07-1605-01315"
Mechanical SpeciflWtims
F '
4 - DUCTWORK 4 AGGE55ORIE5
SCOPE:
THE INTENT OF THE SPECIFICATION AND THE DRAWINGS 15 TO'"PROVIDE A COMPLETE AND SETA' DUCTAORK'
FULLY OPERATIONAL MECHANICAL SYSTEM. THE MECHANICAL ��T�AGTOR SHALL FURNISH ALL DUCTWORK TO BE RIND 5HEETNETAL CONSTRUCTED FROM 6ALVANIZED SHEET STEEL IN
AND INSTALL ALL LABOR, MATERIAL AND EQUIPMENT NECESSARY COMPLETE THE ACCORDANCE WITH SMACNA LOW VELOCITY DUCT CONSTRUCTION STANDARDS. ASSEMBLE AND
MECHANICAL WORK ,' INSTALL DUCTWORK IN ACCORDANCE WITH RE INDUSTRY PRACTICE FOR ACHIEVING AN
AIR 116K SYSTEM. FURNISH ALL REQUIRED DAMPERS, TRANSITIONS, CONNECTIONS, AND
51TE EXAMINATION: ACGE550RIES NECESSARY FOR A COMPLETE OPERATING SYSTEM.
THF. MECHANICAL CONTRACTOR SHALL TFOROU&HLY EXAMINE ALL AREAS WHERE EQUIPMENT,
DUCTWORK, AND PIPING KILL BE INSTALLED AND KILL REPORT ANY CONDITION THAT, IN HIS
FL.E)CT'
OPINION, PREVENTS THE PROPER INSTALLATION OF THE MECHANICAL WORK. STANDARDS FLEXIBLE DUCTWORK MAY BE USED FOR RUNOUTS TO DIES. PRODUCT SHALL BE AS
EQUIPMENT AND MATERIALS SHALL CONFORM WITH APPROPRIATE PROVISIONS OF ARL, ASME, MANUFACTURED BY OWENS CORNING, CERTAIN -TEED, OWL -FLEX, OR APPROVED EQUAL AND
- ;ASTM, UL, NEMA, ANSI, SMAC v ASHRAE, NFPA, AS APPLICABLE TO EACH INDIVIDUAL UNIT OR SHALL MEET REQUIREMENTS OF UL 181 GLASS I. FLEXIBLE DUCTWORK SHALL HAVE INNER
ASSEMBLY. ALL EQUIPMENT SHALL BE NEW AND OF THE BEST QUALITY NORMALLY USED FOR THE SLEEVE, INSULATION (MIN. 1' THICK), OUTER MOISTURE BARRIER JACKET, AND SELF-SUPPORTING
PURPOSE IN 600D COMMERCIAL PRACTICE AND SHALL BE THE PRODUCTS OF REPUTABLE FORM. FLEX DUCT SHALL NOT BE USED FOR ANY CHANGE OF DIRECTION. FLEXIBLE DUCTWORK
MANUFACTURERS. ALL EQUIPMENT SHALL BE INSTALLED IN STRICT ACCORDANCE WITH SHALL NOT EXCEED 6'-0" IN LENGTH.
MANUFACTURERS RECOMMENDATIONS.
EXPOSED DUCTWORK,
CODES, WHERE DUCTWORK 15 TO BE EXPOSED TO VIEW IN OCCUPIED SPACES, PROVIDE MATERIALS
ALL WORK SHALL BE PERFORMED IN STRICT ACCORDANCE WITH ALL APPLICABLE STATE AND WHICH ARE FREE FROM VISUAL IMPERFECTIONS INCLUDING PITTING, SEAM MARKS, ROLLER
LOCAL CODES AND ORDINANCES. IN CASE OF CONFLICT BETNIE£N THE DRAWINGS / MARKS, STAINS AND DISCOLORATIONS, AND OTHER IMPERFECTIONS, INCLUDING TH05E WHICH
SPECIFICATIONS AND THE GORES AND ORDINANCES, THE HIGHEST STANDARD SHALL APPLY. WOULD IMPAIR PAIN7IN6. SHEET METAL FOR EXPOSED DUCTWORK SHALL BE GALVANIZED AND
.XWHANIGAL CONTRACTOR SHALLISATISFY CODE REQUIREMENTS AS A MINIMUM STANDARD MILL PHOSPHHATIZED WITH SURFACES PREPARED FOR PAINTING. DO NOT USE METAL STRAPS OR
WITHOUT ANY EXTRA COST TO. THE OWNER WIRE TO SUPPORT DUCTWORK EXPOSED IN FINISHED SPACES. EXPOSM DUCTWORK SHALL BE
I SUPPORTED BY ALL -THREAD RODS, AND CIRCUMFERENTIAL STRAPS (FOR ROUND DUCTS) OR
PERMITS AND FEES: UNISTRUT TRAPEZE HANGERS (FOR RECTANGULAR DUCTS).
