The URL can be used to link to this page

Home My WebLink AboutM 501GENERAL MECHANICAL SPECIFICATIONS GENERAL REQUIREMENTS, READ AND BE BOUND BY THE ARCHITECTURAL SPECIFICATIONS THESE SPECIFICATIONS, ALL OTHER DOCUMENTS ATTACHED HERETO, ALL ADDENDA ISSUED AND THE ACCOMPANYING PLANS ARE INTENDED TO PROVIDE FOR THE COMPLETE FURNISHING AND INSTALLATION OF THE ENTIRE MECHANICAL SYSTEM. THE WORK SHALL BE DONE IN ACCORDANCE WITH BEST PRACTICE SO AS TO CONTRIBUTE TO EFFICIENCY OF OPERATION AND MINIMUM MAINTENANCE AND SHALL BE INSTALLED WITH PROPER ACCESSIBILITY. THE MATERIALS AND EQUIPMENT, INCLUDING ALL NECESSARY ACCESSORIES, SHALL BE PUT INTO PROPER ADJUSTMENT SO THAT THE COMPONENT PARTS FUNCTION TOGETHER AS A WORKABLE SYSTEM. THE MECHANICAL CONTRACTOR SHALL PROVIDE ALL EQUIPMENT, MATERIALS AND OPERATIONS AS INDICATED EITHER ON THE DRAWINGS OR CONTAINED HEREIN OR AS MAY BE REASONABLY IMPLIED BY EITHER TO ACCOMPLISH THE COMPLETE INSTALLATION. PROVIDE ALL MATERIALS, EQUIPMENT, LABOR AND INCIDENTALS NECESSARY FOR COMPLETE AND OPERABLE MECHANICAL SYSTEMS. PROVIDE ALL NECESSARY TESTS AND PAY FOR ALL FEES, PERMITS, INSPECTIONS, ETC. AS REQUIRED BY LOCAL AUTHORITIES. SECURE PERMITS PRIOR TO STARTING WORK. OBTAIN ALL PERMITS, LICENSES, INSPECTIONS AND BONDS. PERFORM ALL TESTS REQUIRED. UPON COMPLETION OF THE WORK, OBTAIN AND SEND CERTIFICATES OF INSPECTION AND APPROVAL TO THE ARCHITECT/OWNER. PAY ALL FEES AND EXPENSES FOR PERMITS, LICENSES, TESTS AND INSPECTIONS. IT IS THE RESPONSIBILITY OF THE CONTRACTOR THAT HIS WORK IS INSTALLED IN THE MOST DIRECT AND WORKMANLIKE MANNER AND THAT INTERFERENCE IS AVOIDED. THE DRAWINGS ARE GENERALLY DIAGRAMMATIC AND INDICATIVE OF THE EQUIPMENT AND SYSTEMS TO BE INSTALLED AND THE GENERAL LOCATION AND ARRANGEMENT OF MECHANICAL WORK. DUE TO THE SCALE OF THE DRAWINGS IT IS NOT POSSIBLE TO INDICATE THE EXACT LOCATION AND ROUTING OF MECHANICAL WORK, UNLESS REFERENCE DIMENSIONS ARE SPECIFICALLY INDICATED ON DRAWINGS. DEVIATIONS FROM CONTRACT DRAWING LAYOUT IN ORDER TO AVOID INTERFERENCES WITH OTHER TRADES, OR OTHER MECHANICAL WORK SHALL BE CONSIDERED INCIDENTAL TO THE PROJECT, WITH NO INCREASE IN CONTRACT PRICE. ALL COSTS FOR REMOVAL AND RELOCATION OF MECHANICAL WORK RESULTING FROM FAILURE TO COORDINATE WITH OTHER TRADES SHALL BE PAID BY THE MECHANICAL SUBCONTRACTOR. INSTALLATION SHALL CONFORM TO ALL LOCAL CODES AND ORDINANCES. THE CONTRACTOR SHALL BE HELD TO BE FULLY INFORMED OF ALL LAWS, ORDINANCES AND CODES, AND SHALL, IN THE PERFORMANCE OF THE CONTRACT, COMPLY WITH ALL APPLICABLE FEDERAL, STATE AND LOCAL AFORESAID REGULATIONS. ANY DEVIATION FROM THE PLANS OR SPECIFICATIONS AND ANY ADDITIONAL WORK NECESSARY TO MEET CODE REQUIREMENTS, SHALL BE MADE BY THE CONTRACTOR WITHOUT EXTRA COST TO THE OWNER. WORK SHALL BE DONE IN ACCORDANCE WITH THE RULES OF LOCAL UTILITY COMPANIES. BEFORE SUBMITTING HIS BID, THE CONTRACTOR SHALL CHECK WITH EACH UTILITY (WATER, SEWER, GAS, ETC.) AND SHALL DETERMINE FROM THEM ALL EQUIPMENT AND CHARGES WHICH THEY WILL REQUIRE. INCLUDE COST OF SAME IN THE BID. ALL EQUIPMENT IS TO BE U.L. LISTED AND LABELED. THE MECHANICAL TRADES (M.T.) SHALL VISIT THE SITE AND BECOME FAMILIAR WITH EXISTING CONDITIONS PRIOR TO SUBMITTING A BID. NOTIFY THE ARCHITECT OF INTERFERENCES OR DISCREPANCIES. LOCATIONS AND SIZES OF EXISTING EQUIPMENT DUCTWORK PIPING ETC., HAVE BEEN TAKEN FROM ORIGINAL