.33 Plywood shall be oiled or lacquered before reinforcing is placed. Oil shall be
<br />non -staining mineral oil. 1
<br />3.3.4 Column forms shall be secured with external yokes. Banding with steel tape is
<br />not permitted.
<br />rm-work to accommodate work of other trades.
<br />Determine size and location of openings, recesses, and chases from trades
<br />providing such items. Accurately place and securely support items built into
<br />forms.
<br />3.3.6 Thoroughly clean forms and adjacent surfaces to receive concrete. Remove
<br />chips, wood, sawdust, dirt or other debris just before concrete is placed. Re -
<br />tighten forms and bracing before concrete placement as required to eliminate
<br />mortar leaks and maintain proper alignment.
<br />3.4. Installation of Vapor Barrier:
<br />3.4.1 Level and tamp or roll aggregate, sand or tamped earth base.
<br />3.4.2 Installation of vapor barrier shall be in accordance with manufacturer's
<br />instructions and ASTM 1643-98.
<br />3.4.3 Unroll vapor barrier with the longest dimension parallel with the direction of
<br />the pour.
<br />3.4.4 Lap vapor barrier over footings and seal to foundation wall.
<br />3.4.5 Overlap joints 6 inches and seal with manufacturer's tape or approved equal.
<br />3.4.6 Seal all penetrations (including pipes) per manufacturer's instructions.
<br />3.4.7 No penetration of the vapor barrier is allowed except for reinforcing steel and
<br />permanent utilities.
<br />3.4.8 Repair damaged areas by cutting patches of vapor barrier, overlapping
<br />damaged area 6 inches and taping all sides with manufacturer's tape or
<br />approved equal.
<br />3.5. Installation of Embedded Items 1
<br />3.5.1 Set and build into work anchorage devices and other embedded items required
<br />for other work that is attached to, or supported by cast -in -place concrete. Use
<br />setting drawings, diagrams, instructions and directions provided by suppliers of
<br />items to be attached.
<br />3,6. Concrete Placement
<br />�
<br />3.6.1 Comply with ACI 304 "Recommended Practice for Measuring, Mixing,
<br />Transporting, and Placing Concrete", and as herein specified.
<br />3.6.2 Cold Weather Placement:
<br />3.6.2.1 Comply with ACI 306. Unless otherwise approved, concrete shall be
<br />mixed and placed only when ambient temperature is at least 40 F.
<br />3.6.2.2 If temperature is less than 45 F, it shall be rising.
<br />3.6.2.3 Where schedules require placement at lower temperatures, heat all
<br />materials and otherwise prepare so that batching and mixing materials
<br />can proceed as specified. Obtain Engineers approval if an
<br />accelerating admixture will be used-
<br />3.6.2.4 Cover completed work at footing level with sufficient temporary or
<br />permanent cover as required to protect footings and adjacent subgrade
<br />against possibility of freezing. Maintain cover for time period
<br />necessary for concrete to gain strength and to prevent frost heaving of
<br />sod.
<br />concrete at a minimum of 50 F for 7
<br />days after placement. Obtain Engineer's approval for the methods
<br />proposed for heating materials and protecting concrete. All heaters
<br />shall be vented to the outside of the building.
<br />3.6,2.6 After 5 Days, cooling of the concrete shall be no faster than I F per
<br />hour for the first day, and 2 F per hour thereafter.
<br />3.6.3 Hot Weather Placement:
<br />3.6.3.1 Comply with ACI 305 when mean daily temperatures are expected to
<br />exceed 80 F. Concrete shall be delivered to the forms at the coolest
<br />practicable temperature. Concrete mixes shall be specifically designed
<br />(or re -designed) for hot weather conditions.
<br />3.6.3.2 Concrete placement will not be permitted when, weather conditions
<br />would prevent proper placement.
<br />r ll s shall be cured by continuous sprinkling
<br />for a minimum of 24 hours in addition to other required curing
<br />methods.
<br />3.6.3.4 Additional control joints may be required to control shrinkage
<br />cracking.
<br />3.63.5 Cool ingredients before mixing to maintain concrete temp. at time of
<br />placement below 90 F (32 Q. Mixing water may be chilled, or
<br />� chopped ice may be used to control temperature provided water
<br />equivalent of ice is calculated in total amount of mixing water.
<br />3.6.3.7 Cover reinforcing steel with water soaked burlap if it becomes too hot,
<br />go that steel temperature will not exceed the ambient air temperature
<br />immediately before concrete is placed.
<br />3.6.3.8 Fog spray forms, reinforcing steel, and subgrade just before concrete
<br />is placed.
<br />h
<br />low humidity� or other adverse placing conditions, when acceptable to
<br />Engineer.
<br />3.6.4 When concreting operations are inside enclosed space, space shall be
<br />adequately ventilated to prevent carbonation of surface of concrete. Ventilation
<br />shall be continuous until 24 hours after final pour in area.
<br />3.6.5 Deposit concrete continuously or in layers of such thickness that no concrete
<br />will be placed on concrete which has hardened sufficiently to cause the
<br />formation of seams or planes of weakness. If a section cannot be placed
<br />continuously, provide construction joints as herein specified. Deposit concrete
<br />to avoid segregation at its final location. deposit concrete as near as practicable
<br />to its final position. There shall be no free vertical drop greater than 8 feet.
<br />3,6.6 Deposit concrete in forms in horizontal layers no deeper than 24 inches and in
<br />a manner to avoid inclined constructionjoints. Where placement consists of
<br />several layers, place each layer while preceding layer is still plastic, to avoid
<br />coldjoints. I
<br />.
<br />3.6.6.1 Consolidate placed concrete by mechanical vibrating equipment
<br />supplemented by hand -spading, rodding or tamping. Use equipment
<br />and procedures for consolidation of concrete in accordance with ACI
<br />309.
<br />3.6.6.2 Do not use vibrators to transport concrete inside forms. .
<br />ertically at uniformly spaced locations
<br />not farther than visible effectiveness of machine. Place vibrators to
<br />rapidly penetrate placed layer and at least 6 inches into preceding
<br />layer. Do not insert vibrators into lower layers of concrete that have
<br />began to set. At each insertion, limit duration of vibration time
<br />necessary to consolidate concrete and complete embedment of
<br />reinforcement and other embedded items without causing segregation
<br />of mix.
<br />e lidate concrete slabs in a continuous operation, within limits
<br />of construction joints, until the placing of a panel or section is completed.
<br />3.6.7.1 Consolidate concrete during placing operations so that concrete is
<br />thoroughly worked around reinforcement and other imbedded items
<br />and into comers.
<br />ct level with straightedge and strike off.
<br />Use bull floats or darbies to smooth surface, free ofhumps or hollows.
<br />Do not disturb slab surfaces prior to beginning finishing operations.
<br />3.6.7.3 Maintain reinforcing in proper position during concrete placement
<br />operations.
<br />3.7. Tolerances and Alignment, General:
<br />3.7.1 Conform to ACI 117 "Standard Specifications for Tolerances for Concrete
<br />Construction and Materials."
<br />3.7.2 For all formed concrete work exposed to view, provide form and finish
<br />tolerances to ACI Class A requirements.
