07-780R-02015010 - BASIC MECHANICAL REQUIREMENTS
A. CODES & REFERENCES
1. FLORIDA STATE BUILDING CODE 2004.
2.SMACNA
3. NFPA 101 (2003)
4. NFPA 90A (2002)
5. NFPA 99 (2002)
B. SCOPE OF WORK
1. PROVIDE ALL REQUIRED PERMITS, LABOR, MATERIAL AND EQUIPMENT REQUIRED TO
COMPLETE THE SCOPE OF THE PROJECT SHOWN ON THE DRAWINGS COMPLETE AND
READY FOR OCCUPANCY AND USE BY OWNER. THE WORK SHALL INCLUDE BUT IS NOT
LIMITED TO:
a. REMOVAL, RELOCATION AND RE- INSTALLATION OF EXISTING EQUIPMENT AND
SYSTEM.
b. CONNECTIONS TO EXISTING OR NEW EQUIPMENT AND SYSTEMS.
c. MODIFICATION OF EXISTING CHILLED OR HOT WATER SYSTEMS, STEAM SYSTEMS,
CONDENSATE DRAINAGE, DUCTWORK, TEMPERATURE CONTROLS AND LIFE- SAFETY
SYSTEMS.
d. CUTTING AND PATCHING TO REMOVE EXISTING OR INSTALL NEW WORK.
e• CLEANING AND TESTING.
f. INSTRUCTION TO OWNER'S PERSONNEL.
2, PROVIDE ALL BUILDING PENETRATIONS REQUIRED TO COMPLETE PROJECT. ALL
PENETRATIONS TO BE PATCHED AND SEALED TO BE WATERTIGHT. MAINTAIN FIRE
RATINGS OF EXISTING STRUCTURE.
3. PROVIDE ALL NECESSARY DUCT, EQUIPMENT AND PIPE: SUPPORTS AND MATERIALS
REQUIRED FOR INSTALLATION. PER THE REQUIREMENT`.) OF LOCAL, STATE OR FEDERAL
CODES.
C. REQUIRED SHOP DRAWINGS
1. INSULATION.
2. AIR DEVICES.
3. DUCTWORK COORDINATION DRAWINGS.
D. MAINTENANCE MANUALS
1. PROVIDE MAINTENANCE MANUALS FOR ALL NEW EQUIPMENT CONTAINING ALL
OPERATING AND MAINTENANCE DATA, SUBMITTALS, WARRANTEES, DIAGRAMS,
INSPECTION REPORTS AND VALVE LISTS IN A 3 RING BINDER WITH POCKETS FOR
DRAWINGS. PROVIDE OWNER WITH MINIMUM OF 2 COPIES.
E. AS -BUILT DRAWINGS
1. THE CONTRACTOR SHALL MAINTAIN AN ACCURATE RECORD OF ALL CHANGES MADE
TO THE CONTRACT DOCUMENTS (AS- BUILT).
2.THE CONTRACTOR SHALL PROVIDE THE ENGINEER 2 SETS OF COMPLETED AS -BUILT
DRAWINGS.
3.THE PROJECT WILL NOT BE CONSIDERED COMPLETE UNTIL ACCURATE AS- BUILTS ARE
DELIVERED.
F. SUBSTITUTIONS
1. EQUIPMENT AND DESIGN OF SYSTEMS INDICATED ON THE DESIGN DRAWINGS AND
WITHIN THESE SPECIFICATIONS SHALL BE CONSIDERED AS "SPECIFIED STANDARD"
OF QUALITY. NO SUBSTITUTIONS SHALL BE MADE WITHOUT PRIOR WRITTEN APPROVAL
OF THE ENGINEER 10 DAYS PRIOR TO BID DATE.
2.ANY DEVIATION FROM SPECIFIED EQUIPMENT THAT AFFECTS THE ELECTRICAL
REQUIREMENTS SHALL BE COORDINATED BY THE MECHANICAL CONTRACTOR AND
EQUIPMENT VENDOR WITH THE ELECTRICAL CONTRACTOR PRIOR TO SUBMITTING
BIDS.
