Loading...
APPROVED BLD BLD2021-0717+Mechanical_Plan+5.25.2021_3.35.14_PM+2216565I I I I I I I I I I I I I I I I I I o o ❑® o ❑ I I I I I I I I I I I I I I I I I I I I I_ _I MECHANICAL ZONE PLAN ♦ ��, NO SCALE ALL WORK SUBJECT TO FIELD INSPECTION FOR CODE COMPLIANCE APPROVED PLANS MUST BE ON JOB SITE City Of Edmonds Building Department Work MECHANICAL Address 306 MAIN ST Owner BANK OF AMERICA Approved Date 6-9-2021 Building Official Eri& Cavter Permit Number BLD2021-0717 GENERAL DEMOLITION NOTES: 1. COORDINATE ALL DEMOLITION WITH WHAT IS SHOWN ON ARCHITECTURAL PLANS. NOTIFY ARCHITECT OF ANY DISCREPANCIES. 3. OWNER RETAINS RIGHTS OF SALVAGE FOR EQUIPMENT AND FIXTURES TO BE REMOVED. COORDINATE WITH OWNER THE EQUIPMENT AND FIXTURES TO BE SALVAGED AND THE LOCATION FOR STORAGE. AVOID DAMAGE TO SALVAGED EQUIPMENT, FIXTURES AND DEVICES DURING DEMOLITION WORK AND DURING TRANSPORT TO OWNER'S DESIGNATED STORAGE LOCATION. 4. REMOVE ITEMS SHOWN HEAVY -LINED DASHED, CROSSHATCHED, AND/OR NOTED TO BE REMOVED. 6. SEAL PENETRATIONS THROUGH FLOORS, WALLS, CEILINGS AND ROOFS WHERE MECHANICAL COMPONENTS ARE REMOVED AND WHERE THE EXISTING PENETRATION IS NOT USED FOR THE NEW INSTALLATION. REPAIR DAMAGED SURFACES TO MATCH ADJACENT AREAS OR AS INDICATED ON THE ARCHITECTURAL DRAWINGS. 7. REMOVE HANGERS AND SUPPORTS WHERE DUCTWORK, PIPING AND/OR EQUIPMENT ARE REMOVED AND THE EXISTING HANGERS AND SUPPORTS ARE NOT USED FOR THE NEW INSTALLATION. 8. INSTALL PERMANENT CAPS WHERE DUCTWORK AND PIPING IS REMOVED AND THE EXISTING TAPS ARE NOT USED FOR THE NEW INSTALLATION. WHERE DUCTWORK AND PIPING ARE REMOVED AND THE EXISTING TAPS WILL BE USED FOR THE NEW INSTALLATION, INSTALL TEMPORARY CAPS TO PROTECT THE INTERIOR SURFACES UNTIL NEW DUCTWORK AND PIPING ARE INSTALLED. 11. CONTRACTOR SHALL CEASE WORK AND IMMEDIATELY NOTIFY THE OWNER SHOULD ANY HAZARDOUS MATERIALS BE ENCOUNTERED DURING THE PERFORMANCE OF THE WORK. 12. REMOVAL, RECOVERY, RECYCLING, AND DISPOSAL OF REFRIGERANT, CONTAINED IN ANY EQUIPMENT TO BE REMOVED, SHALL BE PERFORMED IN STRICT ACCORDANCE WITH CURRENT EPA GUIDELINES. SEISMIC CONTROLS FOR MEPF SYSTEMS Seismic Protection Criteria: Risk/Occupancy Category: I, II or III Site Soil Category: Contractor's Seismic Engineer to Determine. Seismic Design Category: Contractor's Seismic Engineer to Determine. Component Importance Factor: Determined from ASCE 7-2010. The Contractor shall be responsible for determining the requirements for seismic bracing of mechanical, electrical, and plumbing systems. Seismic protection criteria used to determine seismic bracing requirements of all mechanical, electrical, and plumbing systems shall be determined by the applicable code adopted in the project jurisdiction. Where not already determined within the contract documents, the Contractor shall be responsible for contracting