<br />3.7.3 Floor finish tolerances as I O'
<br />straightedge anywhere on the slab and allowing it to rest upon two high spots
<br />within 72 hours after slab concrete placement. The gap at any point between
<br />the straightedge and the floor (and between the high spots) shall not exceed 3/
<br />16" (flat tolerance) but no more than 1/4" in any 20' length unless tighter
<br />tolerance is required below.
<br />3.7.4 Variation of the linear building lines from established position in plan and
<br />related position of columns, walls and partitions:
<br />In any bay 1/4"
<br />In any 20' length 1/4"
<br />Maximum for entire length 3/8"
<br />3.7.5 Variation in the sizes and location of sleeves, floor openings, and wall
<br />openings: 1/4"
<br />3.7.6 Variation in the thickness of slabs: 1/4"
<br />3.7.7 Variations in footings:
<br />In plan I,,
<br />Eccentric misplacement 2% of width
<br />but <2"
<br />Thickness 5% of depth
<br />but <2" 1
<br />3.7.8 Variations in steps:
<br />Flight Rise 3/8"
<br />Run 3/8"
<br />Adjacent steps Rise 3/16"
<br />Run 3/16"
<br />3.8. Interior Trowel -Finished Slabs: All interior floor slabs except those which will be
<br />depressed to receive Terrazzo or Hard Tile.
<br />3.9.1 Emery -Aggregate Dry -Shake Hardener: Follow manufacturer's instructions.
<br />3.8.1.1 Two applications to slab surfaces at a combined rate of 70 lbs. per I 00
<br />s.f Acceptable bond and density is achieved through absorption of
<br />water from fresh underlying concrete.
<br />3.8.1.2 After bleed water of first floating operation has dissipated from
<br />surface of concrete, uniformly distribute approximately two-thirds of
<br />the required weight of the Dry -Shake material over the concrete
<br />surface. Embed by mechanical floating or by hand floating. Do not
<br />trowel first application.
<br />3.8.1.3 Before bleed water dissipates entirely, uniformly apply most of the
<br />remaining Dry -Shake material over the concrete surface, using
<br />overlapping applications as required to achieve uniform color. Embed
<br />by floating and troweling. Minunize hard troweling to avoid
<br />burnishing the slab. Retain a small quantity of dry -shake material for
<br />touch-up work.
<br />3.8.2 Steel trowel slabs to a smooth, hard, dense, non -porous surface which is level
<br />within a tolerance as described above. Trowel slab down smooth with the tops
<br />of floor drains and even with clean -outs. Trowel slab down 1/8 inch below
<br />floor drains where vinyl file occurs.
<br />3.9. Concrete Curing and Protection
<br />3.9.1 General: Protect freshly placed concrete from premature drying and excessive
<br />cold or hot temperatures. In hot dry, and windy weather, protect concrete from
<br />rapid moisture loss before and during finishing operations with an evaporation -
<br />control material. Apply in accordance with manufacturer's instructions after
<br />screeding and bull floating, but before power floating and troweling.
<br />3.9.2 Start initial curing as soon as free water has disappeared from concrete surface
<br />after placing and finishing. Weather permitting, keep continuously moist for
<br />not less than 7 days.
<br />3.10. Curing Methods: Curing method may vary with construction sequence adopted by
<br />Contractor. Perform curing of concrete by curing and seating compound, by moist
<br />curing, by moisture -retaining cover curing, and by combinations thereot as herein
<br />specified.
<br />3. 10.1 Provide moisture curing by following methods.
<br />3. 10. 1.1 If the slab area is not completely shielded from direct sunlight by roof
<br />i
<br />deck and walls, the slab shall be moisture -cured (see moisture curing
<br />procedures).
<br />3.10.1.2 If the slab area is completely shielded from direct sunlight by roof
<br />. deck and walls, the slab may be cured by moisture -curing (see
<br />moisture -curing procedures) or by application of penetrating curing
<br />agent (see penetrating curing agent).
<br />3.10.1.3 Do not use membraneforming curing compound.
<br />3.1 1. Perform curing of concrete by curing and sealing compound, by moist curing, by
<br />moisture -retaining cover curing, and by combinations thereot as herein specified.
<br />Provide moisture curing by following methods.
<br />3. 1 1.1 Keep concrete surface continuously wet by covering with water.
<br />3.11.2 Use continuous water -fog spray.
<br />3.11.3 Cover concrete surface with absorptive cover, thoroughly saturate cover with
<br />water, and keep continuously wet Place absorptive cover to provide coverage
<br />of concrete surfaces and edges, with 4-inch lap over adjacent absorptive
<br />covers.
<br />3.11.4 Provide curing and seating compound to exposed interior slabs and to exterior
<br />slabs, walks, and curbs as follows:
<br />3.11.4.1 Apply specified curing and sealing compound to concrete slabs as
<br />soon as final finishing operations are complete (within 2 hours and
<br />after surface water sheen has disappeared). Apply uniformly in
<br />continuous operation by power spray or roller in accordance with
<br />manufacturer's directions. Recoat areas subjected to heavy rainfall
<br />within 3 hours after initial application. Maintain continuity of coating
<br />and repair damage during curing period.
<br />3.11.4.2 Use membrane curing compounds that will not affect surfaces to be
<br />covered with finish materials applied directly to concrete.
<br />3.11.5 Curing Formed Surfaces: Cure formed concrete surfaces, including underside
<br />ofbeams, supported slabs, and other similar surfaces, by moist curing with
<br />forms in place for full curing period or until forms are removed. If forms are
<br />removed, continue curing by methods specified above, as applicable.
<br />3.11.6 Final cure concrete surfaces to receive liquid floor harden-:r cr finish flooring
<br />by use of moisture -retaining cover, unless otherwise directed.
<br />3.11.7 Chemical Hardener: Follow manufacturer's instructions.
<br />3.11.7.1 Preparation: Surface must be clean, dry, and free of all dirt, oil, and
<br />other substances that would interfere with proper penetration. Protect
<br />adjacentjoint sealants, metal, glass, and other surfaces from contact
<br />with chemical hardener.
<br />3.11.7.2 Application: Apply after slabs have cured 28 days. Do not apply to
<br />.
<br />uncured slabs; apply in two or three coats at decreasing dilutions and
<br />decreasing coverage rates as specified by manufacturer to achieve
<br />maximum hardness
<br />3.12. Interior Broom -Finished Slabs: All interior floor slabs which are depressed to receive
<br />Terrazzo or Hard Tile.
<br />3.12.1 Medium broom finish slabs to a surface which is level within a tolerance as
<br />described above. Where slopes to drain are indicated for finished floor, slope
<br />shall be obtained by the slab finish; i.e. broom -finish floor 2 inches below
<br />drains where Quarry Tile occurs.
<br />3.12.2 Do not use any curing compound, either membrane -forming or penetrating.
<br />3.13. Exterior Slabs
<br />3.13. 1 Concrete walks, ramps, docks, and pads, shall be 4" thick unless otherwise
<br />indicated on Drawings. Install in sections separated by screed joints, as shown
<br />on Drawings, or at each column line. Slope sidewalks to drain away from
<br />building.
<br />3.13.2 Curbs: Poured concrete 6" x 18" with #4 bar top and bottom. Place tops of
<br />curbs exactly 8" above parking lot finished pavement. No precast curbs shall
<br />be used.
