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1 "`10' 1 1 30 3� 26 1� 0 20 40 60 1 90 4� 2� 0 40 80 120 7 2 0 150 1"=20' 1"=30'Mill 1"=40' � M 1"=50'mmmmmm 1"=100' PROJECT NAME MEDICAL BUILDING MODIFICATIONS I Htbt UKAWINUb HA5 bttN UKtA I tU h KUM PREVIOUS CONTRACT DOCUMENTS, WHILE ACTUAL CONDITIONS HAVE BEEN INVESTIGATED TO THE BEST OF THE DESIGNER ABILITY, THE CONTRACTOR SHALL FIELD VERIFY THE EXISTING CONDITIONS DURING THE COURSE OF WORK AND COORDINATE ANY DISCREPANCIES WITH THE ARCHITECT/DESIGNER/ENGINEER MODIFIED MECHANICAL. PLAN M1-1 HVAC DIAGRAM NOTES. THE HVAC DIAGRAM IS NOT INTENDED TO SHOW EXACT DETAIL OF EVERY ITEM REQUIRED TO MEET THE CODE REQUIREMENTS. THE DUCT ROUTING SHOWN IN GENERAL IN NATURE; FIELD CONDITIONS MAY DICTATE EXACT CONFIGURATION OF THE HVAC SYSTEM. CODE SECTIONS ARE LISTED FOR EACH HVAC SYMBOL FOR THE HVAC CONTRACTOR TO REFERENCE PRIOR TO INSTALLATION. SIZE TRANSFER AIR DEVICES 1.5 TIMES THE SIZE OF THE SUPPLY AIR TO THE ENCLOSED SPACE. 1" UNDERCUT DOOR ALLOWS ONLY 30 CFM OF RELIEF AIR. 1) HVAC INSTALLATION TO COMPLY WITH THE 2020 FLORIDA BUILDING CODE (7TH EDITION), ENERGY, AND MECHANICAL CODES. OBTAIN ALL NECESSARY PERMITS AND INSPECTIONS. 2) PROVIDE ACCEPTABLE INDOOR AIR QUALITY PER THE 2020 FLORIDA MECHANICAL CODE SECTION 403.3 MECHANICALLY INDUCED OUTDOOR AIR IS ONLY REQUIRED IF THE CALCULATED MINIMUM OUTDOOR AIR REQUIRED EXCEEDS THE OUTDOOR AIR THAT ENTERS THE BUILDING NATURALLY BY INFILTRATION COMMERCIAL BUILDINGS WILL HAVE MECHANICALLY INDUCED FRESH AIR PER THE VENTILATION CALCULATIONS AND THE BUILDING AIR BALANCE SCHEDULE. 3) COORDINATE LOCATION OF ALL EQUIPMENT, FANS, AIR DEVICES, AND BUILDING PENETRATIONS WITH THE GENERAL CONTRACTOR, PROTECT THE STRUCTURE PER FMC 302, FABRICATE AND INSTALL HVAC SYSTEMS PER THE 2020 FLORIDA MECHANICAL CODE AND PRODUCT INSTALLATION INSTRUCTIONS. 4) MECHANICAL INSTALLER TO FIELD VERIFY CLEARANCES AND ACCESSIBILITY PRIOR TO FABRICATION OR INSTALLATION OF ANY HVAC WORK. PROVIDE A MEANS FOR WIND RESISTANCE ON ALL EXTERIOR MOUNTED EQUIPMENT PER SECTION FMC 301.13. ENGINEER SEAL IS REQUIRED FOR EQUIPMENT SUSPENDED FROM ATTIC TRUSSES AND FOR EXTERIOR EQUIPMENT MOUNTED ABOVE GROUND LEVEL. 5) ALL DUCT DIMENSIONS SHOWN ARE CLEAR INTERIOR DUCT DIMENSIONS, ADD 3" TO LISTED SIZE FOR EXTERIOR DIMENSIONS. FIBERGLASS DUCT BOARD EQUAL TO KNAUF 1y" R-6, INSTALL PER SMACNA STANDARDS. FLEXIBLE DUCT WORK EQUAL TO ATCO 36 SERIES R-6 CLASS ONE AIR DUCT. CONSTRUCT AND SUSPEND DUCTWORK FROM THE BUILDING STRUCTURE PER THE 2020 FLORIDA MECHANICAL CODE CHAPTER 6, SEAL ALL DUCTWORK PER UL-181 AND FMC CHAPTER 6. 6) PROVIDE A CONDENSATE DRAIN SYSTEM PER THE 2020 FLORIDA MECHANICAL CODE SECTION 307 AND A REFRIGERANT PIPING SYSTEM PER FMC SECTION 1107. EXTEND CONDENSATE DRAIN DISCHARGE 12" FROM EXTERIOR WALL TO GRASS (OR OTHER APPROVED METHOD), PROVIDE PIPING SUPPORT FOR BOTH CONDENSATE DRAINS AND REFRIGERANT PIPING PER FMC 305. 7) PROVIDE A BALANCED RETURN AIR SYSTEM PER THE 2020 FLORIDA MECHANICAL CODE SECTION 601.4. ALL CLOSE ABLE ROOMS REQUIRE 1" UNDERCUT ON INTERIOR DOORS PLUS A MEANS FOR AIR TRANSFER OR AIR RETURN. PRESSURE DIFFERENTIALS NOT TO EXCEED .01 INCH W.G. (30CFM/DOOR) 8) ATTIC MOUNTED EQUIPMENT MUST CONTAIN A DEVICE TO ALERT THE HOMEOWNER IF THE CONDENSATE DRAIN LINE IS NOT WORKING PROPERLY. POST A NOTICE ON THE ELECTRICAL PANEL INDICATING TO THE HOMEOWNER THE AIR HANDLER IS LOCATED IN THE ATTIC SPACE WITHIN 6' OF THE ACCESS PANEL. SEE SECTION 610 OF THE FLORIDA ENERGY CODE FOR FULL COMPLIANCE DESCRIPTION. 