15050 - BASIC MATERIALS AND METHODS
A. ACCESS PANELS - FURNISHED BY MECHANICAL CONTRACTOR, INSTALLED BY GENERAL
CONTRACTOR.
1. PROVIDE FOR ACCESS TO ALL SERVICEABLE EQUIPMENT IN WALLS AND CEILINGS.
2. MICOR STYLE M FOR DRYWALL.
3. MICOR STYLE K FOR PLASTER.
4. MINIMUM SIZE 16 "x16" .
5. NYSTROM, KARP, J.L. INDUSTRIES OR WILLIAMS PAINT.
B. LABELING
1. PROVIDE RIGID PLASTIC EMBOSSED EQUIPMENT NAME TAGS FOR ALL NEW EQUIPMENT
AND DISCONNECTS. SETON NAMEPLATE CORPORATION.
2. PAINT ALL MECHANICAL PIPING IN EQUIPMENT ROOMS, BOILER ROOMS AND WHERE
EXPOSED OR OUTDOORS. MATCH EXISTING COLOR CODES USED ON SIMILAR SYSTEMS.
3. PROVIDE VALVE TAGS ON ALL NEW AND RELOCATED VALVES. VALVE TAGS SHALL
MATCH TAGS USED AT THE EXISTING FACILITY. TAGS TO BE SECURED TO VALVES
WITH BRASS CHAINS. PROVIDE UPDATED INFORMATION ON ALL NEW VALVES TO THE
EXISTING VALVE CHART.
4. PROVIDE PIPE LABELS ON ALL NEW PIPING. PIPE LABELS TO MATCH SIZE, COLOR AND
TYPE USED AT THE EXISTING FACILITY AND COMPLY WITH ANSI Al 3.1 . LABELS SHALL
BE APPLIED CLOSE TO VALVES, CHANGES IN PIPE DIRECTIONS, BRANCHES, PIPES
PASSING THROUGH WALLS OR FLOORS AND EVERY 20 FEET IN STRAIGHT RUNS OF PIPING
AND AT LEAST ONE TIME PER ROOM.
C. CLEANING TESTING AND ADJUSTING
1. THE MECHANICAL CONTRACTOR, AT HIS EXPENSE, SHALL CLEAN, REPAIR, ADJUST,
CHECK, BALANCE AND PLACE IN SERVICE THE VARIOUS SYSTEMS HEREIN SPECIFIED
WITH THEIR RESPECTIVE EQUIPMENT, ACCESSORIES AND PIPING. HE /SHE SHALL
FURNISH ALL LABOR, MATERIALS, EQUIPMENT AND TOOLS REQUIRED TO PERFORM
TESTS REQUIRED BY THESE SPECIFICATIONS AND BY THE GOVERNING AUTHORITIES.
2. NO WORK SHALL BE COVERED OR CONCEALED UNTIL PROPERLY INSPECTED AND
TESTED.
D. HANGERS AND SUPPORTS
1. PROVIDE ALL NECESSARY DUCTWORK, PIPE SUPPORTS, HANGERS, RODS, CLAMPS
AND ATTACHMENTS TO PROPERLY INSTALL AND SUPPORT DUCTWORK, PIPING AND
EQUIPMENT FROM THE BUILDING STRUCTURE.
2. PROVIDE ANY ANGLE IRON OR UNISTRUT AND SUSPENSION RODS REQUIRED TO INSTALL
EQUIPMENT, PIPING AND DUCTWORK.
3. ALL SUPPORTS EXPOSED TO OUTDOORS SHALL BE CLEANED, PRIMED AND PAINTED TO
PREVENT RUSTING. FINISH COLOR AS SELECTED BY OWNER.
4. THE USE OF BAILING WIRE OR PERFORATED METAL STRAPPING IS NOT PERMITTED FOR
SUPPORTS.
