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I III IIIIII_ 'I 1 11 III i I <br />HVAC LEGEND <br />CEILING SUPPLY DIFFUSER <br />CEILING RETURN <br />LO I <br />CEILING EXHAUST FAN <br />THERMOSTAT <br />SMOKE DETECTOR <br />VOLUME DAMPER <br />RIGID DUCT <br />FLEXIBLE DUCT <br />FLOW DIRECTION <br />'+—® <br />LINEAR SUPPLY GRILLE <br />C FIRE DAMPER <br />. A4nol <br />r <br />67i`i`i`i'i'iiTiTh <br />i'i'i'i�i'i�ii►'��� <br />UNIT <br />I <br />,, 1ST FLOOR - PARTIAL MECHANICAL FLAN <br />SCALE: 3/16" = 1'-0" <br />VAVI <br />OUTSIDE AIfirm' CALCULATION. - <br />OFFICE OCCUPANCY: <br />NET OCCUPIABLE SPACE (N.O.S.) = 4591 SQ. FT. <br />MAX. OCCUPANCY = 108 PERSONS <br />CALCULATION. <br />(N.O.S. X .06) + (OCCUPANCY x 5 CFM/PERSON) = REQUIRED CFM. <br />(4591 X .O(o) + (10& x 5 CFM/PERSON) = 515.46 REQUIRED CFM. <br />OUTSIDE AIR PROVIDED: <br />RTU -1 - 85O CFM <br />TOTAL: 850 CFM - IN COMPLIANCE. <br />HVAC GENERAL NOTES <br />1. DUCT SIZES ARE CLEAR, INSIDE DIMENSIONS. VERIFY ALL <br />DIMENSIONS AND LOCATIONS PRIOR TO FABRICATION OR <br />INSTALLATION. ALL NEW DUCTWORK SHALL BE GALVANIZED SHEET <br />METAL WITH 2" 3/4 LB. DENSITY FOIL FACED EXTERIOR INSULATION <br />WITH AN "R" VALUE OF 42. ALL JOINTS SHALL BE SEALED WITH <br />MASTIC. ROUND EXHAUST DUCT SHALL BE SINGLE WALL ROUND <br />SPIRAL OR SNAP-LOK DUCT. EXHAUST DUCTS DO NOT NEED TO BE <br />INSULATED UNLESS REQUIRED BY LOCAL ORDINANCE. ALL DUCT <br />SHALL BE CONSTRUCTED AND INSTALLED PER SMACNA <br />REQUIREMENTS. <br />2. ALL BRANCH CONNECTIONS SHALL BE CLASS ONE FLEXIBLE DUCT <br />WITH A MANUAL VOLUME DAMPER INSTALLED IN THE COLLAR AT <br />THE MAIN TRUNK FOR BALANCING PURPOSES. <br />3. PROVIDE FIRE DAMPERS AT ALL PENETRATIONS OF RATED <br />WALLS. REFER TO DETAILS ON SHEET M2. <br />4. THE HVAC CONTRACTOR SHALL SURVEY SITE PRIOR TO BID <br />SUBMISSION TO FAMILIARIZE HIMSELF WITH ALL EXISTING <br />CONDITIONS, LOCATIONS AND THE SCOPE OF WORK. <br />5. EXISTING VAV BOXES SHALL BE VERIFIED FOR PERFORMANCE <br />DURING TEST AND BALANCE. <br />6. DEVIATION FROM MATERIALS, METHODS, OR PROCEDURES SET <br />FORTH HEREIN MUST BE APPROVED, IN WRITING, BY ENGINEER <br />PRIOR TO SUBMISSION OF BID, ORDER, FABRICATION OR <br />INSTALLATION. <br />1. ANY AND ALL QUESTIONS AS TO THE INTENT OF, OR PROCEDURES <br />SET FORTH IN THESE DRAWINGS MUST BE BROUGHT TO THE <br />ATTENTION OF THE ENGINEER PRIOR TO SUBMISSION OF A BID. <br />LACK OF KNOWLEDGE OR UNDERSTANDING OF PLANS SHALL NOT <br />JUSTIFY ANY CLAIMS OR EXTRA COMPENSATION. <br />8. INSTALLATION SHALL COMPLY WITH ALL APPLICABLE LAWS, <br />CODES, AND ORDINANCES. <br />9. THE HVAC CONTRACTOR SHALL COORDINATE ALL EQUIPMENT, <br />DUCT, 4 DIFFUSER LOCATIONS AND CLEARANCES WITH ALL <br />OTHER TRADES ON PROJECT, IN PRE -CONSTRUCTION