<br />3.13.3 Install concrete splash blocks at all downspouts where concrete paving does
<br />not occur.
<br />�
<br />3.13.4 Emery -Aggregate Dry -Shake Hardener: See above. Application for all exterior
<br />concrete (except on curbs, splash blocks)
<br />3.13.5 Ramps at front of store shall have a rough broom finish. All other sidewalks
<br />and ramps shall have a medium broom finish. Verify sample of "heavy" and
<br />"mediunf' broom finishes with Pubhx' Representative.
<br />3.13.6 Chemical Hardener: See above.
<br />3.14. Exposed Interior and Exterior Formed Surfaces
<br />3.14. 1 linperfect surfaces where strength is not impaired may be patched with the
<br />specified polymer patching mortar if approved by the Engineer and rubbed
<br />smooth with carborandum brick.
<br />3.14.2 Fins shall be removed and the entire concrete surface shall receive a "smooth
<br />rubbed finish" as per ACI 30 1.
<br />3.14.3 All finishing shall take place immediately upon removal of the forms.
<br />Defective appearance caused by a delay in the finishing procedure will not be
<br />accepted. Rubbing the surface to cover such imperfections win not be allowed.
<br />�
<br />3.14.4 Cure formed concrete surfaces, including underside of beam , supported slabs,
<br />and other similar surfaces by moist curing with forms in place for full curing
<br />period or until forms are removed.
<br />3.15. Moisture Curing Procedures
<br />3.15.1 Initiate curing as soon as free water has disappeared from concrete surface after
<br />I
<br />placing and finishing. Temperature of water used in curing shall be within 20 F
<br />of concrete temperature. Keep procedures in place for seven days.
<br />3.15. 1.1 Keep concrete surface continually wet by covering with water.
<br />3.15.1.2 Continuous Water -Fog Spray.
<br />3.15.1.3 Covering concrete surface with water and keeping continuously wet.
<br />Place absorptive cover to provide coverage of concrete surfaces and
<br />edges, with 4 inch lap over adjacent absorptive covers.
<br />3.16. Removal of Forms
<br />3.16.1 Form -work not supporting weight of concrete, such as sides of beams, walls,
<br />columns, and similar parts of the work, may be removed after cumulatively
<br />curing at not less than 50 F (1 0 C) for 24 hours after placing concrete, provided
<br />concrete is sufficiently hard that no damage will occur by form removal
<br />operations, and provided that curing and protection operations are continued.
<br />3.16.2 Immediately after forms have been removed, all exposed fie wires and stapled
<br />ends shall be removed from the concrete surfaces to be exposed; cut ties flush
<br />with finished surfaces of all other concrete. rub smooth or cut off fins and
<br />rough places; remove all loose concrete and fill honeycombed surfaces; stone
<br />pockets; and other irregularities with cement mortar. Do not patch any surfaces
<br />until examination has been made by Publix Representative and permission
<br />given. Before Publix makes the next inspection for pouring concrete, all
<br />previously poured concrete must be pointed up.
<br />3.17. Reuse of Forms
<br />3.17.1 Clean and repair surfaces of forms to be reused in work. Split, frayed,
<br />delaminated, or otherwise damaged form facing material will not be acceptable
<br />for exposed surfaces. Apply new form coating compound as specified for new
<br />form -work.
<br />3.17.2 When forms are extended for successive concrete placement, thoroughly clean
<br />surfaces, remove fins and laitance, and tighten forms to close joints. Align and
<br />secure joints to avoid offsets. Do not use "patched" forms for exposed concrete
<br />surfaces.
<br />End of Section 03 30 00
<br />Section 04 20 00
<br />Unit Masonry
<br />I.General
<br />I. I. Related Documents: Drawings and General Provisions of Contract including General
<br />and Supplementary Conditions and Division I Specification Sections, apply to this
<br />Section.
<br />�
<br />1.2. Summary: This Section includes the following:
<br />1.2.1 Concrete unit masonry.
<br />1
<br />1.2.2 Related Sections:
<br />Section 03 30 00 Cast -in -Place Concrete
<br />1.3.Submittals
<br />1.3.1 Submit LOI in accordance with Section 0 1 33 00 Submittal Procedures.
<br />1.3.2 Material certificates signed by manufacturer cerhfying that Concrete masonry
<br />units comply with UL classification required.
<br />1.3.3 Prior (before the bid) approval of insulation: Manufacturer's literature
<br />describing foam insulation if other than specified. .
<br />1.3.4 Shop drawings for reinforcing, detailing fabrication, bending, and placement of
<br />unit masonry reinforcing bars. Comply with ACI 315 "Details and Detailing of
<br />Concrete Reinforcing" showing bar schedules, stirrup spacing, diagrams of
<br />bent bars, and arrangement of masonry reinforcement.
<br />li s of Section 03 30 00 Cast -in -Pace Concrete
<br />for submittals of mix design, etc.
<br />1.4.Quahty Assurance
<br />1.4.1 Unit Masonry Standard: Comply with ACI 530. I/ASCE 6 "Specifications for
<br />Masonry Structures," except as otherwise indicated.
<br />1
<br />1.4.2 Single -Source Responsibility for Masonry Units: Obtain exposed masonry
<br />units of uniform texture and color, or a uniform blend within the ranges
<br />accepted for these characteristics, from one manufacturer for each different
<br />product required for each continuous surface or visually related surfaces.
<br />1.4.3 Single -Source Responsibility for Mortar Materials: Obtain mortar ingredients
<br />of uniform quality, including color for exposed masonry, from one
<br />manufacturer for each cementitious component and from one source and
<br />I
<br />producer for each aggregate.
<br />1.4.4 Insulation: Installation shall be performed by Insulation Manufacturer's
<br />authorized Applicator. Certificate of Authorization shall be supplied upon
<br />request.
<br />�
<br />1.5.Field Quality Control
<br />1.5.1 Testing Frequency: Tests and evaluations listed in this article will be
<br />performed during construction for each 2000 sq. ft. of wall area or portion
<br />thereof
<br />1.5.2 Mortar properties will be tested per property specification of ASTM C 270.
<br />1.5.2.1 Mortar composition and properties will be evaluated per ASTM C
<br />780.
<br />be sampled and tested per ASTM C
<br />1019.
<br />1.5.2.3 Prism Test Method: For each type of wall construction indicated,
<br />masonry prism will be tested per ASTM E 447, Method B.
<br />1.5.2.4 Prepare one set of prisms for testing at 7 days and one set for testing at
<br />28 days.
<br />1.5.3 Insulation: Publix may retain the services of a testing organization to perform
<br />testing necessary to confirm installation conformance to standards specified.
<br />1.6.Dehvery, Storage, and Handling
<br />�
<br />1.6.1 Deliver masonry materials to project in undamaged condition.
<br />1.6.2 Store and handle masonry units off the ground, under cover, and in a dry
<br />location to prevent their deterioration or damage due to moisture, temperature
<br />changes, contaminants, corrosion, and other causes. Ifunits become wet, do not
<br />place until -units are in an air-dried condition.
<br />1.6.3 Store cementitious materials off the ground, under cover, and in dry location.
<br />1.6.4 Store aggregates where grading and other required characteristics can be
<br />maintained and contamination avoided.