E. WARRANTY /GUARANTEE
1. THE CONTRACTOR SHALL WARRANTY /GUARANTEE AND MAINTAIN THE STABILITY OF
WORK AND MATERIALS AND KEEP SAME IN PERFECT REPAIR AND CONDITION OF THE
PERIOD OF ONE YEAR.
2. DEFECTS OF ANY KIND DUE TO THE FAULTY WORK OR MATERIALS APPEARING
DURING THE ABOVE MENTIONED PERIOD MUST BE IMMEDIATELY MADE GOOD BY
THE CONTRACTOR AT HIS OWN EXPENSE TO THE ENTIRE SATISFACTION OF THE
OWNER AND ENGINEER. SUCH RECONSTRUCTION AND REPAIRS SHALL INCLUDE
DAMAGE TO THE FINISH OR FURNISHING OF THE BUILDING RESULTING FROM THE
ORIGINAL DEFECT OR REPAIR THERETO.
15250 - INSULATION
A. INSULATION, ADHESIVES, COATINGS, SEALERS, TAPES, ETC. SHALL HAVE A FLAME
SPREAD OF 25 OR LESS AND SMOKE DEVELOPMENT OF 50 OR LESS IN ACCORDANCE
WITH ASTM E -84, NFPA 225, UL 723 AND MEET THE REQUIREMENTS OF NFPA 90A.
ALL INSULATING R- VALUES TO MEET THE REQUIREMENTS OF THE FLORIDA ENERGY
CODE.
B. BLANKET TYPE DUCT INSULATION, JOHNS MANVILLE, CERTAINTEED, KNAUF, OWENS
CORNING, MINIMUM R =6.0, FOIL FACED KRAFT VAPOR BARRIER : GLASS FABRIC &
MASTIC ALL JOINTS.
1. ALL SUPPLY, OUTSIDE AIR AND RETURN WHERE CONCEALED FROM VIEW, R -6 .
15890 - SHEET METAL DUCTWORK
A. ALL DUCT TO BE INSTALLED ACCORDING TO 1985 EDITION OF SMACNA STANDARDS.
B. ALL DUCT EXCEPT THAT SPECIFICALLY SHOWN IS TO BE GALVANIZED. RETURN,
EXHAUST AND DUCT DOWNSTREAM OF CV BOXES TO BE 0 -2" PRESSURE CLASS.
SUPPLY DUCT FROM FAN TO CV OR VAV BOX TO BE 4" CLASS.
C. ALL SYSTEMS TO BE LEAKAGE TESTED.
D. DUCTWORK ROUTED PARALLEL TO A WALL, RATED OR CORRIDOR SHALL BE INSTALLED
WITH MINIMUM 6" CLEARANCE TO ALLOW FOR INSPECTION OF WALL PENETRATIONS.
CONTRACTOR SHALL PROVIDE 12" CLEARANCE WHERE POSSIBLE, COORDINATE.
E. BUTTON SNAPLOCK JOINTS OR SEAMS ARE NOT PERMITTED.
15910 - SHEET METAL ACCESSORIES
A. AIR INLETS AND OUTLET.
1. REFER TO SCHEDULE.
2. ALL ALUMINUM CONSTRUCTION.
3. ACCEPTABLE MANUFACTURERS: TITUS, PRICE, METAL -AIRE, CARNES, ANEMOSTAT,
NAILOR, POTTORFF.
B. FLEXIBLE DUCTWORK
1.T0 BE FLEXMASTER TYPE 3, WIREMOLD TYPE WCK OMNIAIR 1200, OR THERMAFLEX.