DESIGN DRAWINGS AND MAY NOT BE EXACTLY AS SHOWN. THE M.T. SHALL FIELD VERIFY LOCATIONS, SIZES, ETC., PRIOR TO ANY NEW WORK. ALL ROOF MOUNTED EQUIPMENT IS TO BE IDENTIFIED WITH THE UNIT (AND TENANT) NAME AND NUMBER USING 2" HIGH LETTERS. EACH TRADE SHALL BE RESPONSIBLE FOR ITS OWN CLEAN-UP. COORDINATE WITH THE ARCHITECTURAL TRADES (A.T.). UNLESS OTHERWISE NOTED, ALL CUTTING SHALL BE PROVIDED BY THE M.T. AND PATCHING BY THE A.T. ROOF PENETRATIONS ARE TO BE PERFORMED BY THE OWNER'S (LANDLORD'S) ROOFER AND PAID FOR BY THE M.T. COORDINATE ALL OPENINGS WITH THE A.T. FURNISH ELECTRIC MOTORS AND CONTROL DEVICES IN CONNECTION WITH THE VARIOUS PIECES OF MOTOR -DRIVEN EQUIPMENT SPECIFIED IN MECHANICAL WORK SECTIONS, AS SPECIFIED HEREIN. ALL MOTORS SHALL BE OF THE "PREMIUM" HIGH EFFICIENCY TYPE. SHOP DRAWING SUBMITTALS ARE REQUIRED. REFER TO THE A.T. SPECIFICATIONS. AIR SYSTEMS BALANCING IS REQUIRED. REFER TO THE HVAC SPECIFICATIONS. PROVIDE ROUGH -IN AND FINAL CONNECTIONS TO FOOD SERVICE EQUIPMENT. REFER TO AND COORDINATE WITH DRAWINGS PREPARED BY THE FOOD SERVICE EQUIPMENT SUPPUER/CONTRACTOR. PROVIDE ACCESS DOORS IN CEILINGS AND WALLS FOR ACCESS TO ALL VALVES, VENTS, CONTROLS, DAMPERS, MOTORS, ETC. DOORS SHALL BE SAME AS SPECIFIED BY ARCHITECTURAL TRADES. ACCESS DOORS ARE NOT REQUIRED IN LAY -IN CEILINGS. THE CONTRACTOR SHALL BE RESPONSIBLE FOR THE SEALING AND FIRE -STOPPING OF ALL HOLES ASSOCIATED WITH THE PIPING, CONDUIT, ETC., IN WALLS, FLOORS AND ROOF. IN WALLS, FLOORS AND ROOF, WRAP EACH RISER, PIPE, ETC., WITH NON-COMBUSTIBLE MATERIAL AND FILL ALL FLOOR OPENINGS WITH A MINIMUM OF 5" OF INTUMESCENT FIRE -STOPPING MATERIAL EQUAL TO 3M OR FIBERFRAX "FYRE PUTTY". PIPES REQUIRING INSULATION SHALL BE INSULATED BEFORE PLACING FIRE -STOPPING MATERIAL DEMOLITION: EXISTING PLUMBING SYSTEMS, HVAC AND FIRE PROTECTION SYSTEMS ARE TO BE REMOVED OR ABANDONED BY THE M.T. REFER TO MECHANICAL AND ARCHITECTURAL DEMOUTION DRAWINGS AND NOTES. FURNISH THE OWNER WITH TWO COPIES OF OPERATION/MAINTENANCE MANUALS FOR ALL EQUIPMENT AND PROVIDE FULL OPERATION INSTRUCTIONS TO THE OWNERS PERSONNEL GUARANTEE: THE M.T. SHALL REPAIR OR REPLACE ANY PART OF THE MECHANICAL SYSTEMS INSTALLATION WHICH MAY FAIL WITHIN A PERIOD OF ONE YEAR AFTER FINAL ACCEPTANCE. PLUMBING SPECIFICATIONS GENERAL SEWERS ARE TO BE PITCHED DOWN IN DIRECTION OF FLOW AT 1/8" PER FOOT UNLESS OTHERWISE NOTED. PITCH VENT PIPING UP. WATER PIPING SHALL BE PITCHED TO FACILITATE DRAINAGE. PROVIDE MINIMUM 10 PIPE DIAMETERS DISTANCE BETWEEN FIXTURE CONNECTIONS TO HORIZONTAL UNDERGROUND WASTE OR SOIL STACKS. MINIMUM 3" SIZE FOR ALL UNDERGROUND SEWERS. NEW PLUMBING SERVICES ARE TO CONNECT TO EXISTING STUBS OR MAINS. FIELD VERIFY EXACT SIZE AND LOCATIONS. CONNECT TO PLUMBING SERVICES AT A POINT 5 FEET OUTSIDE OF THE BUILDING OR AS INDICATED ON THE MECHANICAL DRAWINGS. THE M.T. SHALL PAY ALL APPLICABLE TAP FEES. ALL PIPING SHALL BE CONCEALED UNLESS NOTED OR APPROVED BY THE ARCHITECT. EXPOSED PIPING SERVING PLUMBING FIXTURES SHALL BE CHROME PLATED. PROVIDE CLEANOUTS AT THE BASE OF ALL WASTE STACKS AND RAIN CONDUCTORS, CHANGES IN DIRECTION GREATER THAN 45 DEGREES AND 50 FEET ON CENTER ON STRAIGHT RUNS. PROVIDE PVC "P" TRAPS AT ALL INDOOR AIR CONDITIONING UNITS. DISCHARGE TO SPILL OVER A FLOOR DRAIN. PROVIDE TRENT INDUSTRIES "COSTGARD" CONDENSATE DRAIN SEALS FOR ALL AIR CONDITIONING UNITS MOUNTED