THE MECHANICAL CONTRACTOR SHALL PROCURE AND PAY FOR ALL PERMITS, FEES AND
INSPECTIONS NECESSARY TO GO 4tETE THE MECHANICAL MORK ALL ROUND EXPOSED DUCTWORK SHALL BE SPIRAL TYPE.
WARIONTY: DO NOT USE FLEX DUGTAORK IN EXPOSED AREAS.
THE MECHANICAL GONTRAGTOR'SHALL UNCONDITIONALLY WARRANT ALL WORK TO BE FREE OF
DEFECTS IN MATERIAL AND WORKMANSHIP FOR A PERIOD OF ONE (I) YEAR FROM THE DATE OF DUCT SEALANT:
FINAL ACCEPTANCE AND WILL REPAIR OR REPLACE ANY DEFECTIVE WORK PROMPTLY AND SEAL ALL LONGITUDINAL AND TRANSVERSE JOINTS WITH A NON-HARDENINS, NON- MIGRATING
WITHOUT CHARSE AND RESTORE ANY OTHER EXISTING WORK DAMAGED IN THE COURSE OF MASTIC OR LIQUID ELASTIC, SEALANT OF A TYPE RECOMMENDED BY THE MANUFACTURER FOR
REPO RING DEFECTIVE MATERIALS AND WORKMANSHIP. IT SHALL FURTHER INCLUDE SEALING JOINTS AND SEAMS IN SHEET METAL DUCTWORK COVER ALL FIELD JOINTS, JOINTS
REPLACEMENT OF REFRISERANT LOSS NOT DUE TO OWNER NEGLIGENCE. AROUND SPIN -IN FITTINGS AND FASTENING SCREWS WITH MASTIC.
SUPPORTS:
'e&i t PROVIDE HOT -DIPPED 6ALVANIZED STEEL., FASTENERS, ANCHORS. RODS, STRAPS, TRIM, AND
IPMENT 4 MATERIALS ANGLES FOR SUPPORT OF VXTWORK
SHALL. BE FURNISHED AND INSTALLED BY THE MECHANICAL CONTRACTOR THE MECHANICAL VOLUME DAMPERS:
PONiRACTOR 15 RE5POk51BLE FOR ORDERING EQUIPMENT, COORDINATING DELIVERY, PROVIDING PROVIDE OPPe,!p_BLADE, MULTI -LEAF VOLUME CONTROL DAMPERS WHERE INDICATED ON
ACbMG I.IETE INSTALLATION INGLaUDIN6 CURBS, PIPING, VIBRATION ISOL A`MON AND NECESSARY DRAWINGS.
SGORIES, AND PROVIDII16 WARRANTY. P
FILTERS: FIRE DAMPERS:
PROVIDE TWO (?) SETS OF PLEATED DISPOSABLE FILTERS. 1USE ONE SET UNTIL COMPLETION OF PROVIDE UL LISTED FIRE DAMPERS WHERE REQUIRED AND IN ACCORDANCE WITH NFPA AND
r LOCAL CODES. PROVIDE CONVENIENTLY LOCATED ACCESS DOORS OF AMPLE SIZE AND
CONSTRUCTION. INSTALL THE OTHER SET AT COMPLETION ORCONSTRIGTION. FILTERS TO BE QUANTITY FOR SERVICING THE DAMPERS.
FARR," OR SIMILAR DO •NOT OPERATE UNITS AT ANY TIME WHOUT FILTERS IN PLACE.
EXHAUST FANS: AIR DEVICES:
GENTRIFU6AL EXHAUST FAN{5) SHALL BE MANUFACTURED BY GRILLES, RESISTERS AND DIFFWERS SHALL BE MANUFACTURED BY TITUS, METALAIRE, NAILOR
BE PROVIDED AND INST GOOK01k GK AND SHAII L OR KRUE6ER• AIR DEVICES SHALL BE INSTALLED A5 INDICATED ON THE DRAWINGS AND
ALLEq BY THE MECHANICAL CONTRACTOR. THE MECHANICAL SCHEDULES. THE MEGHANIGAL CONTRACTOR SHALL PROVIDE ALL MISCELLANEOUS ITEMS
CONTRACTOR 15 RESPONSIBLE FOR COORDINATING DISCH� 6E LOCATION WITH NEW AND NECESSARY FOR A COMPLETE AND PROPER INSTALLATION IN THE TYPE OF CEILING AND WALLS
EXISTING VENTS AND INTAKES, PROVIDING COMPLETE INSVL.LATION INCLUDING DUCTWORK FROM PER ARCHITECTURAL.