2. FLEXIBLE DUCTWORK SHALL BE ACOUSTICAL LOW PRESSURE TYPE WITH INTERIOR
LINER, METAL HELIX, FIBERGLASS INSULATION WITH AN R VALUE OF 6.0 OR GREATER
AND COPOLYMER SEAMLESS OUTSIDE SLEEVE. THE ENTIRE FLEXIBLE DUCT ASSEMBLY
SHALL BE LISTED IN ACCORDANCE WITH UL -181 CLASS 1 AIR DUCT MATERIAL. THE
MAXIMUM LENGTH OF ANY FLEX DUCT SHALL BE 6' -0 ". FLEXIBLE DUCTWORK SHALL
MEET THE FLORIDA MODEL ENERGY EFFICIENCY CODE. ALL JOINTS AT CONNECTIONS
TO DIFFUSERS AND DUCTWORK SHALL BE SEALED WITH GLASS, FABRIC AND MASTIC.
3. USE METAL LINED DUCT IN OPERATING ROOMS, RECOVERY, ICU AND TRAUMA ROOMS,
4 FEET MAXIMUM LENGTH.
115932 - AIR TERMINAL UNITS
A. ACCEPTABLE MANUFACTURERS: CARRIER, TRANE, ANEMOSTAT, TITUS, ENVIRONMENTAL
TECHNOLOGIES, METALAIRE, NAILOR AND KREUGER.
B. SINGLE DUCT UNITS - LOW PRESSURE - PNEUMATIC
1. SINGLE DUCT UNITS: PRESSURE INDEPENDENT.
2, INTERIOR LINER OF CLOSED CELL FOAM INSULATION, UL 181 AND NFPA 90A.
C. DUAL DUCT UNITS - LOW PRESSURE - PNEUMATIC
1. DUAL DUCT UNITS: PRESSURE INDEPENDENT.
2. INTERIOR LINER OF CLOSED CELL FOAM INSULATION, UL 181 AND NFPA 90A.
'15970 - TEMPERATURE CONTROLS
A. EXTEND EXISTING CONTROL SYSTEM TO NEW EQUIPMENT AND PROVIDE ALL
MODIFICATIONS NECESSARY FOR A FULLY FUNCTIONING SYSTEM.
B. AIR HANDLING UNIT AND CONSTANT VOLUME REHEAT BOXES
1. THE EXISTING CONTROL SYSTEM IS TO BE MODIFIED BY THE OWNERS EXISTING
CONTROL VENDOR.
2. AUTOMATIC CONTROL VALVES SHALL BE FULLY PROPORTIONING WITH MODULATING
PLUG OR V -PORT INNER GUIDES OR LINEAR CHARACTERISTIC BALL TYPE. THE VALVE
SHALL BE QUIET IN OPERATION AND FAIL -SAFE IN THE NORMALLY "COOLING" POSITION
IN THE CONTROL EVENT OF CONTROL FAILURE. CONTROL VALVES SHALL BE SIZED
BY THE CONTROL MANUFACTURER AND SHALL BE WARRANTED TO MEET THE HEATING
AND COOLING LOADS AS SPECIFIED. CONTROL VALVES SHALL BE SUITABLE FOR THE
PRESSURE CONDITIONS AND SHALL CLOSE AGAINST THE DIFFERENTIAL PRESSURE INVOLVED.
VALVE OPERATORS SHALL BE OF THE PNEUMATIC OR ELECTRIC 24 VOLT TYPE.
BODY PRESSURE RATING AND CONNECTION TYPE (SCREWED FLANGED OR FLANGED)
SHALL CONFORM TO PIPE SCHEDULE ELSEWHERE IN THIS SPECIFICATION.
3. CONTROL CONTRACTOR SHALL PROVIDE ALL WIRING REQUIRED FOR THE CONTROL
SYSTEM TO OPERATE. IF THE JOB CONTAINS SMOKE DAMPERS THEY SHALL ALSO
BE WIRED BY T.C.C.
4. MOUNT THERMOSTATS 48" A.F.F. ALIGN WITH LIGHT SWITCHES, DOOR SWINGS AND
OTHER WALL MOUNTED DEVICES.
5. COORDINATE FINAL LOCATION OF THERMOSTATS WITH THE OWNER PRIOR TO INSTALLATION.
'15990 - TEST AND BALANCE
A. PROVIDE COMPLETE TEST AND BALANCE OF ALL WATER AND AIR SYSTEMS IN
ACCORDANCE WITH NEBB (NATIONAL ENVIRONMENTAL BALANCING BUREAU) OR AABC
(ASSOCIATED AIR BALANCE COUNCIL) STANDARDS.