ON THE ROOF. SIZE AND INSTALL PER MANUFACTURERS RECOMMENDATIONS. PROVIDE MINIMUM 12" LONG DRIP LEGS AND PIPE UNIONS AT NATURAL GAS PIPE CONNECTIONS TO APPLIANCES. PROVIDE BRANCH LINE SHUT-OFF VALVES ON DOMESTIC WATER PIPING TO EACH GROUP OF PLUMBING FIXTURES OR EQUIPMENT. PROVIDE CHROME PLATED RIGID SUPPLIES WITH LOOSE KEY STOPS AT EACH FIXTURE. ALL HOSE END FITTINGS ARE TO BE FURNISHED WITH WATTS 84 VACUUM BREAKERS. OTHER BACKFLOW PREVENTION INCLUDES WATTS 9BD AT VENDING MACHINES, ICE MAKERS, ETC., AS INDICATED ON THE DRAWINGS AND/OR AS REQUIRED BY THE LOCAL AUTHORITIES. PROVIDE WATER PRESSURE REDUCING VALVES AT DISHWASHERS. VALVES TO BE ALL BRONZE CONSTRUCTION WITH AN INTEGRAL BY-PASS EQUAL TO WATTS MODEL USB-LP SET AT 25 P.S.I.G. RELEASED FOR CONSTRUCTION HE MANUFACTURER FOR THE INTENDED SERVICE AND SHALL Subject to compliance with all regulations of State and Local Codes e City of Camel ((�� `�vm�llawuBNaAD+L DATE: \ 08/27/19 TO PREVENT ELECTROLYTIC CORROSION, PROVIDE INSULATED COUPLINGS WHERE DISSIMILAR METALS ARE JOINED. COUPLINGS SHALL BE EQUAL TO LOCHINVAR "V-LINE" WITH AN INERT, NON-CONDUCTIVE, LINED -IMPREGNATED LAMINATE MATERIAL AND THREADED TO NIPS STANDARDS. COUPLINGS SHALL BE SUITABLE FOR HYDROSTATIC PRESSURE UP TO 300 PSI AND 225 DEGREE F. TEMPERATURE. PROVIDE SHUT-OFF VALVES AND 36" LONG FLEXIBLE HOSE GAS CONNECTIONS TO EACH PIECE OF KITCHEN EQUIPMENT. ALSO, INCLUDE RETAINING CABLES ON ALL FLEXIBLE GAS PIPING WITH QUICK DISCONNECT CONNECTIONS. PIPE INTERIOR CLEANING: PROVIDE ALL NECESSARY LABOR, MATERIALS AND EQUIPMENT TO FLUSH THE USTED PIPING SYSTEM WITH CLEAN WATER AT A MINIMUM VELOCITY OF 6 FEET/SECOND UNTIL DIRTY WATER DOES NOT APPEAR AT THE OUTLETS. USE OPEN END BRANCHES, SETTUNG BASINS, PUMPS, OR TEMPORARY FILTERS AS SUITABLE FOR THE JOB CONDITIONS AND AS THE REASONABLE DISPOSAL OF FLUSHING WATER PERMITS. THE CONTRACTOR HAS THE OPTION OF HIGH PRESSURE HYDRAULIC JET CLEANING IN UEU OF FLUSHING. PROTECT ALL VALVES AND DEVICES FROM DAMAGE DURING THE CLEANING OPERATION. DISINFECTION: A. ALL DOMESTIC WATER SYSTEMS SHALL BE PURGED OF DELETERIOUS MATTER AND DISINFECTED PRIOR TO UTILIZATION. THE METHOD TO BE FOLLOWED SHALL BE AS PRESCRIBED BY THE HEALTH AUTHORITY HAVING JURISDICTION, OR IN THE ABSENCE OF A PRESCRIBED METHOD, THE PROCEDURE IN EITHER AWWA C651 OR AWWA C652 OR AS FOLLOWS: FLUSH OUT SYSTEM FIRST, THEN HOLD A SOLUTION MIXTURE OF 50 PPM OF CHLORINE/ WATER FOR A 24 HOUR PERIOD OR THE SYSTEM SHALL BE FILLED WITH WATER/CHLORINE SOLUTION CONTAINING AT LEAST 200 PPM OF CHLORINE AND ALLOWED T REMAIN TO STAND FOR AT LEAST 3 HOURS. DRAIN SYSTEMS AND FLUSH WITH CLEAN WATER UNTIL THE CHLORINE IS PURGED FROM THE SYSTEM. 2. CHLORINATION PROCEDURES SHALL CONFORM TO AWWA C651 OR AWWA C652. REPEAT CHLORINATION AS NECESSARY UNTIL NO CONTAMINANTS REMAIN IN THE SYSTEM. PROVIDE PIPE CONTENT AND FLOW DIRECTION IDENTIFICATION LIBELS EQUAL TO SETON SETMARK ON ALL PIPE MAINS, ADJACENT TO EACH VALVE, AT EACH FITTING, AT BUILDING ENTRANCE, AT LEAST ONCE IN EACH ROOM AND AT INTERVALS NO LONGER THAN 20 FEET. TEXT TO BE 2" HIGH ON PIPES 4" AND LARGER AND 3/4" HIGH ON PIPES 3" AND SMALLER. PROVIDE VALVE TAGS FOR EACH VALVE. TAGS ARE TO BE AT LEAST I" DIAMETER, 1/8" THICK LAMINATED PLASTIC WITH 3/8" HIGH BLACK CHARACTERS ON WHITE FACE OR ENGRAVED BRASS. ATTACH TAGS WITH "S" HOOKS. CONSECUTIVELY NUMBER WITH PREFIX "P". AT COMPLETION OF CONSTRUCTION, THE CONTRACTOR SHALL PROVIDE REPRODUCIBLE TRANSPARENCY "AS -BUILT" DRAWINGS OF ALL PLUMBING WORK. PLUMBING MATERIALS UNDERGROUND SEWERS AND VENTS SHALL BE STANDARD WEIGHT CAST IRON SOIL PIPE WITH COMPRESSION TYPE FITTINGS OR SCHEDULE 40 PVC. ABOVEGROUND WASTE AND VENT PIPING SHALL BE CAST IRON WITH NO -HUB JOINTS, SCHEDULE 40 GALVANIZED STEEL, ALUMINUM WITH NO -HUB CAST IRON JOINTS OR DWV COPPER. SCHEDULE 40 PVC MAY BE USED ABOVEGROUND WHERE CODE PERMITS. ALL PIPING IN RETURN AIR PLENUMS SHALL BE PLENUM RATED WITH MAXIMUM FLAME SPREAD RATING OF 25 AND SMOKE DEVELOPED RATING OF 50 OR LESS. WHERE SHOWN ON THE DRAWINGS, THE WASTE AND VENT PIPING SHALL BE EQUAL TO ORION "PROXYLENE", POLYPROPYLENE DRAINAGE PIPING. USE "BLUEUNE" FOR ABOVEGROUND PIPING. "BROWNLINE" MAY BE USED BELOW GROUND WHERE NON -FIRE RETARDANT PIPING IS CODE APPROVED. EXTEND THE POLYPROPYLENE PIPING BELOW GROUND WHERE SHOWN ON THE DRAWINGS FOR ACID NEUTRALIZATION. DOMESTIC WATER PIPING 2-1/2" AND SMALLER SHALL BE TYPE "L" HARD DRAWN COPPER WITH LEAD-FREE SOLDER TYPE FITTINGS. 3" AND LARGER SHALL BE THE SAME MATERIAL AS THE WATER SERVICE, DUCTILE IRON MEETING ASTM A377 OR OTHER AS APPROVED BY THE LOCAL WATER DEPARTMENT. REFER TO CIVIL ENGINEERING DRAWINGS AND SPECIFICATIONS. ALL UNDERFLOOR PIPING IS TO BE TYPE "K" COPPER WITH NO JOINTS. WATER, SEWER AND VENT PIPING SHALL BE SUPPORTED FROM THE BUILDING STRUCTURE ON CLEVIS TYPE HANGERS SPACED IN ACCORDANCE WITH ASHRAE GUIDE RECOMMENDATIONS. PIPE SUPPORT SPACING FOR NATURAL GAS PIPING SHALL BE IN ACCORDANCE WITH THE INTERNATIONAL FUEL GAS CODE. WHERE PIPING PENETRATES UNDERGROUND BUILDING WALLS, THE PIPING SHALL BE RUN THROUGH A SLEEVE 2" LARGER IN DIAMETER THAN THE LINE, AND THE SPACE BETWEEN THE SLEEVE AND THE PIPE SHALL BE SEALED EXPANDING NEOPRENE EQUAL TO METRAFLEX "METRASEAL" OR 01.111 EAL" BY THUNDERLINE. PLUMBING SPECIALTIES PLUMBING SPECIALTIES SHALL BE JOSAM, J.R. SMITH, WADE, MIFAB, SIOUX CHIEF OR ZURN. CLEANOUTS: THREADED BRASS PLUGS WITH ZURN Z-1460-9 STAINLESS STEEL COVER IN WALLS AND Z-1400-2 NICKEL BRONZE SCORIATED COVER IN FLOORS. TRAP SEALS SHALL BE PROVIDED FOR ALL FLOOR DRAINS, FLOOR SINKS AND OTHERS TO PREVENT TRAP EVAPORATION. SEALS SHALL BE EQUAL TO RECTORSEAL "SURESEAU, SIZED TO MATCH THE DRAIN TRAP. TRAP PRIMERS SHALL BE MIFAB, SMITH OR ZURN Z-1022 "SANI-GARD", ALL BRONZE BODY WITH INTERNAL VACUUM BREAKER, ANTI -BACK -SIPHON DESIGN, NON -LIMING OPERATING ASSEMBLY, REPLACEABLE VALVE SEAT, GASKETED BRONZE COVER, CHROME PLATED FINISH. FLOW CONTROLS: PROVIDE FLOW CONTROLS TO UNIT THE FLOW TO 0.5 GPM 0 80 PSI AT LAVATORIES AND 2.5 GPM 0 80 PSI AT SHOWERS AND KITCHEN SINKS. PROVIDE HEAT TRAPS IN BOTH HOT AND COLD WATER PIPE RISERS AT WATER HEATERS UNLESS TRAPS ARE INTEGRAL WITH THE HEATERS. PLUMBING FIXTURES PLUMBING FIXTURES SHALL BE AS MANUFACTURED BY AMERICAN STANDARD, CRANE, KOHLER, SLOAN OR MANSFIELD COMPLETE WITH ALL STANDARD ACCESSORIES. FIXTURES TO BE WHITE VITREOUS CHINA UNLESS NOTED. PLUMBING FIXTURES FOR PHYSICALLY HANDICAPPED USE SHALL BE MOUNTED AND PIPED PER STATE OF MICHIGAN "BARRIER FREE CODE" (ADA) REQUIREMENTS AND PROVIDED WITH DELTA, LEONARD, POWERS "HYDROGUARD" SERIES 480 (BRASS SCREWED) OR WATTS MMV SWEAT JOINT OR THREADED UNION TEMPERING VALVES TO SUPPLY MAXIMUM 110 DEGREE HOT WATER. PROVIDE ADJUSTMENT CAP WITH LOCKING