<br />1.6.5 Store masonry accessories including metal items to prevent corrosion and
<br />accumulation of dirt and oil,
<br />1.7. Project Conditions
<br />1
<br />1.7.1 Protection of Masonry: During erection, cover tops of walls, projections, and
<br />sills with waterproof sheeting at end of each day's work. Cover partially
<br />completed masonry when construction is not in progress.
<br />.
<br />1.7.2 Extend cover a minimum of 24 inches down both sides and hold cover securely
<br />in place. Where one wythe of multi-wythe masonry walls is completed in
<br />advance of other wythes, secure cover a rninimum of 24 inches down face next
<br />to unconstnicted wythe and hold cover in place.
<br />1.7.3 Do not apply uniform floor or roof loads for at least 12 hours and concentrated
<br />loads for at least 3 days after building masonry walls or columns.
<br />1.7.4 Stain Prevention: Prevent grout, mortar, and soil from staining the face of
<br />masonry to be left exposed or painted. Remove immediately all grout, mortar,
<br />and soil that come in contact with such ma onry. �
<br />1.7.5 Protect base of walls from rain -splashed mud and mortar splatter by means of
<br />coverings spread on ground and over wall surface. Protect sills, ledges, and
<br />projections from mortar droppings. Protect surfaces of window and door
<br />frames, as well as similar products with painted and integral finishes from
<br />mortar droppings.
<br />1.7.6 Cold -Weather Construction:
<br />1.7.6.1 Comply with referenced unit masonry standard for cold -weather
<br />construction and the following:
<br />lay masonry units that are wet or frozen. Remove masonry
<br />damaged by freezing conditions.
<br />1.7.7 Hot -Weather Construction: Comply with referenced unit masonry standard.
<br />2.Products
<br />2. I.Concrete Masonry Units .
<br />-
<br />2.1.1 General: Comply with requirements indicated below applicable to each form of
<br />concrete masonry unit required.
<br />2.1.2 Exterior Exposed Faces: Provide a sand finish suitable for painting.
<br />Contractor shall also coordinate with canopy drawings to determine if CMUs
<br />are to be painted.
<br />2.1.3 Size: Provide concrete masonry units sized within tolerances specified in the
<br />applicable referenced ASTM specification for concrete masonry units.
<br />2.1.3.1 Concrete Masonry Units:
<br />Manufactured to specified dimensions of 3/8 inch less than nominal
<br />dimensions indicated on drawings.
<br />2.1.3.2 Concrete Building Brick: As job conditions require.
<br />1
<br />2.1.4 Hollow Concrete Masonry Units: ASTM C 90, Grade N and as follows:
<br />: Provide units with minimum average net
<br />area compressive strength of 1900 psi.
<br />2.1.4.2 Weight Classification: As selected by Contractor unless otherwise
<br />indicated.
<br />2.1.4.3 Masonry units must be minimum 2 hour rated, per equivalent
<br />thickness method.
<br />2.2. Mortar Materials
<br />2.2.1 General: Comply with ASTM C 270, Property Specification for job -mixed
<br />mortar and ASTM C 1142 for ready -mixed mortar.
<br />mortar to portland cement -lime.
<br />2.2.1.2 Use Type S or RS for all applications
<br />2.2.2 Portland Cement: ASTM C 150, Type I or 11, except Type III may be used for
<br />cold -weather construction. Provide natural color cement as required to produce
<br />required mortar color.
<br />2.2.3 Ready -Mixed Mortar: Cementitious materials, water, and aggregate complying
<br />with requirements specified in this article, combined with set -controlling
<br />admixtures to produce a ready -mixed mortar complying with ASTM C 1142.
<br />2.2.4 Hydrated Lime: ASTM C 207, Type S.
<br />2.2.5 Aggregate for Mortar: ASTM C 144
<br />2.2.6 Water: Clean and potable.
<br />2.3.Grout Materials for Reinforced Masonry
<br />2.3.1 Comply with applicable pro -visions of Section 03 30 00 Cast -in -Place Concrete
<br />including, but not limited to, submitting mix designs, providing slump tests and
<br />compressive strength specimens for testing..
<br />2.3.2 Provide concrete pump mix for filled cells as follows:
<br />2.3.2.1 3000 psi Class (no fly ash, 3/8" pea gravel, 500 lbs. cementminimum)
<br />2.3.2.2 Slump Limits: 8" to 10" at point of placement.
<br />2.3.2.3 Filled cell mix must be from a ready -mix supplier, not site mixed.
<br />2.4.Reinforcing Steel
<br />2.4. 1 General: Provide reinforcing steel complying with requirements of referenced
<br />unit masonry standard, Section 03300 Cast -in -Place Concrete, and this article.
<br />2.4.2 Steel Reinforcing Bars: Billet steel complying with ASTM A 615, Grade 60.
<br />1
<br />2.4.3 Deformed Reinforcing Wire: ASTM A 496.
<br />ASTM A 185.
<br />2.4.5 Deformed Welded Wire Fabric: ASTM A 497.
<br />2.5.Joint Reinforcement
<br />. .
<br />2.5.1 General: Provide joint reinforcement complying with requirements of
<br />referenced unit masonry standard and this article, formed from the following:
<br />2.5.2 Galvanized carbon steel wire, coating class as required by referenced unit
<br />masonry standard for application indicated.
<br />2.5.3 Welded -wire units prefabricated with deformed continuous side rods and plain
<br />cross rods into straight lengths of not less than 10 feet, with prefabricated
<br />comer and tee units, and complying with requirements indicated below: .
<br />2.5.3.1 Wire Diameter for Side Rods: 0.1483 inch (9 gage).
<br />Cross Rods: 0. 1493 inch (9 gage).
<br />2.5.4 For single-wythe masonry provide truss design with continuous ladder type
<br />rods spaced not more than 16 inches o.c. and single pair of side rods
<br />2.5.5 For multi-wythe ma onry provide Truss design with ladder -type rods spaced
<br />not more than 16 inches o.c. and number of side rods as required.
<br />2.5.6 Use units with adjustable 2-piece rectangular ties where horizontal joints of
<br />facing wythe do not align with those of backup and where indicated.
<br />2.5.7 Manufacturers: Subject to compliance with requirements, provide joint
<br />reinforcement by one of the following:
<br />Dur-O-Wal, Inc.
<br />Masonry Reinforcing Corp. of America.
<br />Wirt -Bond
<br />2.6.Ties and Anchors .
<br />2.6.1 General: Provide ties and anchors specified in subsequent articles that comply
<br />with requirements for metal and size of referenced unit masonry standard and
<br />of this article. .
<br />2.6.2 Galvanized Carbon Steel Wire: ASTM A 82, coating class as required by
<br />referenced unit masonry standard for application indicated, Wire Diameter: As
<br />indicated.
<br />2.6.3 Galvanized Steel Shed: ASTM A 366 (commercial quality) cold -rolled carbon
<br />steel sheet hot -dip galvanized after fabrication to comply with ASTM A 153,
<br />Class B2 (for unit lengths over 15 inches) and Class B3 (for unit lengths under
<br />15 inches), thickness as indicated.
<br />: ASTM A 36, hot -dip galvanized to comply with ASTM
<br />A 123 or ASTM A 153, Class B3, as applicable to size and form indicated.
