09-929-0291 1/4" STRAP
IR
NUTS,BOLT, FENDER
-ATION STRAP
DUCT HANGING DETAIL
NTS
NOTE:
HANG DUCTS ACCORDING
TO SMACNA STANDARDS
TYPICAL Z —BAR
& WIRE DUCT
HANGING DETAIL
TYPICAL HANGING
STRAP & SADDLE
DUCT HANGING
DETAIL
0
TYPICAL CHANNEL
& STRAP DUCT
HANGING DETAIL
GENERAL MECHANICAL NOTES
AC UNIT — EXISTING AC UNIT
DUCTWORK: RIGID FOILFACED 1.5" R =6.0 SUPPORT
48" O.C. ALL TURNS AND TRANSITIONS
PRESSURE TAPE AND MASTIC SEAL ALL SEAMS
AND JOINTS,
FLEX UL CLASS ONE AIR DUCT, R =6
SUPPORT 48 "O.C.. SPIN IN COLLARS
WITH M.V.D. TIE WRAP INNER LINER AND
PRESSURE TAPE AND MASTIC SEAL OUTER
LINER WITHOUT COMPRESSING INSULATION
EXHAUST: GALVANIZED SNAP LOCK SUPPORT, R =6
48" O.C. AND AT ALL TURNS, NO SUPPORT
OR WEIGHT TO LAY ON EXHAUST FAN HOUSING
INSULATION R =6
DIFFUSERS: METALAIRE SERIE 5800
RETURNS: METAL *AIRE SERIES RH
EXHAUST FAN :NA
THERMOSTAT: REUSE EXISTING NEW USE BUILDING STANDARD
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OFFICE AREA
5PEOPLE /1000SF X 17CFM /PERSON X 11129CFM = 946 CFM
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1— ALL WORK EXECUTED UNDER THESE OFFICIAL DOCUMENTS SHOULD BE P�RFCRMEG BY A s.
LICENSED AND INSURED MECHANICAL CONTRACTOR AND BE IN COMPLIANCE WITH THE
LATEST FLORIDA BUILDING CODE (FBC), SHEET METAL & AIR CONDITIONING
CONTRACTORS ASSOCIATION (SMACNA) STANDARDS, AND ALL OTHER APPLICABLE STATE
AND LOCAL CODE.
2— ALL WORK SHALL BE PERFORMED IN A FIRST CLASS WORKMANSHIP MANNER TO
PRODUCE A COMPLETE SYSTEM THAT IS FULLY BALANCED, AND ADHERES TO ALL
APPLICABLE CODES AND REGULATIONS.
3— MECHANICAL CONTRACTOR SHALL PROVIDE A WRITTEN GUARANTEE THAT THE COMPLETE
SYSTEM INSTALLED IS FREE OF DEFECTS OF MATERIALS AND WORKMANSHIP FOR A
PERIOD OF A YEAR AFTER THE WORK IS COMPLETE AND TURNED OVER TO THE OWNER.
4— THE MECHANICAL CONTRACTOR IS RESPONSIBLE TO OBTAIN HIS OWN PERMIT AND PAY
ALL PERMIT AND INSPECTION FEES.
5— AT THE COMPLETION OF THE PROJECT THE CONTRACTOR IS RESPONSIBLE TO PROVIDE A
SET OF PRINTS CLEARLY MARKED, DEPICTING ALL AS —BUILT CONDITIONS TO THE
ENGINEER FOR RECORD.
6— CONTRACTOR SHALL PAY SPECIAL ATTENTION TO OWNER EQUIPMENT, FURNITURE, AND
CARPETING TO PREVENT CONTAMINATION BY COVERING AND WRAPPING FURNITURE AND
EQUIPMENT. ALL WASTE AND DEBRIS SHALL BE REMOVED AT THE END OF EACH DAY TO
MAINTAIN ACCEPTABLE INDOOR AIR QUALITY LEVEL DURING THE CONSTRUCTION.
7— ANY PORTION OF EXISTING BUILDING (FLOOR, WALL, CEILING, OR ROOF) THAT IS
AFFECTED BY EITHER REMOVAL, RELOCATION OR INSTALLATION OF A NEW EQUIPMENT
SHALL BE REPAIRED AND MATCHED FINISHED EXISTING CONDITIONS ACCORDING TO
ARCHITECTURAL DRAWINGS OR SPECIFICATIONS.
8— WHEREVER DUCT RUNS THROUGH STRUCTURAL ELEMENT SUCH AS BEAM PRECAUTION
SHALL BE TAKEN TO COORDINATE WITH OTHER TRADES TO RELOCATE OR TO PROVIDE
NECESSARY SLEEVE BEFORE CONCRETE IS BEING POURED.
9— SUPPLY 6 COPIES OF SHOP DRAWINGS FOR REVIEW TO ARCHITECT, NO EQUIPMENT IS TO
BE ORDERED PRIOR TO THEIR APPROVAL.
10— MECHANICAL CONTRACTOR TO PROVIDE TWO (2) COMFORT BALANCE VISITS TO SUIT THE
NEEDS OF THE CLIENTS.
11— OPENINGS AND DUCT TRAVELING THROUGH FIRE RATED WALL, TENANT DEMISING WALL,
MECHANICAL AND ELECTRICAL ROOM, WALL AND FLOOR PARTITION, FLOOR AND ROOF
SLAB SHALL BE INSTALLED WITH "B" —FIRE DAMPER.
12 —NOT USED
13— MOTORIZED DAMPERS REQUIRED ON EXHAUST AND OUTDOOR SUPPLY WHERE AIR FLOW
IS GREATER THAN 300 CFM, PER F.B.C. 2004, SECTION 13 -409, VENTILATION,
PARAGRAPH 13- 409.1.ABC.3 VENTILATION CONTROLS.