FEATURE. VALVES SHALL COMPLY WITH ASSE 1070 STANDARD. JOINTS BETWEEN PLUMBING FIXTURES AND WALLS OR COUNTERTOPS SHALL BE FILLED WITH WHITE PLASTIC SEAM COMPOUND EQUAL TO DE WITT iUB AND TILE CAULK". FAUCETS AND CONTROL VALVES SHALL BE AS MANUFACTURED BY DELTA, SPEAKMAN, SYMMONS, LEONARD, AMERICAN STANDARD, KOHLER, MOEN, GROHE OR CHICAGO FAUCET, CHROME PLATED ALL METAL UNLESS OTHERWISE NOTED. FLUSH VALVES SHALL BE CHROME PLATED AS MANUFACTURED BY SLOAN, SPEAKMAN, DELTA OR ZURN. HEATING, VENTILATINGN AIR CONDITIONING SPECIFICATIONS GENERAL SUPPLY, RETURN AND EXHAUST AIR DUCTWORK SHALL BE GALVANIZED STEEL, CONSTRUCTED OF PROPER PRESSURE CLASSIFICATION GAUGES AND INSTALLED IN ACCORDANCE WITH SMACNA STANDARDS. MINIMUM 2" PRESSURE RATING FOR LOW VELOCITY SYSTEMS. REFER TO PLANS FOR DUCT PRESSURE CLASSIFICATIONS. RECTANGULAR DUCT JOINTS SHALL BE CONNECTED WITH DUCTMATE 25/35/45 JOINT SYSTEMS THAT UTILIZE ROLL -FORMED FLANGES, CORNER PIECES, GASKET AND CLEAT. DUCT JOINTS MAY BE INDIVIDUALLY REMOVED. SEAL ALL JOINTS WITH UL 181B-M LISTED JOINT SEALANT EQUAL TO DUCTMATE PROSEAL HARDCAST OR AIRSEAL FOR THE APPROPRIATE PRESSURE CLASSIFICATION, TEMPERATURE AND WEATHER -RESISTANCE. N.T. HAS THE OPTION OF USING FIBERGLASS DUCT SYSTEM EQUAL TO OWENS CORNING TYPE 475-FR FOR CONCEALED RETURN AIR ONLY. ROUND SPIRAL DUCT FITTINGS AND ELBOWS SHALL BE JOINED USING SUP -JOINT FITTINGS. FITTING SHALL HAVE A STOP BEAD TO LOCATE FITTING INSIDE PIPE. ALL PIPE TO PIPE CONNECTIONS REQUIRE A SLIP COUPUNG THAT FITS INSIDE BOTH MATING SECTIONS. SEAL ALL JOINTS WITH UL 181B-M LISTED JOINT SEALANT EQUAL TO DUCTMATE PROSEAL, HARDCAST OR AIRSEAL FOR THE APPROPRIATE PRESSURE CLASSIFICATION, TEMPERATURE AND WEATHER -RESISTANCE. DUCTWORK FITTINGS SHALL BE PER SMACNA RECOMMENDATIONS. RADIUS TURNS ON SUPPLY AIR DUCTS SHALL BE 1-1/2 TIMES DUCT WIDTH MINIMUM. WHERE SPACE OR CLEARANCE REQUIRES THE USE OF MITERED TURNS, PROVIDE HIGH PERFORMANCE DOUBLE THICKNESS TURNING VANES EQUAL TO AERO/DYNE "HEP" AND VOLUME DAMPERS. REFER TO DETAILS ON THE DRAWINGS. PROVIDE FACTORY MANUFACTURED TEST HOLE UNITS IN DUCTWORK WHERE REQUIRED TO FACILITATE AIR BALANCE. ALL DUCTWORK AND PIPING INSIDE THE BUILDING IS TO BE SUSPENDED FROM THE TOP CORD OF BAR JOIST AT PANEL POINTS ONLY. DO NOT CONNECT TO THE ROOF DECK. DUCTS AND PIPES LOCATED ON THE ROOF ARE TO BE MOUNTED ON PATE PIPE OR EQUIPMENT CURBS. EQUIPMENT CURBS TO BE TYPE ES -I OR ES-5 FOR INSULATED ROOFS. CONTRACTOR HAS THE OPTION TO USE MIRO INDUSTRIES OR PORTABLE PIPE HANGERS, INC. PILLOW BLOCK PIPE STANDS IN UEU OF THE PATE PIPE CURBS. DUCT SIZES INDICATED ON THE DRAWINGS ARE CLEAR INSIDE DIMENSIONS. PROVIDE DUCT VOLUME DAMPERS AT EACH BRANCH CONNECTION TO DIFFUSERS AND REGISTERS FOR PROPER AIR SYSTEMS BALANCING. REFER TO DETAILS ON THE DRAWINGS. PROVIDE GRAVITY BACKDRAFT DAMPERS FOR ALL EXHAUST FANS AND BUILDING PRESSURE RELIEF VENTS (UNLESS OTHERWISE NOTED.) USE COUNTERBALANCE WEIGHTS TO SET OPERATION PRESSURE ON RELIEF DAMPERS. THE CONTRACTOR HAS THE OPTION OF USING EQUIVALENT SIZE ROUND DUCT (NOT FLEXIBLE DUCT) WHERE SPACE PERMITS. NO OUTDOOR AIR INTAKES ARE TO BE LOCATED WITHIN 10 (15) FEET OF EXHAUST FAN DISCHARGE OR PLUMBING VENTS. PROVIDE FLEXIBLE CONNECTORS ON ALL DUCT CONNECTIONS TO AIR HANDLING UNITS. MAXIMUM FLAME SPREAD/SMOKE DEVELOPED RATING NOT TO EXCEED 25/50. FLEXIBLE CONNECTORS SHALL BE MINIMUM 8" LONG, MADE