<br />2.7.Masomy Insulation
<br />2.7.1 Foamed-m-Place Insulation Material:
<br />2.7.1.1 Provide assembly R=20.
<br />2.7.1.2 Compliant with VOC regulations.
<br />2.7.1.3 Formaldehyde out -gassing less than 0.0 1 milligram per cubic meter
<br />when measured 28 days or more after installation.
<br />2.7.1.4 Self extinguishing or non-combustible.
<br />2.7.1.5 4 hour fire rated assembly is required for IT' CMU walls. Use foamed -in -
<br />place insulation which has been tested and approved for this assembly rating.
<br />2.7.1.6 Approved products:
<br />Tailored Foam, Inc. "Core-Fiff-500".
<br />PolyMaster, Inc. "R-501".
<br />Thermal Corporation of America, "Thermco".
<br />2.8.Cavity Caps: Plastic or stamped metal, galvanized. I .
<br />2.9.Embedded Flashing: Provide where indicated.
<br />2. 1 O.Miscellaneous Masonry Accessories: -
<br />2. 10.1 Preformed Control Joint Gaskets: Styrene-Butadiene Rubber Compound,
<br />ASTM D 2000, Designation 2AA-805.
<br />2.10.2 Bond Breaker Strips: Asphalt -saturated organic roofing felt complying with
<br />ASTM D 226, Type I (No. 15 asphalt felt).
<br />3.Execution
<br />3.1.Examination
<br />3.1.1 Examine conditions, with installer present, for compliance with requirements
<br />for installation tolerances and other specific conditions, and other conditions
<br />affecting performance of unit masonry.
<br />3.1.2 Examine rough -in and built-in construction to verify actual locations of piping
<br />connections prior to installation.
<br />3.1.3 Do not proceed until unsatisfactory conditions have been corrected.
<br />3.2. Installation, General
<br />e
<br />indicated applicable to each type of installation included in Project.
<br />3.2.2 Thickness: Build cavity and c ll
<br />the full thickness shown. Build single-wythe walls to the actual thickness of the
<br />masonry units, using units of nominal thickness indicated.
<br />3,2.3 Build chases and recesses as shown or required to accommodate items
<br />specified in this and other Sections of the Specifications. Provide not less than
<br />8 inches of masonry between chase or recess and jamb of openings and
<br />between adjacent chases and recesses unless otherwise indicated.
<br />3.2.4 Leave openings for equipment to be installed before completion of masonry
<br />work. After installation of equipment, complete masonry to match construction
<br />immediately adjacent to the opening.
<br />3.2.5 Cut masonry units with motor -driven saws to provide clean, sharp, unchipped
<br />edges. Cut units as required to provide continuous pattern and to fit adjoining
<br />construction. Use M-size units without cutting where possible.
<br />3.2.6 Matching Existing Masonry: Match coursing, bonding, color, and texture of
<br />new masonry with existing masonry.
<br />3.3.Construction Tolerances: Comply with construction tolerances of referenced unit
<br />masonry standard.
<br />3A.Laying Masonry Walls
<br />3.4.1 Lay out walls in advance for accurate spacing of surface bond patterns with
<br />uniform joint widths and for accurate locating of openings, movement -type
<br />ioints, returns, and offsets. Avoid the use of less -than -half-size units at comers,
<br />Jambs, and where possible at other locations.
<br />3.4.2 Lay up walls to comply with specified construction tolerances, with courses
<br />accurately spaced and coordinated with other construction.
<br />3.4.3 Bond Pattern for Masonry: Lay masonry in running bond pattern with vertical
<br />joint in each course centered on units in courses above and below.
<br />3.4.4 Do not use units with less that nominal 4-inch horizontal face dimensions at
<br />comers or j ambs.
<br />course, rack back 1/2-unit length. do
<br />not tooth. Clean exposed surfaces of set masonry, wet clay masonry units
<br />lightly (if required), and remove loose masonry units and mortar prior to laying
<br />fresh ma onry.
<br />3.4.6 Built -In Work: As construction progresses, build -in item required. Fill in
<br />solidly with masonry around built-in. items.
<br />llow metal frames and masonry solidly with mortar,
<br />unless otherwise indicated.
<br />3.4.8 Where built-in items arc to be embedded in cores of hollow masonry units,
<br />place a layer of metal lath in the joint below and place grout into core.
<br />3.5.Mortar Bedding and Jointing:
<br />3.5.1 provide fall mortar coverage on horizontal and vertical face shells.
<br />3.51 Bed webs in mortar in starting course on footings and in all courses of piers,
<br />columns, and pilasters, and where adjacent to cells or cavities to be filled with
<br />grout. For starting course on footings where cells are not grouted, spread out
<br />full mortar bed including areas under cells.
<br />3.5.3 Joints in masonry walls shall be 3/8" (nom.) thick.
<br />3.5.4 As mortar takes its initial set, cut flush and rub smooth.
<br />3.5.5 Tool all joints, both interior and exterior, with 5/8" dia x 24" rod, compacting
<br />the mortar tightly against masonry units to produce a waterproofjoint smooth
<br />and free of voids.
<br />3.5.6 Tool head joints before tooling intersecting horizontal joints.
<br />3.5.7 Intersecting and Abutting Walls: Unless vertical expansion or control joints are
<br />shown at juncture, provide same type of bonding specified for structural
<br />bonding between wythes.
<br />3.5.8 Keep cavities/air spaces clean ofmortar droppings and other materials during
<br />construction.
<br />3.5.9 For two wydie work, Tie exterior wythe to backup with continuous horizontal
<br />joint reinforcing.
<br />3.6.Horizontal Joint Reinforcement
<br />3.6.1 General: Provide continuous horizontal joint reinforcement as indicated. Install
<br />I longitudinal side rods in mortar for their entire length with a minimum cover of
<br />5/8 inch on exterior side of walls, 1/2 inch elsewhere. Lap reinforcing a
<br />minimum of 6 inches.
<br />3.6.2 Cut or interrupt joint reinforcement at control and expansion joints, unless
<br />otherwise indicated.
<br />3,6.3 Provide continuity at comers and wall intersections by use ofprefabricated "L"
<br />and "T" sections. Cut and bend reinforcement units as directed by
<br />manufacturer for continuity at returns, offsets, column fireproofing, pipe
<br />enclosures, and other special conditions.
<br />3.7.Control (Movement) Joints
<br />3.7.1 General: Install control Joints in unit masonry where indicated. Build in related
<br />items as the masonry progresses. Do not form a continuous span through
<br />movernentjoints. unless provisions are made to prevent in -plane restraint of
<br />wall or partition movement.
<br />3.7.2 Build in joint fillers where indicated. Use sash block units at control joint
<br />locations.
<br />1
<br />3.7.3 Seal joints using foam backer rod pressed againstjoint filler Range, with
<br />sealant bead between masonry units. Tool sealant bead concave.
<br />3.8.Lintels:
<br />3.8.1 Provide precast lintels, as noted on drawings.
<br />3.8.2 Provide minimum bearing of 8 inches at each jamb, unless otherwise indicated.
<br />3.9.171ashing
<br />3.9.1 General: Install embedded flashing and weep holes in masonry at shelf angles,
<br />lintels, ledges, other obstructions to the downward flow of water in the wall,
<br />and where indicated.