MEETING, <br />PRIOR TO ANY ORDER, FABRICATION, OR INSTALLATION. <br />10. COORDINATE WITH THE BUILDING MANAGER ON THE APPROVED <br />HOURS FOR WORK TO BE DONE AS WELL AS OTHER SPECIFIC <br />REQUIREMENTS PERTAINING TO THE BUILDING HVAC 5Y5TEM(5). <br />11. SUPPLY DUCTWORK SHALL BE CONSTRUCTED, FABRICATED, AND <br />INSTALLED IN ACCORDANCE WITH SMACNA REQUIREMENTS FOR A <br />1" POSITIVE STATIC PRESSURE CLASSIFICATION. <br />12. COORDINATE WITH THE BUILDING MANAGER ON TAPS INTO MAIN <br />SUPPLY DUCT FOR NEW VAV BOXES PRIOR TO COMMENCEMENT OF <br />WORK. <br />13. THE MECHANICAL CONTRACTOR SHALL RETAIN THE <br />SERVICES OF AN INDEPENDENT TEST AND BALANCE <br />AGENCY TO TEST AND BALANCE ALL HVAC SYSTEMS AND <br />DEVISES IN THIS PROJECTS SCOPE OF WORK. FINAL VALUES <br />SHALL BE WITHIN TEN PERCENT OF LISTED DESIGN VALUES. <br />SUBMIT REPORT TO THE: ARCHITECT AND ENGINEER FOR ='^ <br />s <br />REVIEW. PROVISIONS SHALL BE MADE FOR ADJUSTMENTS AS <br />DEEMED NECE5SARY BY THE ENGINEER TESTING AGENCY <br />SHALL BE AABC OR NEBB CERTIFIED. <br />KEYED NOTES: Q <br />®NEW RUSKIN EME6325D 12x18 LOUVER WITH PLENUM BOX FOR <br />CONNECTION OF EXHAUST DUCTS. COORDINATE WITH THE GENERAL <br />CONTRACTOR PRIOR TO INSTALLATION. <br />NEW RUSKIN EME6325D 1&18 LOUVER WITH PLENUM BOX FOR <br />GONNirGTION OF EXHAUST DUCTS. COORDINATE WITH THE GI=NERAL <br />CONTRACTOR PRIOR TO INSTALLATION. <br />j SUPPLY 4 RETURN DOWN DUCTS FROM RTU-2. ROUTE RETURN DUCT <br />TO JUST BELOW FLOOR JOIST WITH 1/4"xI/4" HARDWARE CLOTH END <br />CAP. <br />PROVIDE SURFACE MOUNT FRAME FOR INSTALLATION IN GYP <br />CEILING. <br />j SUPPLY 4 RETURN DOWN DUCTS FROM RTU-1. ROUTE RETURN DUCT <br />TO JUST BELOW FLOOR JOIST WITH 1/4"x1/4" HARDWARE CLOTH END <br />CAP. <br />®TRANSITION SUPPLY DOWN DUCT FROM UNIT OPENING OVER AND <br />TIGHT TO CHASE WALL TO ALLOW ADEQUATE ROOM FOR RETURN <br />DUCT SOUND ATTENUATION ELBOW TO BE INSTALLED. FIELD <br />COORDINATE PRIOR TO FABRICATION AND INSTALLATION. <br />® PROVIDE OPPOSED BLADE DAMPER <br />KEG' FLAN <br />r, <br />REVISIONS <br />BY <br />1 04.21. 18 <br />BMD <br />�x <br />:J r ry <br />J ..o <br />� T: <br />:.. • 17 GJ <br />ti <br />{ <br />x 1 <br />15, <br />r., D <br />I <br />• Lf <br />I L <br />O ; <br />• O •. <br />f; <br />g <br />���. � �1T✓" pief <br />P.E. <br />4175 <br />APRIL 27, 2018 <br />0 w <br />Z m N <br />- LO -t <br />�(OO TZ <br />N�at <br />c <br />L ��� <br />I� � �O N <br />L3 N cC> <br />O O N <br />�O <br />p� Z O <br />C CA: N <br />LO <br />C M <br />m J E <br />V Q to C <br />O �. <br />W 0 <br />m v <br />Q0m� <br />®_ m <br />a <br />Z <br />Q v <br />J W <br />LL.. <br />Date: 02. 13. 18 <br />Scale: AS NOTED <br />Project Mgr: AAY <br />Drawn: BMD <br />Job: 15-025 <br />Sheet <br />m 1 <br />