a licensed professional engineer to establish building site class, seismic design category, seismic zone, or any other criteria necessary to determine the requirements for seismic bracing on mechanical, electrical, and/or plumbing systems. Seismic bracing of fire protection systems shall be installed in strict accordance with the provisions of NFPA 13 (2010 or later edition). The Contractor shall determine the type and location of seismic bracing required for the mechanical, electrical, and plumbing elements shown on the drawings based on the established seismic criteria, the size and weight of the supported element, and the distance from structure of the supported element. The Contractor shall submit the following shop drawing information to the AHJ and the Engineer for review and approval: 1. Seismic analysis listing all applicable seismic design criteria. 2. Descriptive catalog data of seismic bracing materials. 3. Shop drawings showing bracing type and location. 4. Installation details of all bracing used. 5. Calculations showing that the seismic restraints meet the seismic requirements. Shop drawings and calculations shall be signed and sealed by a registered professional engineer, licensed in the state of the project and employed by the manufacturer of the seismic bracing products. Calculations shall include dead loads, static seismic loads, and capacity of materials utilized for connections. Seismic bracing, restraints, isolators, and isolation materials shall be of the same manufacturer and shall be certified by the manufacturer. Approved manufacturers are: Amber/Booth Company, Inc., B-Line/Tolco, ISAT, Kinetics Noise Control, Inc., Loos & Company, Inc., Mason Industries, Inc., Uni-strut, or Vibro-Acoustics. Each device shall have a pre -approval number from California OSHPD or other recognized government agency showing maximum restraint ratings. Seismic bracing measures to be applied to mechanical, electrical, and plumbing equipment/systems shall be installed in strict accordance with all applicable local, state, and/or federal codes as well as manufacturer's requirements. The most stringent criteria shall apply. All anchor connections to structure for support of mechanical and electrical equipment, regardless of the need for seismic restraints, shall be shown on shop drawings. GRILLE, REGISTER AND DIFFUSER SCHEDULE MARK MANUFACTURER MODEL FACE MOUNTING FACE SIZE MAX. NOTES TYPE LOCATION (IN) NC CD-1 TITUS OMNI PLAQUE CEILING 12A2 30 AF RG-1 TITUS 350FL LOUVER WALL SEE PLAN 30 A,C,D-F RG-2 TITUS 5OF EGGCRATE I CEILING 24x24 30 A,C,D-F MODEL NUMBERS SHALL NOT BE CONSIDERED COMPLETE AND MATERIAL SHALL NOT BE ORDERED BYMANUFACTURER AND MODEL NUMBERS ONLY. REVIEWTHE COMPLETE DESCRIPTION, NOTES AND SPECIFICATIONS TO DETERMINE THE EXACT MATERIAL AND ACCESSORIES TO BE