<br />3.9.2 Prepare masonry surfaces so that they are smooth and free from projections
<br />that could puncture flashing. Place through -wall flashing on sloping bed of
<br />mortar and cover with mortar. Seal penetrations in flashing with adhesive/
<br />sealant/tape as recommended by flashing manufacturer before covering with
<br />mortar.
<br />3. 1 O.Installation of Reinforced Unit Masonry
<br />3. 10.1 General: Install reinforced unit masonry to comply with requirements of
<br />referenced unit masonry standard.
<br />shape, line, and dimensions shown. Make
<br />sufficiently tight to prevent leakage of mortar and grout. Brace, tie, and support
<br />forms to maintain position and shape during construction and curing of
<br />reinforced masonry.
<br />3.10.3 Do not remove forms and shores until reinforced masonry members have
<br />hardened sufficiently to carry their own weight and other temporary loads that
<br />may be placed on them during construction.
<br />3.10.4 Reinforcing Steel:
<br />3.10.4.1 Con -form to applicable requirements of Section 03300 Cast -in -Place
<br />Concrete.
<br />3.10.4.2 Shop form all reinforcing to fullest extent possible. Where not
<br />possible, field form before placement. Conform to requirements of
<br />ACI Standard referenced.
<br />I
<br />3. 10. 5 Grout Placement: .
<br />3.10.5.1 Conform to applicable requirements of Section 03300 Cast -in -Place
<br />Concrete.
<br />3.10.5.2 Place grout (pump mix concrete) as noted on plans.
<br />3.11. InsulationInstallation
<br />3.1 1.1 Comply with manufacturer's installation instructions. Fill all cells full height of
<br />�
<br />wall.
<br />face shell of block to obtain access to cells.
<br />Patch holes to match surrounding face of block so that, when painted, the patch
<br />is as inconspicuous as possible.
<br />3.11.3 Completed installation shall be at least 98% filled.
<br />3.12.Repairing, Pointing, and Cleaning
<br />3.12.1 Remove masonry units that are loose, chipped, broken, stained, or otherwise
<br />damaged. Install new units to match adjoining units in fresh mortar or grout
<br />pointed to eliminate evidence of replacement.
<br />3.12.2 Pointing: During the tooling ofjoints, enlarge any voids or holes, except weep
<br />holes, and completely fill with mortar. Point -up all joints including corners,
<br />openings, and adjacent construction to provide a neat, uniform appearance,
<br />prepared for application of sealants.
<br />3.12.3 Final Cleaning: After mortar is thoroughly set and cured, clean exposed
<br />masonry as follows:
<br />3.12.3.1 Remove large mortar particles by hand with wooden paddles and
<br />nonmetallic scrape hoes or chisels.
<br />3.12.3.2 Test cleaning methods on sample wall panel; leave 1/2 panel
<br />uncleaned for comparison purposes. Obtain Architect's approval of
<br />sample cleaning before proceeding with cleaning of masonry.
<br />3.12.3.3 Protect adjacent stone and non -masonry surfaces from contact with
<br />cleaner by covering them with liquid strippable masking agent,
<br />polyethylene film, or waterproof masking tape.
<br />3.12.3.4 Wet wall surfaces with water prior to application of cleaners; remove
<br />cleaners promptly by rinsing thoroughly with clear water.
<br />3.12.3.5 Clean concrete masonry using dilute muriatic acid.
<br />3.12.3.6 Protection: Provide final protection and maintain conditions, in a
<br />manner acceptable to Installer, that ensure unit irn onry is without
<br />damage and deterioration at time of Substantial Completion.
<br />End of Section 04 20 00
<br />Section 05 12 00
<br />Structural Steel Framing
<br />1. General
<br />.
<br />1.1. Scope of Work
<br />1.1.1 Furnish all materials, labor, equipment and services necessary and incidental to
<br />complete installation of structural steel work indicated, implied on contract
<br />drawings, or as specified.
<br />1.1.2 The Contractor shall cooperate with other trades regarding installation of
<br />associated work as needed to support HVAC units, fans, and other rooftop
<br />equipment, roof penetration frames for plumbing, and other items requiring
<br />support from the steel structure.
<br />1.2. Qualifications:
<br />s than 5 years experience in fabrication of structural steel
<br />for projects of similar scope.
<br />s than 5 years experience in the erection of structural
<br />steel structures of similar magnitude of the proposed structure.
<br />1.3. References: The following specifications, codes and standards of current issue
<br />(hereafter referred to by acronym or alpha/numeric designation only) form a part of
<br />this specification:
<br />1.3.1 The American Institute of Steel Construction:
<br />13.1.1 AISC "Specification for the Design, Fabrication and Erection of
<br />Structural Steel for Buildings".
<br />1.3.1.2 AISC "Code of Standard Practice".
<br />1.3.1.3 "Structural Joints Using ASTM A325 or A490 Bolts", approved by
<br />the Research Council on Rivet and Bolted Structural Joints.
<br />1.3.1.4 AISC "Code of Standard Practice for Steel Buildings and Bridges".
<br />1 of the above code is hereby modified by
<br />the deletion of the following sentence: "This approval
<br />constitutes the Owner's acceptance of all responsibility for
<br />the design adequacy of any connections designed by the
<br />fabricator as part of his preparation ofthese shop drawings."
<br />1.3.2 American Welding Society:
<br />1.3.2.1 AWS, "Structural Welding Code"
<br />1.3.2.2 AWS, "Welding Symbols"
<br />1.3.2.3 AWS, "Gas Metal -Arc Welding with CO2 Shielding"
<br />1.3.2.4 AWS, "Non -Destructive Testing Symbols"
<br />1.3.3 American Society of Testing Materials (ASTM)
<br />1.3.3.1 A6, "General Requirements of Delivery"
<br />1.3.3.2 A325, H.S. Bolts
<br />1.4. Submittals
<br />1.4.1 Provide Submittals and LOI in accordance with Section 01 33 00 Submittal
<br />Procedures- .
<br />1.4.2 Shop Drawings and Steel Reports: At least two weeks prior to steel
<br />fabrication, submit Shop Drawings, prepared under the supervision of a
<br />Professional Engineer, together with copies of the metallurgical test reports
<br />(mill reports), purchase orders for all steel, and other data to show compliance
<br />with specifications.
<br />1.4.3 Indicate all shop erection details, including cuts, copes connections, holes,
<br />bolts, welds, and preparation required, such as bevels, testing and backup bars.
<br />Indicate all welds, both shop and field, by AWS "Welding Symbols", A2.0,
<br />latest edition.
<br />2. Products
<br />2.1.1 All material shall be new, clean, and free ftom scale or rust. Conform to
<br />applicable ASTM designations as described in the most current AISC
<br />specifications.
<br />2.1.2 Steel Columns, beams, Plates, etc.: ASTM A-36.
<br />2.1.3 Bolts: ASTM A-325 or A490.
<br />2.1.3.1 Structural Bolts: ASTM A-325 or A-490 �
<br />2.1.3.2 "Twist-Off'Type Tension Control Bolt Assemblies: ASTMFI852
<br />LeJeune Tension Control Bolts.
<br />-
<br />2.1.4 Are Welding Electrodes: As specified by American Welding Society "Steel
<br />Arc Welding Electrodes", or E-70 SEries of ASTM A-233, and A-15C.