14— H.V.A.C, CONTRACTOR IS RESPONSIBLE FOR PROVIDING A FULLY OPERATIONAL AND
BALANCED SYSTEM THAT ADHERES TO ALL APPLICABLE CODES AND REGULATIONS.
15— CONTRACTOR TO PROVIDE CERTIFIED TEST AND BALANCE FOR ALL SYSTEMS
16 —IN CEILINGS BEING USED AS A PLENUM, COMBUSTIBLES OR COMBUSTIBLE CONTRUCTION
SHALL NOT BE ALLOWED.
SITE VISIT
1— MECHANICAL CONTRACTOR IS DULY REQUIRED TO VISIT PROJECT SITE AND VERIFY
EXISTING CONDITIONS PRIOR TO SUBMITTING BIDS. HE OR SHE SHALL NOTIFY THE
ENGINEER OF ANY DISCREPANCY AT ONCE. FAILURE TO DO SO, THE MECHANICAL
CONTRACTOR IS PROCEEDING AT HIS OWN RISK.
2— DESIGN THAT IS CALLED FOR NEW DUCT OR PIPING TO BE CONNECTED TO EXISTING
SYSTEM REQUIRES THE CONTRACTOR TO VERIFY EXISTING DUCT & PIPING SIZE BEFORE
FABRICATION AND INSTALLATION.
3— WHENEVER INTERFERENCE OR CONFLICT OCCURS WITH THE PROPOSED DESIGN, BEFORE
PROCEEDING TO ANY CHANGE OR DEVIATION FROM THE EXISTING BID, THE CONTRACTOR
SHALL SUBMIT A WRITTEN REQUEST FOR THE CHANGE INCLUDED A DETAILED DRAWING
FOR APPROVAL FROM ARCHITECT/ ENGINEER.
4— CONTRACTOR SHALL CONSULT WITH STRUCTURAL ENGINEER WHEN CUTTING OR MAKING
OPENING IN ANY BUILDING COMPONENT. CONTRACTOR SHALL VERIFY THAT STRUCTURAL
INTEGRITY OF THE BUILDING IS NOT BEING COMPROMISED.
5— POST TENSION STRUCTURAL SLAB: NO CUTTING OR DRILLING SHALL BE TAKEN PLACE
WITHOUT THE X —RAY OF THE SLAB AND THE WRITTEN APPROVAL OF THE STRUCTURAL
ENGINEER OF THE BUILDING.
EXISTING HVAC SYSTEM
1— MECHANICAL CONTRACTOR MUST CHANGE THE AIR FILTER IN ALL WORKING AIR
CONDITIONING UNIT DURING CONSTRUCTION EVERY 21 DAYS OR LESS DEPENDING ON THE
AMBIENT ENVIRONMENT TO PREVENT AIR CONTAMINATION, EQUIPMENT FAILURE SUCH AS
BEARING FAILURE, DAMPER MALFUNCTION, ETC.,.
2— AFTER CONSTRUCTION MECHANICAL CONTRACTOR IS TO VACUUM THOROUGHLY THE
MECHANICAL ROOM TO REMOVE ALL DUSTY PARTICLES, INSPECT AND REPLACE AIR
FILTERS, BEARINGS OR BELTS FOR OPTIMAL UNIT OPERATION.
3— WHEN REUSING EXISTING AIR CONDITIONING THE CONTRACTOR MUST CLEAN THE COOLING
AND THE CONDENSER COILS, CHECK AND ADJUST REFRIGERANT CHARGE TO ENSURE
PROPER UNIT FUNCTION, VERIFY THE EXISTING CONDENSATE PIPING IS IN GOOD WORKING
CONDITION, AND MAKE NECESSARY REPAIR. CONTRACTOR SHALL CHECK ALL ELECTRICAL
COMPONENTS, TIGHTEN ALL ELECTRICAL CONNECTIONS FOR PROPER OPERATION.
4— DETERIORATED DUCTWORK AND CEILING INSULATION SHALL BE REPLACED. ALL EXISTING
DUCTWORK SHALL BE THOROUGHLY INSPECTED AND REPAIRED REMOVED EQUIPMENT
THAT IS NOT BEING USED SHALL BE RETURNED TO THE OWNER.
5— ANY EQUIPMENT THAT WAS TEMPORARILY DISCONNECTED WITH RESPECT TO A REMOVAL
OF ANY OTHER DEVICE IT SHALL BE RECONNECTED TO THE EXISTING SYSTEM AND
VERIFIED THAT IT IS FULLY OPERATIONAL.
6— CONTRACTOR SHALL VERIFY EXISTING AIR CONDITIONING AND HEATING SYSTEMS ARE
FUNCTIONING PROPERLY, ITS PERFORMANCE RANGE WITH RESPECT TO ITS VOLUME
CAPACITY.
7— EQUIPMENT THAT IS LOCATED EXTERIOR OF THE BUILDING SHALL BE PROPERLY TIED
DOWN AND BE ABLE TO WITHSTAND A 140 MILES /HR FORCE WIND.
SMOKE TEST READINESS (IF APPLICABLE)
1— BEFORE SCHEDULING SMOKE TEST CONTRACTOR IS TO BE FAMILIAR WITH EXISTING
BUILDING SMOKE EVACUATION SYSTEM BY COORDINATING WITH BUILDING MANAGER,
VERIFY ALL MOTORIZED DAMPERS, SUPPLY AND EXHAUST FAN ARE FULLY OPERATED,
MAKE ALL NECESSARY REPAIR FOR THE TEST READINESS.
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