ORDERED. THE MANUFACTURERS LISTED ARE THE BASIS FOR THE DESIGN. NOTES: A. NECK SIZE SHOWN ON DRAWINGS. B. 4-WAYTHROW PATTERN UNLESS OTHERWISE SHOWN ON DRAWINGS. C. BRANCH DUCT SIZE SHALL BE SAME AS NECK SIZE UNLESS OTHERWISE SHOWN ON DRAWINGS. D. BAKED ENAMEL FINISH, WHITE TO MATCH CEILING COLOR. E. FRAME TYPE TO MATCH CEILING CONSTRUCTION, COORDINATE WITH ARCHITECTURAL REFLECTED CEILING PLAN. F. ALUMINUM CONSTRUCTION. PARALLEL TO STRUCTURE 1.1 OPTIONAL ROUTING IN CONCEALED AREAS ANGLE OR UNISTRUT ROUND SUPPLY AIR DUCT PERPENDICULAR TO STRUCTURE BOTTOM OF STRUCTURE TWIST STRAP 16 GA. GALV. STEEL BAND (2" WIDE) ROUND DUCT ROOF JOIST- 1 6" FASTENER BOLT AND NUT (MAX. 36" 0) SHEET METAL SCREW (MAX. 24" 0) FASTENER TYPES LOADS MUST BE HUNG WITHIN 6" OF PANEL POINTS NOTES: 1. FOR DUCTS LARGER THAN 36" O, USE TWO HANGER RODS, WIRES OR STRAPS TO SUPPORT DUCT FROM EACH SIDE. GENERAL MECHANICAL NOTES: 1. PRIOR TO SUBMITTING BID, VISIT THE JOB SITE AND BECOME FULLY ACQUAINTED WITH THE EXISTING CONDITIONS OF THE PROJECT. REVIEW THE GENERAL NOTES, SPECIFICATIONS AND OTHER DRAWINGS FOR ADDITIONAL REQUIREMENTS WHICH MAY NOT BE SPECIFICALLY CALLED OUT IN THIS PORTION OF THE CONSTRUCTION DOCUMENTS. NOTIFY ARCHITECT, ENGINEER AND/OR OWNER OF CONFLICTS OR DISCREPANCIES PRIOR TO SUBMISSION OF BID. 2. EXISTING CONDITIONS WERE TAKEN FROM ORIGINAL DRAWINGS AND SITE VISITS AND MAY NOT REFLECT EXACT "AS -BUILT" CONDITIONS. FIELD VERIFY EXISTING CONDITIONS PRIOR TO SUBMITTING FINAL BIDS. COORDINATE NEW WORK AND DEMOLITION WITH OTHER DISCIPLINES AND EXISTING CONDITIONS PRIOR TO CONSTRUCTION. 3. COORDINATE THE INSTALLATION OF THE MECHANICAL SYSTEMS WITH OTHER TRADES TO ENSURE A NEAT AND ORDERLY INSTALLATION. INSTALL DUCTWORK AS TIGHT TO STRUCTURE AS POSSIBLE. COORDINATE WITH OTHER TRADES TO AVOID CONFLICTS. COORDINATE INSTALLATION OF DUCTWORK AND PIPING TO AVOID CONFLICTS WITH ELECTRICAL PANELS, LIGHTING FIXTURES, ETC. ANY MODIFICATIONS REQUIRED DUE TO LACK OF COORDINATION WILL BE THE RESPONSIBILITY OF THE CONTRACTOR AT NO EXTRA COST TO THE OWNER. 4. WHERE SHUTDOWN OF EXISTING SYSTEMS IS REQUIRED DURING NEW WORK, COORDINATE SHUTDOWN TIME AND DURATION WITH THE OWNER TO MINIMIZE DOWNTIME. NOTIFY OWNER SEVEN (7) DAYS PRIOR TO INTERRUPTION OF SERVICE. 5. DURING INSTALLATION OF NEW WORK, AVOID DAMAGING EXISTING SURFACES AND EQUIPMENT TO REMAIN. REPAIR DAMAGE CAUSED DURING CONSTRUCTION AT NO EXTRA COST TO THE OWNER. 6. PROVIDE TEMPORARY BARRIERS TO CONTAIN DUST AND DEBRIS RESULTING FROM THE PERFORMANCE OF THE WORK TO THE AREA WHERE WORK IS BEING PERFORMED. 7. ALL MECHANICAL EQUIPMENT SHOWN ON THE MECHANICAL PLANS SHALL BE PROVIDED BY THE MECHANICAL CONTRACTOR UNLESS OTHERWISE NOTED. 