<br />2.1.5 Steel Tubes: Cold formed, minimum yield point 46,000 PSI, ASTM A-500
<br />Grade. "B".
<br />2.1.6 Grout: Non-metallic shrink -resistant, complying with U.S.A. Corps. of
<br />Engineers CRD-C-621 and CRD-C-588.
<br />Euco N.S., Euclid Chemical Company
<br />Crystex, L&M Construction Chemicals
<br />Masterflow 713, Master Builders
<br />Five Star Grout, U.S. Grout Corp.
<br />Propak, Protex Industries, Inc.
<br />Set Non -Shrink, Set Products, Inc.
<br />Vibropruf No. I 1, Lambert Corp.
<br />2.1.7 Primer: Manufacturer's standard shop primer, unless otherwise noted -
<br />I Execution
<br />3.1. Design and Fabrication of Structural and Miscellaneous Steel
<br />3.1.1 In general, AISC Specification shall be followed.
<br />3.1.2 In general, all shop and field connections shall be bolted in accordance with the
<br />specifications of the AISC., unless otherwise indicated.
<br />3.1.3 All connections shall be designed to develop the full strength of the beam
<br />section shear. All erection bolts shall be set up -right and left in place. Bolted
<br />connections carrying stress shall have washers under all nuts, and full grip with
<br />nuts torqued tight as required, conforming to "Specification for Structural
<br />Joints using ASTM A325 Bolts".
<br />3.1.4 Bolts shall have Rill shanks extende eti
<br />�
<br />3.1.5 Shearing and clipping shall be neatly and accurately done, No column splices
<br />are permitted. No splices are permitted in beams, except for field connections
<br />indicated.
<br />3.1.6 All bolt holes are to be accurately drilled or punched perpendicular to metal
<br />surface. The pieces forming one built member shall be straight and fit closely
<br />. together, especially where open to view. In compression joints, depending on
<br />contact bearing, the surfaces shall be truly faced, so as to have even bearing
<br />after adjoining members are aligned and set up complete. Continuous
<br />members shall have positive, Rill connections.
<br />3.1.7 Do not flame -cut or enlarge holes by burning.
<br />3.1.8 Fabricate and assemble structural steel in shop to greatest extent possible,
<br />3.2. All milled surfaces shall be protected with a coating of heavy oil or grease.
<br />3.3. Provide all anchor bolts and plates at all steel columns of a size as shown or detailed
<br />on the structure drawings, or as required for maximum load of columns, per AISC.
<br />3.4. Welding:
<br />3.4.1 In general, all welding shall confbrm to the requirements of the Code for Arc
<br />and Gas Welding in Building Construction as prescribed by the American
<br />Welding Society as amended to date.
<br />3.4.2 Welding shall be performed by welders currently qualified under AWS
<br />standard qualification procedures to perform the type of work required. Proof
<br />of current AWS certification of personnel shall be available at the fabrication
<br />shop and at the job site at all times.
<br />3.5. Shop Painting: All steel work shall be thoroughly cleaned of all loose mill scale, rust,
<br />and foreign matter as directed in SSPC-SP 43 Specification for Power Tool Cle i '
<br />and given one coat of primer. Primer shall be well worked into alljoints. Prime only
<br />when surface metal is dry and grease free. Comply with Steel Structures Painting
<br />Council (SSPC)-3. Thickness of coatings shall be 2.5 mil.
<br />3.6. Miscellaneous Steel
<br />3.6.1 Access Ladder to Roof 18 inches wide, made of 2-1/2" x 1/2" flat bar
<br />stringers and 7/8" round rod rungs.
<br />3.6.2 Pipe Railings: 1-1/2" diameter Standard Pipe; all welded connections. All
<br />pipe railing shall be galvanized after fabrication.
<br />3.6.3 Furnish and install all hangers and channels for curtain walls.
<br />3.6.4 Securely install steel rods for security over all roof fan or vent openings, except
<br />grease hood exhaust fans (see mechanical drawings). Use #5 steel rods at 6"
<br />o.c., both directions, welded into a steel mesh with connection at intersection of
<br />all rods. Install in metal frame as shown.
<br />3.7. Furnish the following items for installation by proper trades.
<br />Channel door frames,
<br />Corner guards; .
<br />6" pipe columns for door and downspout guards;
<br />Traffic posts.
<br />3.8. Installation
<br />3.8.1 Steel Erection General: This shall include the erection of all structural steel,
<br />steeljoist girders andjoists, miscellaneous steel, etc. as called for on the
<br />drawings and as specified. Maintain erection tolerances of structural steel
<br />within AISC's "Code of Standard Practice for Steel Buildings and Bridges".
<br />3.8.2 Provide temporary shores, guys, braces, and other supports during erection to
<br />keep structural steel secure, plumb, and in alignment against temporary
<br />construction loads. Remove temporary supports when permanent structural
<br />steel, connections, and bracing are in place, unless otherwise indicated.
<br />3.8.3 Set structural steel accurately in locations and to elevations indicated and
<br />according to AISC specifications referenced in this section.
<br />3.8.4 Base and Bea -ring Plates: Clean concrete and masonry bearing surfaces to
<br />remove deleterious materials and roughen surfaces prior to setting base and
<br />bearing plates. Clean bottom surface of base and bearing plates.
<br />3.9.4.1 Set base and bearing plates for structural members on wedges, shims,
<br />or setting bolts as required.
<br />3.8.4.2 Tighten anchor bolts after supported members have been positioned
<br />and plumbed. Do not remove wedges or shims but if protruding, cut
<br />off flush with edge of base or bearing plate prior to packing with
<br />grout
<br />3.9.4.3 Pack grout solidly between bearing surfaces and plates so no voids
<br />remain. Finish exposed surfaces. Protect installed materials and
<br />allow to cure.
<br />3.9.4.4 Comply with manufacturer's instructions for proprietary grout
<br />materials.
<br />3.8.5 Align and adjust vairious members forming part of complete frame or structure
<br />before permanently fastening. Before assembly, complete bearing surfaces and
<br />other surfaces that will be in permanent contact. Perform necessary
<br />adjustments to compensate for discrepancies inelevation and alignment.
<br />3.8.6 Level and plumb individual members of structure.
<br />3.8.7 Install and tighten high -strength bolts according to RCSC's "Specification for
<br />Structural Joints Using ASTM A-325 or A490 bolts.
<br />3.8.8 Weld Connections: Comply with AWS D1.1 for procedures, appearance and
<br />quality ofwelds, and methods used in correcting weld work.
<br />3.8.9 Comply with AISC specifications referenced in this Section for bearing,
<br />adequacy of temporary connections, alignment, and removal of paint on
<br />surfaces adjacent to field welds.
<br />3. 8. 10 Touch up weld spots and abrasions after erection with primer specified for
<br />shop priming. Surfaces shall be clean and dry before painting.
<br />3.9. Field Quality Control
<br />3.9.1 No field cutting or fabrication will be permitted without written approval of
<br />Pubhx' structural engineer. I
<br />.
<br />3.9.2 Testing Agency: Contractor shall engage an independent testing and
<br />inspection agency to perform field inspections and tests and to prepare test
<br />reports.
<br />3.9.3 Testing Agency will conduct and interpret test and state in each report whether
<br />tested work complies with or deviates from the requirements.
