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HomeMy WebLinkAboutM9-1 - MECHANICAL DETAILS(TYP.) BRANCH DUCT (TYP.) VOLUME DAMPER LOW%%032VELOCITY%%032SUPPLY %%032LOW%%032VELOCITY RETURN/EXHAUST LOW VELOCITY %%032SUPPLY (SPIN-IN) AIRFLOWSCOOP AIRFLOWAIR%%032FLOW MAIN%%032DUCT (TYP.) 45 AIR%%032FLOWAIR%%032FLOW 45 PROVIDE 18" LONG ORANGE MARKER TAPE ON EACH VOLUME DAMPER HANDLE TO IDENTIFY LOCATIONAIRFLOW SINGLE LINE 0 0 AIR COOLED CONDENSING UNIT VIBRATION ISOLATOR (BOLTED DOWN) COUNTER FLASHING ROOFING MATERIAL METAL DECK AND STRUCTURE** ***12" MIN. (REFER TO ROOF PLAN)* VARIES SEE ARCHITECTURAL ROOF PLAN ROOF RAILS: COORDINATE WITH ROOF PITCH OC OC VANE VANE NOTE: 1. 2. THE INTERIOR SURFACE OF ALL RADIUS ELBOWS SHALL BE MADE ROUND. ALL STANDARD RADIUS ELBOWS SHOWN ON FLOOR PLANS MAY BE MADE SHORT RADIUS ELBOWS. ALL SHORT RADIUS ELBOWS SHALL HAVE VANES. VANES SHALL BE CONSTRUCTED, SUPPORTED AND FASTENED AS RECOMMENDED BY SMACNA. R SHALL EQUAL OR BE GREATER THAN W. R SHALL EQUAL OR BE GREATER THAN 1/3W. W R R 2 / 3 W 1/3WR SHALL EQUAL OR BE GREATER THAN 1/6W. STANDARD RADIUS ELBOW SHORT RADIUS ELBOW WITH ONE VANE SHORT RADIUS ELBOW WITH TWO VANES W W 1 / 2 W 1/3W1/6W R 1" WRAPPED INSULATION INSULATION TAPE DOWN EXTERNAL ROUND RIGID DUCT FASTEN W/ MIN. (3) SHT. MTL. SCREWS, SEAL W/ DUCT TAPE AND MASTIC ALL DUCT LINER TRANSVERSE EDGES TO BE COATED W/ ADHESIVE IN ACCORDANCE W/ SMACNA STANDARDS (TYP.) HANDLE AND COLLAR VOLUME DAMPER LOCATION WHERE ABOVE LAY-IN CEILING. PROVIDE W/ EXTENDED SHAFT, 18" LONG ORANGE MARKER DAMPER TO IDENTIFY TAPE ATTACHED TO CONICAL OR BELLMOUTH SPIN- IN FITTING, SEAL AIRTIGHT W/ LOCATION MASTIC MAIN DUCT W/ SMACNA 2" W.G. CLASS, 1" ACOUSTICAL SEAL NON-GASKETED TRANS- VERSE JOINTS IN ACCORDANCE W/ SMACNA CLASS "C" (TYP.) LINING AIR FLOW FLANGED AND GASKETED JOINT OR DUCT CONNECTION AND RE- INFORCEMENT IN ACCORDANCE GALVANIZED SHEET METAL STORM COLLAR SECURED & CAULKED TO DUCT CURB BY G.C. CURB CAP-SECURE TO DUCT & CAULK WATERTIGHT SEE PLAN FOR DUCT CONTINUATION DO NOT OBSTRUCT GOOSENECK OPENING FOR DRYER EXHAUST APPLICATIONS HOLE THRU ROOF TO BE 1" LARGER THAN DUCT (BOTH WAYS)36".AIR HANDLING UNIT AHU DRAIN CONDENSATE DRAIN PIPE WITH INSULATION 1 1/2" INSULATION BY UNIT MANUF. L3x3x1/4 CONTINOUS (TYP EACH SIDE) CUT OPENINGS IN EXISTING ROOF AND DECK. ROOF CURB TO SIT ON EXISTING STRUCTURAL STEEL. SECURE AS REQUIRED SECURE ROOF CURB TO EXISTING STRUCTURE EXISTING ROOF SYSTEM ROOF FIELD APPLIED CANT CONDENSATE DRAIN THROUGH ROOF CURB COUNTER FLASHING ROOF CURB BY UNIT MANUFACTURER CURB RAIL BY UNIT MANUFACTURER GASKET BY UNIT MANUFACTURER EXISTING STRUCTURE8" MIN.COUNTER FLASHING (FIELD SUPPLIED) BASE FLASHING (FIELD SUPPLIED) 1/4" NEOPRENE RUBBER GASKET CONTINUOUS AROUND PERIMETER GALVANIZED METAL CURB (18 GA. MIN) MIN. 1-1/2", 3 LB RIGID INSULATION WITH NEOPRENE COATING ON EXPOSED SURFACE (FIELD SUPPLIED) ROOF MOUNTED HVAC EQUIPMENT PRESSURE TREATED 2X4 WOOD NAILER (METAL STUDS WHERE REQ'D BY LOCAL A.H.J.) FASTENERS, 16" 0.C. 3/8" (#14) METAL SCREWS AT 18" O.C., LENGTH AS REQUIRED TO INSURE FULL DEPTH NAIL PENETRATION. PROVIDE SPACERS AS REQUIRED TO ACCOMMODATE ALTERNATE LOCATION ROOFTOP UNIT INSTALLATION NOTES: 1. SIZE OF OPENING IN ROOF DECK TO BE AS SMALL AS POSSIBLE, 6" MAXIMUM LARGER THAN DUCT SIZE SHOWN. COORDINATE WITH STRUCTURAL PLANS. 