8. NEW DUCTWORK IS SHOWN AT APPROXIMATE LOCATIONS. FIELD MEASURE FINAL DUCTWORK AND PIPING LOCATIONS PRIOR TO FABRICATION AND MAKE ADJUSTMENTS AS REQUIRED TO FIT THE DUCTWORK AND PIPING WITHIN THE AVAILABLE SPACE. VERIFY THAT FINAL EQUIPMENT LOCATIONS MEET MANUFACTURER'S RECOMMENDATIONS REGARDING SERVICE CLEARANCE AND PROPER AIRFLOW CLEARANCE AROUND EQUIPMENT. 9. REFER TO ARCHITECTURAL DRAWINGS FOR RELATED CONSTRUCTION DETAILS AS APPLICABLE TO THE HVAC SYSTEM. VERIFY CHASES AND PENETRATIONS SHOWN ON ARCHITECTURAL DRAWINGS THAT ARE INTENDED FOR DUCTWORK AND PIPING MEET REQUIREMENTS. 10. INDOOR AIR QUALITY MEASURES: PROTECT INSIDE OF (INSTALLED AND DELIVERED) DUCTWORK AND HVAC UNITS FROM EXPOSURE TO DUST, DIRT, PAINT AND MOISTURE. REPLACE INSULATION THAT HAS GOTTEN WET AT ANY TIME DURING CONSTRUCTION, DRYING THE INSULATION IS NOT ACCEPTABLE. SEAL ANY TEARS OR JOINTS OF INTERNAL FIBERGLASS INSULATION. REMOVE DEBRIS FROM CEILING/RETURN AIR PLENUM INCLUDING DUST. AN INDEPENDENT, PROFESSIONAL DUCT CLEANING COMPANY SHALL VACUUM CLEAN ANY DUCTWORK CONNECTED TO HVAC UNITS THAT WERE OPERATED DURING THE CONSTRUCTION PERIOD AFTER NEW FILTERS ARE INSTALLED AND PRIOR TO TURNING SYSTEM OVER TO THE OWNER. THE INTERNAL SURFACES AND ASSOCIATED COILS OF ANY HVAC UNITS THAT WERE OPERATED SHALL ALSO BE CLEANED. 11. INSTALL DUCTWORK AND PIPING PARALLEL TO BUILDING COLUMN LINES UNLESS OTHERWISE SHOWN OR NOTED. 12. OVERHEAD HANGERS AND SUPPORTS FOR EQUIPMENT AND DUCTWORK SHALL BE FASTENED TO BUILDING JOISTS OR BEAMS. DO NOT ATTACH HANGERS AND SUPPORTS TO THE ABOVE FLOOR SLAB OR ROOF EXCEPT WHERE CONCRETE INSERTS IN CONCRETE SLABS ARE ALLOWED BY THE SPECIFICATIONS. 13. COORDINATE LOCATION OF EQUIPMENT SUPPORTS WITH LOCATION OF EQUIPMENT ACCESS PANELS/DOORS TO ENABLE SERVICE OF EQUIPMENT AND/OR FILTER REPLACEMENT. 14. CONTRACTOR SHALL DRAIN, FLUSH, AND REFILL ALL PIPING SYSTEMS NECESSARY TO PERFORM THE WORK. PROVIDE CHEMICAL TREATMENT FOR ALL PIPING SYSTEMS AFTER REFILLING SYSTEM. 15. COORDINATE THE EXACT MOUNTING SIZE AND FRAME TYPE OF DIFFUSERS, REGISTERS AND GRILLES WITH THE SUPPLIER TO MEET THE CEILING, WALL AND DUCT INSTALLATION REQUIREMENTS. 16. ADJUST LOCATION OF CEILING DIFFUSERS, REGISTERS AND GRILLES AS REQUIRED TO ACCOMMODATE FINAL CEILING GRID AND LIGHTING LOCATIONS. 17. LOCATE AND SET THERMOSTATS AT LOCATIONS SHOWN ON PLANS. VERIFY EXACT LOCATIONS WITH ARCHITECT PRIOR TO INSTALLATION. INSTALL DEVICES WITH BOTTOM OF DEVICE AT MAXIMUM 44" AFF TO MEET ADA REQUIREMENTS UNLESS NOTED OTHERWISE ON PLANS. PROVIDE INSULATED BACKING FOR THERMOSTATS MOUNTED ON EXTERIOR BUILDING WALLS. INSTALL WIRING IN CONDUIT PROVIDED BY DIVISION 26. AT A MINIMUM, PROVIDE CONDUIT IN THE WALL FROM THE JUNCTION BOX TO 6" ABOVE THE CEILING. IF AN ELECTRICAL DEVICE (EG. LIGHT SWITCH) IS ON THE SAME WALL; DEVICES SHOULD BE LEVEL. 