B. TEST AND BALANCE FIRM SHALL BE:
1. TOTAL DYNAMIC BALANCE - (954) 425 -0764.
2. EARL HAYGOOD, INC. - (305) 266 -7070.
3. GFS CONSULTING - (305) 992 -4348.
C. CONTRACTOR SHALL:
1. VISIT SITE AT START OF PROJECT AND COORDINATE REQUIRED BALANCING EQUIPMENT
C. TERMINAL CONNECTORS
AND DAMPERS WITH MECHANICAL CONTRACTOR.
2• AIR
SYSTEMS:
1. GENERAL - CONNECTORS SHALL BE RATED FOR 12" W.G., AND MEET NFPA 90A
REQUIREMENTS. DUCT SHALL BE FABRICATED OR ALUMINUM SPIRAL HELIX AND
a.
MAKE CHANGES TO BELTS, PULLEYS, DAMPERS, VOLUME BOXES, ETC. TO OBTAIN
REINFORCED RIP STOP ALUMINUM POLYESTER. PRESSURE DROP SHALL NOT EXCEED
DESIGN CONDITIONS AS REQUIRED BY TAB PROCEDURES.
.6 "/100' -0" AT 1000 FPM. WHERE INSULATION IS REQUIRED, FURNISH FACTORY APPLIED
b.
BALANCE SUPPLY, RETURN AND EXHAUST AIR OUTLETS WITHIN 10% OF DESIGN
FIBERGLASS WITH REINFORCED VAPOR- BARRIER JACKET. INSULATION CONDUCTANCE
WHILE MAINTAINING REQUIRED PRESSURE RELATIONSHIPS. RECORD DESIGN AND
VALUE SHALL NOT EXCEED 0.23 . NON- INSULATED DUCT SHALL BE EQUAL TO
ACTUAL TOTALS.
FLEXMASTER TYPE 3. INSULATED DUCT SHALL BE EQUAL TO FLEXMASTER 3M.
c.
MEASURE AND REPORT FAN RPM, FAN SUCTION PRESSURE, FAN DISCHARGE
2. HIGH VELOCITY - MAXIMUM DEVELOPED LENGTH OF CONNECTOR SHALL BE 6' -0 0. USE
PRESSURE, FAN TOTAL PRESSURE AND PRESSURE DROP ACROSS COMPONENTS.
METAL DUCTS AND FITTINGS TO REACH WITHIN 6' -0" WHERE CONNECTORS ARE
DESIGN AND ACTUAL SUPPLY, RETURN, OUTSIDE AND EXHAUST AIR.
ATTACHED TO INSULATED DUCT, FURNISH INSULATED FLEXIBLE DUCT.
d.
ACTUAL AND DESIGN NAMEPLATE AMPERAGE ON FAN MOTORS.
e.
PRESSURE DIFFERENTIAL ACROSS DUCT SMOKE DETECTORS.
D. BALANCING DAMPERS (RUSKIN MD -35 SERIES)
f.
ADJUST FANS FOR LOWEST STATIC PRESSURE REQUIRED TO DELIVER TO OUTLETS
AS NOTED IN NEBB OR AABC PROCEDURES.
1. GENERAL - IN ALL DUCTWORK SYSTEMS, PROVIDE DAMPERS FOR PROPER CONTROL
3. WATER SYSTEMS:
AND BALANCING OF AIR QUANTITIES. CONCEALED DAMPERS TO HAVE CONCEALED
DAMPER REGULATOR. ALL COMPONENTS FOR PROPER OPERATION; (i.e. GEARS,
a.
ADJUST AND RECORD ACTUAL GPM AND SYSTEM SUCTION AND DISCHARGE
LINKAGES, CABLE, ETC.) SHALL BE INCLUDED.