9) INSTALLING CONTRACTOR MUST PROVIDE A COPY OF THE HVAC HEAT LOAD CALCULATIONS, FLORIDA ENERGY CALCULATIONS, AND A HVAC DIAGRAM TO THE BUILDING OWNER FOR REVIEW AND APPROVAL. INSTALLING CONTRACTOR WILL CONDUCT A BUILDING OWNER INTERVIEW TO DISCUSS DESIGN CONDITIONS, INDOOR AIR QUALITY, HEALTH PROBLEMS, COMBUSTION AIR SAFETY, ALLOWABLE SWINGS IN TEMPERATURE AND HUMIDITY, ZONING, USE OF INTERNAL AND EXTERNAL SHADING DEVICES, INTERIOR HEAT AND MOISTURE PRODUCING APPLIANCES, ENTERTAINING LARGE NUMBERS OF PEOPLE, STAND ALONE DEHUMIDIFICATION WITH HUMIDISTAT, AND ANY INFORMATION NOT SHOWN ON THE BUILDING DRAWINGS. MULTISTAGE CONDENSING UNITS OR STAND ALONE DEHUMIDIFICATION IS REQUIRED FOR ALL STRUCTURES LOCATED IN SUB —TROPIC ENVIRONMENTS TO ACHIEVE ACCEPTABLE INTERIOR HUMIDITY LEVELS DURING PART LOAD CONDITIONS. HVAC DIAGRAM SYMBOLS CEILING REGISTER RECTANGULAR AIR HANDLING UNIT Em-> TWO WAY THROW 0 DUCTWORK HORIZONTAL MOUNT FROM STRUCTURE FMC SECTIONS 303 THROUGH 312 ® CEILING REGISTER < FLEXIBLE ��..�' FOUR WAY THROW DUCTWORK <A- CEILING GRILLE RETURN AIR FILTER ROOFTOP PACKAGE UNIT ® FASTENED TO ROOF CURB FMC SECTIONS 303 THROUGH 312 <A- 01 E°- SIDEWALL GRILLE DIRECT TRANSFER AIR RTU= ROOF TOP UNIT T/A= TRANSFER AIR MUA= MAKE UP AIR BD= BYPASS DAMPER CU= CONDENSING UNIT S/A= SUPPLY AIR SF= SUPPLY FAN VTE= VENT TO EXTERIOR AHU= AIR HANDLING UNIT R/A= RETURN AIR EF= EXHAUST FAN CFM= CUBIC FEET PER MINUTE PKG= PACKCAGE UNIT 0/A= OUTSIDE AIR FPM= FEET PER MINUTE -L}> UNDERCUT DOOR DH= DE -HUMIDIFIER BRD= BAROMETRIC RELIEF AIR DAMPER ZD= ZONE DAMPER OUTDOOR FRESH AIR CALCULATIONS PER THE 7TH EDITION, 2020 FBC MECHANICAL TABLE 403.3.1.1. OCCUPANCY LOAD: (2,072 SF x 40 PEOPLE)/1,000 SF = 83 PEOPLE PEOPLE OUTDOOR FRESH AIR RATE (CFM) = 83 PEOPLE x 5 CFM/PERSON = 415 CFM AREA OUTDOOR FRESH AIR RATE (CFM) = 2,072 SF x 0.06 CFM/SF = 124 CFM REQUIRED OUTDOOR FRESH AIR (CFM) = 415 CFM + 124 CFM = 539 CFM PROVIDED OUTDOOR FRESH AIR RATE (CFM)= 539 CF / (1) 3.5 TONS = 539 CFM PER 3.5 TON UNIT. OWNER: ADAA REAL ESTATE LLC 2653 BRUCE B DOWNS BLVD. WESLEY CHAPEL, FL 33544 PROJECT ADDRESS 38058 ARBOR RIDGE DRIVE. ZEPHYRHILLS, FL 33540 DRAWING BY: DANIEL JALIL Associate AIA M.A. In Architecture & Planning 10233 CELTIC ASH DR. Ruskin, FL 33753 Phone (813) 240-3537 THIS DRAWING MEASURING 24"x36" IS THE PROPERTY OF DANIEL JALIL AND MAY NOT BE USED OR REPRODUCED WITHOUT HIS WRITTEN PERMISSION.. THIS DRAWING AND DESIGN IS VALID FOR 12 MONTHS AFTER THE DATE IS SIGNED AND SEALED. ENGINEER: I HEREBY CERTIFY THAT I HAVE REVIEWED THE ATTACHED DESIGN AND FOUND IT TO BE IN COMPLIANCE WITH THE 7TH EDITION OF THE FLORIDA BUILDING CODE 2020. DANIEL JAMES COOREY P.E. FL 77065 Phone (813) 507-9166 DATE ISSUED FOR: SHEET TITLE MODIFIED MECHANICAL PLAN JOB No. ZPH-0821 SCALE AS NOTED DATE AUG-09-21 DRAW BY DJ CHECKED BY DJ PLOT DATE 08-09-21 DRAWING No 3"=1'-0" 1 1 /2"=1'-0" 3/41=1'-0" 1 /4"=1'-011 1 /8"=1'-0" 1 /16"=1'-0" o 1 0 2 2 0 2 4 8 6 0 12