18. COORDINATE THE LOCATION AND ELEVATION OF WALL -MOUNTED DEVICES WITH PRESENTATION BOARDS, DISPLAY CABINETS, SHELVES OR OTHER COMPONENTS SHOWN ON THE ARCHITECTURAL DRAWINGS THAT ARE TO BE INSTALLED UNDER OTHER DIVISIONS. CONTRACTOR WILL NOT BE REIMBURSED FOR RELOCATION OF WALL -MOUNTED DEVICES CAUSED BY A LACK OF COORDINATION. 19. PROVIDE A MANUAL BALANCING DAMPER IN EACH BRANCH DUCT TAKEOFF FROM MAIN SUPPLY AIR DUCTS. 20. PROVIDE A PREFABRICATED 45 DEGREE, HIGH EFFICIENCY, RECTANGULAR/ROUND BRANCH DUCT TAKEOFF FITTING WITH MANUAL BALANCING DAMPER AND LOCKING QUADRANT FOR BRANCH DUCT CONNECTIONS AND TAKE -OFFS TO INDIVIDUAL DIFFUSERS, REGISTERS AND GRILLES. 21. BRANCH DUCTWORK TO AIR OUTLETS SHALL BE SAME SIZE AS OUTLET NECK SIZE UNLESS OTHERWISE NOTED. 22. REFER TO SPECIFICATIONS FOR DUCTWORK AND INSULATION REQUIREMENTS. DUCT SIZES ON MECHANICAL PLANS INDICATE CLEAR INSIDE AIRFLOW DIMENSIONS, INCREASE SHEET METAL SIZES ACCORDINGLY TO ACCOUNT FOR THICKNESS OF DUCT LINER. 23. FLEXIBLE DUCTWORK SHALL NOT EXCEED 5-0" IN LENGTH AND SHALL BE INSTALLED AND SUPPORTED TO AVOID SHARP BENDS AND SAGGING. REFER TO SPECIFICATIONS FOR ADDITIONAL REQUIREMENTS. 24. CONTRACTOR SHALL FIELD VERIFY THAT THE EXISTING EQUIPMENT INCLUDING ACCESSORIES BEING REUSED FOR THIS PROJECT IS NOT DAMAGED AND IS IN GOOD WORKING ORDER. REPORT ANY DEFICIENCIES TO THE OWNER OR ARCHITECT. CONTRACTOR SHALL SUBMIT TO THE OWNER AND ARCHITECT A WRITTEN REPORT DESCRIBING TESTS PERFORMED TO VERIFY OPERATION AND RESULTS OF THE TESTS. 25. CLEAN EXISTING EQUIPMENT AND EQUIPMENT COMPONENTS BEING REUSED FOR THIS PROJECT. PROVIDE NEW FILTERS FOR EXISTING AIR HANDLING EQUIPMENT PRIOR TO STARTUP OF EQUIPMENT. NEW FILTERS SHALL BE COMPATIBLE WITH THE EXISTING EQUIPMENT AND EQUAL IN PERFORMANCE TO THE EXISTING FILTERS AT NEW CONDITION UNLESS OTHERWISE NOTED. CLEAN STRAINERS IN PIPING SYSTEMS PRIOR TO STARTING PUMPS. METALLIC OR NON-METALLIC BAND OVER INSULATION (TYPICAL) HIGH EFFICIENCY TAKEOFF EXTERNALLY INSULATED, WITH VOLUME DAMPER AND DAMPER LOCK WITH EXTENSION FOIL TAPE AT INSULATION JOINT SEE NOTE 1. PRE -INSULATED FLEXIBLE DUCT AS REQUIRED, INSTALL PERMANENTLY SEALED AND SUPPORTED TO PREVENT KINKING AND SHARP TURNS METALLIC OR NON-METALLIC BAND (TYPICAL) INSULATED DUCT PROVIDE 1" THICK, R-6 FIBERGLASS INSULATION TO COMPLETELY COVER CEILING DIFFUSER Ilulllllllllllll ulllllullllllul DIFFUSER CONE WHERE SCHEDULED OF AS SCHEDULED _\ SPECIFIED. CEILING NOTES: 1. EXTEND RIGID METAL DUCT SO THAT MAXIMUM FLEXIBLE DUCT LENGTH DOES NOT EXCEED 5'-011 . PROVIDE RIGID 90' ELBOW WHERE REQUIRED TO KEEP FLEXIBLE DUCT WITHIN 5'-0" LENGTH LIMITATION. MECHANICAL SYMBOLS FNOTE: THIS IS A MASTER LEGEND AND NOT ALL SYMBOLS, ETC. ARE NECESSARILY USED ON THE DRAWINGS. HVAC EQUIPMENT & DUCTWORK NOTE: ALL DUCT DIMENSIONS SHOWN ON DRAWINGS ARE INSIDE DIMENSIONS. SEE SECTION 15250 OF THE SPECIFICATION FOR DUCTWORK TO RECEIVE INSULATION OR LINER. EXISTING DUCTWORK OR EQUIPMENT