PRESSURES (STATIC AND OPERATING).
��
2. TYPE: FACTORY MANUFACTURED ONLY, OPPOSED BLADE FOR 12 AND LARGER AND SINGLE BLADE
B.
MOTOR DESIGN AND ACTUAL AMPERAGE AT PUMPS.
UP TO 11" IN HEIGHT.
c.
DESIGN AND ACTUAL GPM AND TEMPERATURE DIFFERENCE ACROSS COILS,
3. MATERIAL: STEEL, 3V TYPE BLADES MOUNTED IN STEEL CHANNEL FRAME.
CONVERTERS, CHILLER AND TOWERS.
4. SHAFT: V SQUARE ROD OPERATOR WITH END BEARINGS AND GASKET SEAL AT DUCT
d.
ADJUST AND RECORD SYSTEM MAKEUP PRESSURE, RELIEF PRESSURE SETTING AND
PENETRATIONS. TERMINATE SHAFT IN DAMPER FRAME WITH BUSHINGS.
EXPANSION TANK PRESSURE.
5.OPERATOR: LOCKING QUADRANT HANDLE WITH DAMPER POSITION INDICATOR AND
4. CONFIRM OPERATION OF ALL CONTROLS, MANOMETERS AND SENSING DEVICES.
INSULATION STAND OFF MOUNTING BRACKET FOR EXTERNALLY INSULATED DUCTWORK.
5. ON
AHCA REVIEWABLE PROJECTS PROVIDE WRITTEN REPORT AT LEAST ONE WEEK
6. MANUFACTURER: RUSKIN MODEL MD -35 SERIES OR EQUAL BY AIR BALANCE, INC. OR GREENHECK.
BEFORE
FINAL INSPECTION AND PROVIDE A TECHNICIAN DURING FINAL INSPECTION
E. ACCESS DOORS
OF
PROJECT.
1. ACCEPTABLE MANUFACTURERS:
6. CONTRACTOR SHALL PROVIDE FINAL SHEAVE CHANGE OUT AND ADJUSTMENT FOR MAXIMUM
RUSKIN MODEL ADH22.
AMPRAGE
TO INCLUDE DIRTY FILTER ALLOWANCE LOADING ALLOWING THE VFD TO RAMP
a.
UP
IN RESPONSE TO FILTER LOADING.
b. VENCO CAD -10.
c. GREENHECK HAD -10.
2. SIZE ACCESS DOOR AS FOLLOWS:
a. DUCT SIZES UNDER 12 ": DOOR SIZED SUFFICIENT TO EQUIPMENT OR REPLACE
FUSIBLE LINK.
b• DUCT SIZES 12" TO 20 ": 12 "x12" DOOR.
c. DUCT SIZES 20" TO 36 ": 18 "x18" DOOR.
d. DUCT SIZES 36" AND ABOVE: 24 "x24" DOOR.
3. USE DOUBLE PANEL CONSTRUCTION, TWO SHEETS OF AT LEAST 24 GAUGE GALVANIZED
STEEL WITH 1" THICK INSULATION BETWEEN PANELS.
4. MOUNT DOORS IN A RIGID FRAME OF AT LEAST 22 GAUGE FORMED GALVANIZED STEEL
OR ALUMINUM.
5. PROVIDE LATCHES THAT PERMIT EASY REMOVAL OF ACCESS DOOR WHILE MAINTAINING
POSITIVE CLOSING AND MINIMUM LEAKAGE.
6. PROVIDE SPONGE RUBBER GASKETS FOR ALL DOORS.
7. IN ACCORDANCE WITH NFPA 90A, IDENTIFY EACH ACCESS DOOR WITH V HIGH STENCILED
LETTERS AS 'FIRE DAMPER', 'SMOKE DAMPER', OR 'COMBINATION FIRE /SMOKE DAMPER'.
F. BRANCH CONNECTIONS- CLINCH LOCK TYPE NOT PERMITTED.
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DATE: DEC. 10, 2007
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