OF TWO LAYERS OF 8 07. OR ONE LAYER OF 16 07. NEOPRENE COATED CLOTH WITH AIRTIGHT SEAMS. FASTEN WITH BOLTED GALVANIZED METAL BANDS. M.T. SHALL FURNISH AND INSTALL ALL REQUIRED AUTOMATIC TEMPERATURE CONTROLS INCLUDING ELECTRICAL WIRING, TRANSFORMERS AND THERMOSTATS FOR PROPER OPERATION OF THE HVAC SYSTEMS. WIRING SHALL BE IN ACCORDANCE WITH N.E.C. STANDARDS. POWER FOR CONTROLS IS AVAILABLE IN ONE OF THE ELECTRICAL PANELS. COORDINATE CIRCUIT AND BREAKER SIZE REQUIREMENTS WITH THE ELECTRICAL CONTRACTOR. PAINT ALL DUCTWORK, STRUCTURAL MEMBERS, CONDUIT, ETC., VISIBLE BEHIND GRILLES (ESPECIALLY EGG -CRATE) MATTE BLACK. REFER TO ARCHITECTURAL PAINTING SPECIFICATIONS. AT COMPLETION OF CONSTRUCTION, THE CONTRACTOR SHALL PROVIDE REPRODUCIBLE TRANSPARENCY "AS -BUILT" DRAWINGS OF ALL HVAC WORK. FLEXIBLE AIR DUCT FLEXIBLE AIR DUCT (INSULATED) SHALL BE CLEVAFLEX OR FLEXMASTER TYPE 5, U.L-181 LISTED, LOW PRESSURE RATED (6") WITH A TRILAIIINATE OF ALUMINUM FOIL, FIBERGLASS AND POLYESTER INNER UNER ON GALVANIZED STEEL HEUX WITH R-5.0 (6.0)(8.0) FIBERGLASS INSULATION WITH 25/50 FIRE RETARDANT VAPOR BARRIER JACKET. FLEXIBLE AIR DUCT (NON -INSULATED) SHALL BE CLEVAFLEX OR FLEXMASTER TYPE NI 45, U.L -181 LISTED, LOW AND HIGH PRESSURE RATED WITH 25/50 FIBERGLASS CLOTH FABRIC ON GALVANIZED (ALUMINUM) (STAINLESS) STEEL HELIX. ALL CONNECTIONS ARE TO BE MADE WITH ADJUSTABLE CLAMPS AND TAPED AIR TIGHT. FLEXIBLE DUCT SHALL ONLY BE USED WHERE CONCEALED ABOVE CEILINGS. AIR SYSTEMS BALANCING THE AIR SYSTEMS ARE TO BE BALANCED TO WITHIN 5% OF THE QUANTITIES INDICATED ON THE DRAWINGS. PREPARE AN AIR BALANCE REPORT COMPLETE WITH AN 8-1/2" X 11" SKETCH OF EACH SYSTEM ON FORMS SIMILAR TO AABC OR HERB AND SCHEDULE EACH OUTLET, FAN, TERMINAL UNIT, ETC. INCLUDE SUCTION AND DISCHARGE STATIC PRESSURES AND OUTDOOR AIR, RETURN AIR AND MIXED AIR TEMPERATURES AT EACH FAN. SUBMIT (6) COPIES OF THE REPORT TO THE ARCHITECT. EXISTING HVAC EQUIPMENT THE EXISTING HVAC SYSTEMS ARE TO BE REUSED. THE M.T. SHALL LUBRICATE AIR HANDLING UNITS, VACUUM CLEAN INTERIOR OF ALL UNITS, CHANGE FILTERS AND PROVIDE A COMPLETE CHECK, TEST AND START. SUBMIT A REPORT TO THE ARCHITECT. MAKE AN AUDIO-VISUAL INSPECTION OF THE EXISTING DUCT SYSTEMS AND SEAL JOINTS AND FITTINGS WHERE NECESSARY. ACOUSTIC DUCT LINER ACOUSTICAL DUCT LINER SHALL BE I" THICK FIBERGLASS TYPE 150. "R" = 3.6 AND 2" THICK FIBERGLASS TYPE 200, "W = 7.7 WITH BLACK VINYL COATING EQUAL TO KNAUF OR OWENS CORNING "AEROFLEXPLUS". PROVIDE METAL NOSING WHERE LINED SHEET METAL DUCTWORK MEETS UNLINED DUCTWORK. INCREASE DUCT SIZES TO COMPENSATE FOR THE INSULATION THICKNESS. INSTALLATION SHALL BE IN ACCORDANCE WITH MANUFACTURERS RECOMMENDATIONS. THE FIRST 15 FEET OF SUPPLY AND RETURN DUCTWORK CONNECTING TO AIR HANDLING OR AIR CONDITIONING UNITS IS TO BE INTERNALLY LINED WITH TYPE 150 LINER. ALL SUPPLY AND RETURN AIR DUCTWORK LOCATED OUTDOORS, IN ATTIC SPACES OR OTHER UNHEATED SPACES IS TO BE INTERNALLY LINED WITH 2" THICK TYPE 200 LINER, "R" = B.O. WEATHERPROOF OUTDOOR DUCTS WITH TWO COATS OF WEATHERPROOF PAINT (OF SPECIAL COLOR AS SELECTED BY THE ARCHITECT). SPIN -IN FITTINGS ROUND BRANCH CONNECTIONS TO DIFFUSERS MAY BE MADE WITH SPIN -IN FITTINGS WITH VOLUME DAMPERS AND SCOOP EQUAL TO FLEXMASTER FL/DB FOR SHEET METAL DUCT. DIFFUSERS AND REGISTERS DIFFUSERS AND REGISTERS SHALL BE MANUFACTURED BY PRICE, CARNES, TUTTLE § BAILEY, TITUS OR KRUEGER. PROVIDE DAMPERS AT EACH DIFFUSER AND REGISTER. PROVIDE PLASTER FRAME FOR LAY -IN TYPE DIFFUSERS MOUNTED IN GYPSUM BOARD CEILINGS. BAKED OFF-WHITE ENAMEL FINISH UNLESS NOTED. FANS EXHAUST DUCTS THAT PASS THROUGH RETURN AIR PLENUMS MUST BE ENCASED SO THAT NO PART OF THE EXHAUST DUCT IS EXPOSED TO THE PLENUM. IN -LINE FANS SHALL BE PENN, COOK, ACME OR GREENHECK MODEL BSQ- . BELT DRIVEN TYPE IN -LINE CENTRIFUGAL FAN WITH GALVANIZED STEEL CASING, ALUMINUM WHEEL, MOTOR AND DRIVE OUT OF THE AIR STREAM, BACKDRAFT DAMPER, DISCONNECT SWITCH. REFER TO FAN SCHEDULE ON THE DRAWINGS. ROOF EXHAUST FANS SHALL BE PENN, COOK, ACME OR GREENHECK MODELS G OR GB DIRECT OR BELT DRIVEN TYPE AS SCHEDULED WITH SPUN ALUMINUM HOOD, BACKDRAFT DAMPER, DISCONNECT SWITCH, INTERNAL THERMAL OVERLOADS, BIRDSCREEN, 12" HIGH ROOF CURB. REFER TO FAN SCHEDULE ON THE DRAWINGS. DUCTLESS SPLIT SYSTEM HEAT PUMP AIR CONDITIONING UNITS SYSTEM DESIGN: SPLIT -SYSTEM HEATING AND COOLING UNITS: SELF-CONTAINED, PACKAGED, DUCTLESS, FACTORY MATCHED -ENGINEERED AND ASSEMBLED, PRE -WIRED INDOOR AND OUTDOOR UNITS; ETL US LISTED. PROVIDE REFRIGERANT LINES INTERNAL TO UNITS AND BETWEEN INDOOR AND OUTDOOR UNITS, FACTORY CLEANED, DRIED, PRESSURIZED AND SEALED, WITH INSULATED SUCTION LINE. INDOOR UNITS: SELF-CONTAINED, PACKAGED, FACTORY ASSEMBLED, PRE -WIRED UNIT CONSISTING OF CABINET, SUPPLY FAN, EVAPORATOR COIL AND CONTROLS; WIRED FOR SINGLE POWER CONNECTION WITH CONTROL TRANSFORMER. POWER EVAPORATOR AND CONTROLS FROM CONDENSING UNIT. EVAPORATOR COILS: COPPER TUBE ALUMINUM FIN ASSEMBLY, GALVANIZED OR POLYMER DRAIN PAN. DRAIN CONNECTION FOR LEFT OR RIGHT HAND INSTALLATION, REFRIGERANT PIPING CONNECTIONS, ELECTRONIC 500 STEP STEPPER MOTOR EXPANSION VALVE. CONSTRUCTION AND RATINGS: IN ACCORDANCE WITH AHRI 210/240 AND ETL US LISTED. PROVIDE A WATER LEVEL DETECTOR IN THE CONDENSATE DRAIN PAN HIGHER THAN THE PRIMARY DRAIN CONNECTION AND LOWER THAN THE OVERFLOW RIM. ACTIVATION WILL SHUT DOWN THE UNIT. OUTDOOR UNITS: OUTDOOR CONDENSING UNITS: SELF-CONTAINED, PACKAGED, PRE -WIRED UNIT CONSISTING OF CABINET, WITH COMPRESSOR AND CONDENSER. COMPLY WITH AHRI 210, REFRIGERANT: R-410A CONSTRUCTION AND RATINGS: IN ACCORDANCE WITH AHRI 210/240 WITH TESTING IN ACCORDANCE WITH ASHRAE STD 23 AND ETL US USTED. PERFORMANCE REQUIREMENTS: REFER TO SCHEDULE ON THE DRAWINGS. OPERATING CONTROLS: CONTROL BY RETURN AIR THERMISTOR TO MAINTAIN ROOM TEMPERATURE SETTING. LOW AMBIENT KIT, OPERATING TEMPERATURE FOR COOLING IS MINUS 13 DEGREES TO 114 DEGREES FAHRENHEIT. MANUFACTURERS: FUJITSU, MITSUBISHI, CARRIER OR APPROVED EQUAL. CONDENSATE PUMPS: REFER TO PLUMBING SPECIFICATIONS AND/OR SCHEDULE ON THE DRAWINGS. TESTS, ADJUSTMENTS AND ACCEPTANCE UPON COMPLETION OF THE ERECTION OF ALL EQUIPMENT AND ALL WORK SPECIFIED HEREIN AND/OR SHOWN ON THE APPROVED SHOP DRAWINGS, OR AT SUCH TIME AS DIRECTED BY THE ARCHITECT, THIS SUBCONTRACTOR SHALL START ALL APPARATUS, MAKE NECESSARY TESTS AS DIRECTED AND AS SPECIFIED HEREIN, AND MAKE COMPLETE ADJUSTMENTS OF ALL ITEMS OF EQUIPMENT BEFORE ACCEPTANCE BY THE ARCHITECT TO WHOSE REPRESENTATIVE THIS SUBCONTRACTOR SHALL DEMONSTRATE (BY PERFORMANCE) ALL OF THE VARIOUS APPARATUS AND EQUIPMENT. START UP AND ADJUSTMENT OF EQUIPMENT SHALL INCLUDE ALL EQUIPMENT FURNISHED AND INSTALLED BY THIS CONTRACTOR. MANUFACTURER'S AUTHORIZED PERSONNEL MUST BE