TO REMAIN EXISTING DUCTWORK OR EQUIPMENT TO BE REMOVED BRANCH DUCT WITH 45' RECTANGLE -ROUND BRANCH FITTING AND MANUAL VOLUME DAMPER ELBOW WITH TURNING VANES RETURN, EXHAUST, OR OUTSIDE AIR DUCT UP RETURN, EXHAUST, OR OUTSIDE AIR DUCT DOWN SUPPLY AIR DUCT UP ixi i k SUPPLY AIR DUCT DOWN EQUIPMENT WITH FLEXIBLE DUCT CONNECTION S3CFM NECK SIZE, TYPE, CFM OF SUPPLY DIFFUSER OR REGISTER MANUAL VOLUME DAMPER SQUARE TO ROUND TRANSITION �- DUCT MOUNTED SMOKE DETECTOR RD (SD=SUPPLY/RD=RETURN) FD FIRE DAMPER CO2 CARBON DIOXIDE SENSOR FSD FIRE SMOKE DAMPER HS HUMIDITY SENSOR SD SMOKE DAMPER PS PULL STATION VD VOLUME DAMPER SP STATIC PRESSURE SENSOR MD MOTORIZED DAMPER TS TEMPERATURE SENSOR BD BACKDRAFT DAMPER O HUMIDISTAT O THERMOSTAT ABBREVIATIONS AFF ABOVE FINISHED FLOOR MC MECHANICAL CONTRACTOR BAS BUILDING AUTOMATION SYSTEM MIN MINIMUM BD BACKDRAFT DAMPER NC NOISE CRITERIA CFM CUBIC FEET PER MINUTE CA OUTSIDE AIR DDC DIRECT DIGITAL CONTROL RA RETURN AIR DX DIRECT EXPANSION SA SUPPLY AIR EA EXHAUST AIR SD SMOKE DUCT DETECTOR ETR EXISTING TO REMAIN TFA TO FLOOR ABOVE FFA FROM FLOOR ABOVE TFB TO FLOOR BELOW FFB FROM FLOOR BELOW TYP TYPICAL GPM GALLONS PER MINUTE UNO UNLESS NOTED OTHERWISE IN WC INCHES OF WATER COLUMN W/ WITH MAX MAXIMUM W/O WITHOUT MBH 1000 BTU PER HOUR STANDARD MOUNTING HEIGHTS MECHANICAL (AFF, AFG, UNLESS NOTED OTHERWISE) THERMOSTATS (BOTTOM OF DEVICE) 44" CONTROLS (BOTTOM OF DEVICE) 44" ANNOTATION OMECHANICAL PLAN CALLOUT CU MECHANICAL EQUIPMENT DESIGNATION (CONTRACTOR FURNISHED 1 AND INSTALLED UNLESS NOTED OTHERWISE) CONNECTION POINT OF NEW WORK TO EXISTING 1 DETAIL REFERENCE UPPER NUMBER INDICATES DETAIL NUMBER M1 LOWER NUMBER INDICATES SHEET NUMBER 1 SECTION CUT DESIGNATION M1 BankofAmerica��" RRP RENOVATION 306 MAIN ST. EDMONDS, WA 98020 SERIAL NUM./MANH. ID: WA4-115 NRSP VERSION: 2.0 BULLETIN: 04-2019 Gensler 1200 Sixth Avenue Tel 206.654.2100 Suite 500 Fax 206.654.2121 Seattle, WA 98101 United States RECEIVED May 27 2021 CITY OF EDMONDS DEVELOPMENT SERVICES DEPARTMENT HENDERSON ENGINEERS 8345 LENEXA DRIVE, SUITE 300 LENEXA, KS 66214 TEL 913.742.5000 FAX 913.742.5001 WWW.HENDERSONENGINEERS.COM 1950004733 WA. CORPORATE NUMBER: 1754 06/30/20 0 Date Description 04/28/2020 ISSUE FOR PERMIT Seal I Signature WASy��O y � z 56737 k+� !ON i Project Name Apr 28 2020 EDMONDS RRP Project Number 1950004733 Description MECHANICAL GENERAL NOTES, LEGENDS AND DETAILS Scale AS NOTED Ir w 0 J O Z H W ROUND DUCT SUPPORT DETAIL NO SCALE LAY -IN CEILING DIFFUSER DETAIL NO SCALE M00000 © 2015 Gensler (D KEY NOTES I ❑ ❑❑ a MECHANICAL DEMOLITION PLAN 1. DEMOLISH EXISTING DIFFUSER AND ASSOCIATED BRANCH DUCTWORK BACK TO SUPPLY AIR DUCT MAIN. CAP AND SEAL DUCT MAIN AIR TIGHT. 