2. INSTALL PER MANUFACTURER'S RECOMMENDATION AND INSTALLATION MANUAL. 3. ALL WIRING TO BE DONE BY ELECTRICAL CONTRACTOR. 4. SHIM CURB AS REQUIRED TO PROVIDE HORIZONTAL INSTALLATION OF UNIT WITHIN PRESCRIBED TOLERANCES. 5. CONTRACTOR SHALL COORDINATE LOCATION OF ROOF CURB WITH STRUCTURE PRIOR TO INSTALLATION. 6. ROOF CURB BY UNIT MANUFACTURER. PROVIDE ADDITIONAL BRACING AND SUPPORT AS REQUIRED FOR ROOF CURB INSTALLATION TO WITHSTAND WIND LOAD PER LOCAL CODES. 7. CURB TO BE HEAVY GAUGE GALVANIZED STEEL CONSTRUCTION AS RECOMMENDED BY MANUFACTURER. ALL FASTENERS SHALL BE CORROSION PROTECTION IF EXPOSED TO OUTDOORS. A-B B-C A-C 0.5 1.0 1.0 ROOFTOP UNIT LEVELING TOLERANCES MAX. ALLOWABLE DIFFERENCE (in) A B C WELD CURB FLANGE TO EMBED PLATE 8"x8" EMBEDDED PLATE WITH (4) 3/4" STUDS AT EACH CORNER AND AT MID-SPAN OF LONG CURB DIMENSION. MOTOR DISCONNECT SWITCH BY UNIT MFGR. PIGTAIL CORD EXTERNAL ALUM. WIRE POST BY UNIT MFGR. REFER TO ARCHITECTURAL PLANS FOR ROOF CONSTRUCTION AUTO BACKDRAFT DAMPER SEE PLANS FOR DUCT SIZE ALUM. HOUSING FAN WHEEL BIRDSCREEN FLASH AND COUNTERFLAS H 16" HIGH PRE-FAB CURB PROVIDE HOLE THRU ROOF ROUTE WIRE OUTSIDE DAMPER, BY OTHERS ROOF CURB CAP JOINING AND ATTACHING FLEXIBLE DUCT SPECIFICATION: A. METALLIC FLEXIBLE DUCT SHALL BE ATTACHED USING A MINIMUM OF THREE #3 SHEET METAL SCREWS EQUALLY SPACED AROUND THE DUCTS CIRCUMFERENCE; DUCTS LARGER THAN 12"Ø SHALL HAVE A MINIMUM OF FIVE #8 SHEET METAL SCREWS. SCREWS SHALL BE LOCATED AT LEAST 1/2" FROM THE DUCT END. B. NON-METALLIC FLEXIBLE DUCT SHALL BE SECURED TO THE SLEEVE OR COLLAR USING A DRAW BAND. IF THE DUCT COLLAR EXCEEDS 12"Ø, THE DRAW BAND MUST BE POSITIONED BEHIND A BEAD ON THE METAL COLLAR. C. INSULATION AND VAPOR BARRIERS PRESENT ON FACTORY-FABRICATED DUCTS SHALL BE FITTED OVER THE CORE CONNECTION AND SHALL BE SUPPLEMENTALLY SECURED WITH A DRAW BAND. D. FLEXIBLE DUCT SEALING SHALL BE A CLASS "B" SEAL FOR LOW PRESSURE SUPPLY. RECTANGULA R SUPPLY DUCT SPIN-IN FITTING W/VOLUME DAMPER FLEX DUCT-MAXIMUM 6'-0" LENGTH AND NO MORE THAN ONE (1) 90° BEND. SQUARE TO ROUND FITTING CEILING SUPPLY DIFFUSER 90° METAL ELBOW TYPICAL AT ALL DIFFUSER CONNECTIONS PROJECT NUMBER DATE CERTIFIED BY: REVISIONS ISSUE DRAWING © 2019 Halstead Architects All Rights Reserved- - - - - - - 100% CONSTRUCTION DOCUMENTS M9.1 20015Owner 09/01/2020 MECHANICAL DETAILSSitara Indian Restaurant13080 GRAND BOULEVARDCARMEL, IN 46032NOT TO SCALE Gooseneck Detail3 NOT TO SCALE TYPICAL DUCT CONNECTIONS 7 NOT TO SCALE ROOF RAILS8 NOT TO SCALE DUCTWORK RADIUS ELBOWS9 NOT TO SCALE Rooftop Air Handling Unit Drain Detail1 NOT TO SCALE Rooftop Unit Mounting Detail2 NOT TO SCALE Typical Exhaust Fan (Flat) Detail4 NOT TO SCALE Typical Supply Diffuser Installation Detail5 NOT TO SCALE DUCT-APP-SUPPLY-TYPICAL ROUND BRANCH TAKE-OFF6 10/20/20