PRESENT AT THE START-UP AND CALIBRATION OF ALL MAJOR EQUIPMENT INCLUDING THE HVAC UNITS. WORK UNDER THIS SECTION OF THE SPECIFICATIONS SHALL NOT BE CONSIDERED COMPLETE UNTIL THIS SUBCONTRACTOR HAS OBTAINED REQUIRED INSPECTIONS, CONDUCTED PERFORMANCE TESTS, MADE NECESSARY ADJUSTMENTS AND HAS SUBMITTED SATISFACTORY EVIDENCE OF COMPLIANCE. THE ARCHITECT SHALL MAKE SPOT CHECKS TO DETERMINE THE ACCURACY AND COMPLETENESS OF FINAL ADJUSTMENTS. SHOULD SPOT CHECKS INDICATE MORE THAN A REASONABLE DEVIATION FROM DESIGN DRAWINGS AND REQUIREMENTS, THIS SUBCONTRACTOR SHALL REPEAT TESTS AND ADJUSTMENTS TO THE SATISFACTION OF THE ARCHITECT. DURING THE TESTING PERIOD, THIS SUBCONTRACTOR SHALL MAINTAIN ON THE JOB A COMPETENT INDIVIDUAL, THOROUGHLY FAMILIAR WITH ALL PHASES OF THE HEATING AND VENTILATION SYSTEMS, FOR AS LONG AS MAY BE REQUIRED TO THOROUGHLY ADJUST ALL OF THE SYSTEMS AND TO DEMONSTRATE TO THE ARCHITECT AND/OR ENGINEER THAT THEY ARE FUNCTIONING PROPERLY. TEMPERATURE CONTROL WIRING AND CONTROL TESTING SHALL BE BY TEMPERATURE CONTROLS CONTRACTOR. FANS EXHAUST FANS ARE CONTROLLED BY AN INTERLOCK, A TIME SWITCH, A SEPARATE WALL SWITCH OR MOTION SENSOR BY ELECTRICAL TRADES. REFER TO FAN SCHEDULE. INSULATION SHALL BE INSTALLED ON ALL PIPING AND DUCTWORK SYSTEMS WHERE SPECIFIED BELOW. INSULATION PRODUCTS SHALL BE MANUFACTURED BY OWENS CORNING, CERTAINTEED, JOHNS-MANVILLE OR KNAUF AND INSTALLED PER MANUFACTURERS RECOMMENDATIONS. INSULATION MATERIALS SHALL MEET CURRENT ASHRAE 90.1 REQUIREMENTS INCLUDING MAXIMUM FLAME SPREAD RATING OF 25 AND SMOKE DEVELOPED RATING OF 50 OR LESS. x0111CID] JE9:11111FW.1111 F91[a11071111411111404aNOE:]a07111174 ALL DOMESTIC HOT AND COLD WATER PIPING EXCEPT FOR SHORT RUNS TO FIXTURES SHALL BE INSULATED WITH 1" THICK FIBERGLASS INSULATION WITH VAPOR BARRIER. TAPE JOINTS AND COVER ELBOWS WITH PRE -FABRICATED PVC OR ALUMINUM ELBOW WRAPS. NOTE THAT PVC USED IN CEILING SPACES USED AS RETURN AIR PLENUMS MUST BE PLENUM RATED. AT THE CONTRACTOR'S OPTION, CLOSED CELL POLYMER FOAM INSULATION EQUAL TO ARMAFLEX OR NOMACO MAY BE USED ON DOMESTIC WATER PIPING. 31C THICKNESS FOR PIPES UP TO 1-1/4" IN SIZE AND 1" THICK FOR PIPES 1-1/2" AND URGER. PHYSICALLY HANDICAPPED LAVATORIES SHALL BE PROVIDED WITH "P" TRAP AND WATER INSULATION KITS EQUAL TO TRUEBRO "HANDI-LAY-GUARD". INSULATION SHALL THOROUGHLY COVER THE HOT AND COLD WATER AND WASTE PIPES FROM THE LAVATORY TO THE WALL ESCUTCHEONS AND PROVIDE ACCESS TO WATER ANGLE STOP VALVES. WHITE FINISH. ALL CONCEALED INDOOR HEATING Al COOLING SUPPLY AND RETURN AIR DUCTWORK SHALL BE INSULATED WITH 1-1/2" THICK FIBERGLASS INSULATION WITH VAPOR BARRIER. TAPE ALL JOINTS WITH VAPOR BARRIER TAPE. MINIMUM INSTALLED "R' VALUE TO BE 4.2. 1419:71MH&rai9e7x9Eeld G�:\STEq �! No. F� !� f innnroln 07/18/19 N C N VCanM m e� ULL s Va L Q w 'co Nry o - n `mm my Ory ma TDGArchitects.com Automotive O qqzr CV (9 v a J Z D W a > O 0 E W O ) W 'a O 44-7 i DO Cr) Q W aX F_ X °° N O Vain (D W =MC O Z 0 O D _ Q W m W ~ J WY U) OW0) Lnj WLi o 2 OvU acNlm ReWaim Schedule Date Dasalptlan 03/28/19 Final Review EAM Eeghgeers, Inc Eledncal and Mechanical Consoling Engineers 400 S.ON Woodward Site 100, Birmingham MI 48009 Phone 24 528 7 Fax 24 28.1542 www.eam engine wiyneers.cwn Job No.: 423-18041 C ) Z � .JO_ Q 5" U Q Z U �# y ~ U W Eg mq c w f1 ®� om` C U) 12 Project Number 18-840w01 Drawing Number M 501