2. MEASURE AND RECORD EXISTING AIRFLOW FOR BALANCING PURPOSES UNDER NEW WORK. 3. MEASURE AND RECORD EXISTING NECK SIZES FOR NEW REPLACEMENT RETURN AIR GRILLES. MAINTAIN RETURN AIR BRANCH DUCT WORK FOR RELOCATED REPLACEMENT GRILLES UNDER NEW WORK. 4. REMOVE EXISTING THERMOSTAT AND STORE FOR RELOCATION UNDER NEW WORK. REFER TO SHEET M02.01 FOR THERMOSTAT LOCATION. 5. RELOCATE RETURN AIR GRILLE (OR PROVIDE NEW) TO 9'-0" ABOVE FINISHED FLOOR. REMOVE DUCTWORK BELOW RAISED RETURN AIR GRILLE. CAP AND SEAL THE BOTTOM OPENING OF THE DUCT. REFER TO ARCHITECTURAL PLANS FOR ADDITIONAL DETAILS. 6. HATCHED AREA NOT APART OF MECHANICAL WORK SCOPE. 7. RETURN GRILLE TO BE RELOCATED. DEMOLISH BRANCH DUCT AS NECESSARY FOR RELOCATION. Bank of America RRP RENOVATION 306 MAIN ST. EDMONDS, WA 98020 SERIAL NUM./MANH. ID: WA4-115 NRSP VERSION: 2.0 BULLETIN: 04-2019 Gensler 1200 Sixth Avenue Suite 500 Seattle, WA 98101 United States Tel 206.654.2100 Fax 206.654.2121 RECEIVED May 27 2021 CITY OF EDMONDS DEVELOPMENT SERVICES DEPARTMENT HENDERSON ENGINEERS 8345 LENEXA DRIVE, SUITE 300 LENEXA, KS 66214 TEL 913.742.5000 FAX 913.742.5001 WWW.HENDERSONENGINEERS.COM 1950004733 WA. CORPORATE NUMBER: 1754 06/30/21 0 Date Description 04/28/2020 ISSUE FOR PERMIT 1. 11/20/2020 CLIENT REVISIONS Seal 1 SignatureM. 56737 Project Name Dec 11 2020 EDMONDS RRP Project Number 1950004733 Description DEMO FLOOR PLAN - HVAC Scale AS NOTED D' W 0 J O Z H V) M01 001 © 2015 Gensler O KEY NOTES ROOM 113 i O O ❑ ❑ ❑ ❑0 O I i MECHANICAL FLOOR PLAN ,.,�� �. 1. RELOCATED THERMOSTAT. CONNECT THERMOSTAT TO RTU INDICATED. PROVIDE CONTROL WIRING AS NECESSARY FOR CONNECTION. 2. REBALANCE TO AIRFLOW INDICATED. 3. INSTALL NEW RETURN GRILLE TO A MINIMUM OF 9'-0" ABOVE FINISHED FLOOR. PROVIDE SAME GRILLE NECK SIZE AS EXISTING RECONNECT TO BRANCH DUCTWORK. 4. PROVIDE NEW SUPPLY DIFFUSER AND BRANCH DUCTWORK TO CONNECT TO NEAREST EXISTING SUPPLY MAIN DUCTWORK ASSOCIATED TO RTU-1. 5. HATCHED AREA NOT A PART OF MECHANICAL WORK SCOPE. 6. PROVIDE NEW RETURN GRILLE AND BRANCH DUCTWORK TO CONNECT TO NEAREST EXISTING RETURN MAIN DUCTWORK ASSOCIATED TO RTU-1. 7. RELOCATED RETURN GRILLE. EXTEND BRANCH DUCT AS NECESSARY FOR RELOCATION. REBALANCE RETURN GRILLE O AIRFLOW RECORDED PRIOR TO DEMOLITION_ _ _ _ Bank of America", RENOVATION 306 MAIN ST. EDMONDS, WA 98020 SERIAL NUM./MANH. ID: WA4-115 NRSP VERSION: 2.0 BULLETIN: 04-2019 Gensler 1200 Sixth Avenue Suite 500 Seattle, WA 98101 United States Tel 206.654.2100 Fax 206.654.2121 RECEIVED May 27 2021 CITY OF EDMONDS DEVELOPMENT SERVICES DEPARTMENT HENDERSON ENGINEERS 8345 LENEXA DRIVE, SUITE 300 LENEXA, KS 66214 TEL 913.742.5000 FAX 913.742.5001 WWW.HENDERSONENGINEERS.COM 1950004733 WA. CORPORATE NUMBER: 1754 06/30/21 Date Description 04/28/2020 ISSUE FOR PERMIT 1. 11/20/2020 CLIENT REVISIONS Project Name Dec 11 2020 QA0,R 1601 \21 Project Number 1950004733 Description MECHANICAL FLOOR PLAN Scale AS NOTED M0101 © 2015 Gensler