<br />3.10. Correct deficiencies in or remove and replace structural steel that inspections and test
<br />reports indicate do not comply with specified requirements.
<br />3.11. Additional testing, at Contractor's expense, will be performed to determine
<br />compliance of corrected work with specified requirements.
<br />3.12. Field bolted connections will be tested and inspected according to RCSC's
<br />"Specifications for Structural Joints using ASTM A 325 or A 490 Bolts".
<br />3.12.1 For bolts indicated as "snug tight", inspect to verify that connected elements
<br />are in direct contact.
<br />3.12.2 Inspection will be required of a random selection of ten percent of all high
<br />strength shop and field bolting. To be acceptable 95 percent of all bolts tested
<br />shall meet design tension. If the bolting fails to meet this requirement, bolts
<br />shall be reworked by the contractor and additional tests of 50 percent of all
<br />bolts shall be made until the above requirements are met.
<br />3.12.3 Field -welded connections will be inspected by a testing laboratory who will
<br />perform visual inspections of a minimum of 100 percent of welds.
<br />3.12.4 For field -welded connections that fail visual inspection, field -welded
<br />connections will be inspected and tested according to AWS D 1. I and the
<br />inspection procedures listed below:
<br />3.12.4.1 Radiographic Inspection: ASTM E 94 and ASTM E 142; i i
<br />quality level; "2-2T"'.
<br />3.13. Contractor shall coordinate erection and inspections to facilitate construction.
<br />3.14. Notify Publix three (3) days in advance of time structure will be ready for inspection.
<br />End of Section 05 12 00
<br />Section 05 21 00
<br />.
<br />Steel Joist Framing
<br />1. General
<br />1. 1. Scope of Work: I
<br />1.11 Steel joists and related accessories for the Publix box shall be engineered and
<br />fabricated by NucorNulcraft and will be provided by Publix. Joists provided
<br />do not include retail or facade structures, except when facade drawings are on
<br />Publix title block.
<br />1.1.2 General Contractor and Steel Fabricator to coordinate with Vulcraft shop
<br />drawings for all connections. Shop drawings will be available from Vulcraft
<br />after the store has been awarded.
<br />1.1.3 General Contractor will be responsible for coordinating the joist delivery date
<br />with Vulcraft (contact: see below). General Contractor is also responsible for
<br />unloading delivery and covering materials at the job site. The General
<br />Contractor is responsible for all materials after delivery to the job site.
<br />Robert Wesley .
<br />National Account Manager
<br />Nucor-Vulcraft Group
<br />I 000 Hurricane Shoals Rd,, Bldg. A, Suite 150
<br />Lawrenceville, GA 30043
<br />. Phone: 770.338.0970
<br />FAX: 770.338.9757 .
<br />email: rwesley@vulcraft-al.com
<br />1.1.4 The joists shall not sit on the site for more than 10 days before erection.
<br />1.2. Submittals
<br />1.2.1 Submit shop drawings in accordance with Section 01 33 00 Submittal
<br />Procedures. Shop drawings shall show layout, mark number, type, location,
<br />and spacing ofjoists. Include joining and anchorage details, bracing, bridging,
<br />accessories, splice and connection details, and attachments to other units of
<br />work.
<br />1.3. Quality Assurance
<br />1.3.1 Manufacturer Qualifications: Engage a firm experienced in manufacruring joists similar
<br />to those indicated for this Project, and that have a record of successful in-service
<br />performance. The joist manufacturer must engage a qualified professional engineer to
<br />prepare design calculations, shop drawings and other structural data for steel joists.
<br />1-3.2 SJI Design Standard: Comply with recommendations of S11's "Standard Specifications
<br />Load tables and weight Tables for Steel Joists and Joist Girders", applicable to types of
<br />joists indicated. .
<br />1.3.3 Welding Standards: Comply with applicable provisions of AWS D1.3 "Structural
<br />P u b [16 X8
<br />SUPE R MARKETS
<br />CORPORATE OFFICES
<br />FACILITIES DESIGN
<br />BOX A07, LAKELAND, FL 33802
<br />(863) 680-5295
<br />PHYSICAL ADDRESS:
<br />3300 AIRPORT RD-, LAKELAND, FL 33811
<br />PUBLIX FACILITIES
<br />DESIGN DEPARTMENT
<br />DAVID TAULBEE, AIA
<br />ARCHITECT - FL REG, 9131 8
<br />DAVID RUBIN, AIA
<br />ARCHITECT - FL. REG.92557
<br />GA. REG-] 1881
<br />SC. REG. 7A77
<br />AL. REG. 6234
<br />JOHN W. KITCHENS, PE
<br />CIVI L/STRUCTU PAL - FL. REG. A52 77
<br />GA. REG- 020251
<br />SC. REG. 16340
<br />AL. REG. 20382
<br />TN. REG. 101507
<br />PAUL C. HARMAN, PE
<br />STRUCTURAL - FL. REG. 51959
<br />GA. REG. 27740
<br />SC. REG. 2175A
<br />AL. REG. 249045
<br />TN.PEG.107882
<br />JOHN J. CARAMALIS, PE
<br />MECHANICAL - FL. REG. 43889
<br />GA. REG. 0212A6
<br />SC. REG. 16521
<br />AL ' REG.20581
<br />TN.PEG.108507
<br />ANTHONY CLEMENTI, PE
<br />MECHANICAL - FL. REG. 54781
<br />GA " REG.31882
<br />SC. REG. 25591
<br />AL ' REG.28A69
<br />TN_ REG- 11 1382
<br />RAYMOND J. SIRIANNI, PE
<br />ELECTRICAL - FL. REG. 54085
<br />GA. REG ' 025636
<br />SC.REG.19743
<br />AL� REG. 23065
<br />TN-REG.108038
<br />NORMAN MEIER, PE
<br />ELECTRICAL - FL. REG. 59A22
<br />GA. REG ' 31 �492
<br />SC. REG. 25290
<br />AL REG. 28079
<br />Q COPYRIGHT 2008
<br />PUBLIX SUPER MARKETS, INC.
<br />THESE CONSTRUCTION DOCUMENTS ARE THE
<br />PROPERTY OF PUBLIX SUPER MARKETS, INC. AND
<br />ARE NOT TO BE COPIED OR REUSED FOR ANY
<br />SPECIFIC BUILDING WITHOUT WRITTEN PERMISSION -
<br />THESE DRAWINGS SHALL NOT BE DUPLICATED
<br />WITHOUT PRIOR WRITTEN PERMISSION OF
<br />PUBLIX SUPER MARKETS, INC,
<br />THE DESIGN INDICATED IN THESE CONSTRUCTION
<br />DOCUMENTS DOES, TO THE BEST OF My KNOWLEDGE,
<br />INFORMATION, AND BELIEF, COMPLY WITH THE
<br />APPLICABLE MINIMUM BUILDING CODES
<br />PUBLIX
<br />PLOT DATE:
<br />REVISION DATA: -
<br /># 1 245 (REPL. #0390)
<br />ZEPHYR COMMONS
<br />PRETrY POND RD.
<br />& HWY. 301
<br />ZEPHYRHILLS, PASCO CO.,
<br />FLORI DA
<br />54,A
<br />DRAWING TITLE: -
<br />I Version 07.2
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