RESTROOM 6RILL.E(5) TO UNIT AND NECESSARY ACCES$ORIE5, AND PROVIDING WARRANTY.
THIERMAL. INSULATION:
CONDENSATE DRAINAGE PIPING: H' PROVIDE EXTERNAL THERMAL INSULATION WITH AN INTC-6RAL VAPOR BARRIER FACING OF
THE CONTRACTOR SHALL PIkOVIDE CONDENSATE DRAINS FOR ALL AIR HANDLING UNITS. SUFFICIENT THICKNESS TO MEET LOCAL ENERGY CODE REQUIREMENTS. PROVIDE INSULATION ON
CONDENSATE DRAINAGE PIPING SHALCBE TYPE 'M' COPPER TUBING WITH WRDU6HT COPPER ALL SUPPLY, RETURN AND OUTSIDE AIR DUCTS. EXTERNAL. INSULATION SHALL NOT BE
SAEAT FITTINGS JOINED WITH 50/50 SOLDER INSULATE ALL CONDENSATE DRAIN PIPING WITHIN INSTALLED ON EXPOSED DUCTWORK. PORTIONS OF DUCTWORK THAT ARE INTERNALLY LINED
THE buILDING WITH 1' THICK 1'1BER&LA55 INSULATION WITH UNIVERSAL JACKET. MAY HAVE EXTERNAL. INSULATION REDUCED BY SAME THICKNESS. THERMAL INSULATION TO
COMPLY WITH AN NFPA FLAME SPREAD OF 25 OR LESS, AND SMOKE DEVELOPED RATING NO
6REATER THAN 50.
ACOUSTICAL DUCT LINER:
UNLESS OTHERAISE INDICATED ON THE PLANS, PROVIDE I' ACOUSTICAL DUCT LINER ON .SUPPLY
AND RETURN DUCTWORK WITHIN 10 FEET OF AIR HANDLING UNITS. INCREASE DUCT SIZES
INDICATED ON PLANS Z' IN EACH DIMENSION TO ACCOMMODATE LINER. ALL EXPOSED
DUCTWORK SHALL HAVE INTERNAL LINING, THICKNESS TO COMPLY WITH LOCAL ENERGY CODE
REQUIREMENTS.
CONTROLS 4 OPERATION
CONTROL WIRING:
THE MECHANICAL CONTRACTOR SHALL PROVIDE ALL CONTROL WIRING IN CONDUIT NECESSARY
t FOR THE COMPLETE AND PROPER OPERATING TEMPERATURE CONTROL SYSTEM.
THERM05TAT:
THERMOSTAT(5) SHALL BE HONEYWELL PR06RAMMABL.E TH61101J1003.
SMOKE DETECTORS
i PROVIDE SMOKE DETECTORS IN THE RETURN DUCT OF ANU (OR AS REQUIRE BY LOCAL COVE)
AHU SHALL BE DE-ENERSIZED UPON DETECTION OF SMOKE. PROVIDE 516NAL TO FIRE ALARM
AS APPLICABLE.
TESTING, ADJUSTIN6,B�ANCING
MECHANICAL CONTRACTOR SHALL HIRE AN INDEPENDENT NEBB OR AABC CERTIFIED AIR
BALANCE CONTRACTOR SYSTEM SHALL BE ACCURATELY BALANCED TO PROVIDE AIR
QUANTITIES INDICATED ON THE DRAWINGS.
CONTRACTOR SHALL CONFIRM PROPER OPERATION OF THE AUTOMATIC CONTROLS SYSTEM AND
VERIFY SET POINTS DURING BALANGIN6.
SUBMIT TWO (2) COPIES OF THE CERTIFIED BALANCE REPORT TO THE OWNER
THE CONTRACTOR SHALL INSTRUCT THE OWNER IN THE OPERATION AND CONTROL OF THE
SYSTEMS AND MAINTENANCE SCHEDULE.
AUXILIAR DRAIN PAN -AS
NOTED ON PLANS SEE
DETAIL '
1/8" DIAMETER HOLE IN TOP
OF GAP FOR VENT
1 1/4' G.U. OLEANOUT PLU6
GAP
11/4' G.U. CONDEN5ATION DRAIN 5/4"
LINE SLOPE TO MAIN DRAIN
5WEAT CONNECTION FOR
ADAPTER (IF REQ)
2" UNION
RUNNING TRAP
GLEANOUT PLUG
Condensate Trap uetdii
7vurL._ r r. b.�.
E
U111t Juppull U lJrimn
scale: n.t.s.
STRAP HANGERS
HANGER
STRAPS
BREWS
I" MIN
NOTE:
`1211
MAX
l 5PAGING
5"
GONG. JOIST
OR METAL TRUSS
TRAPEZE HANGERS
LOAD
Duct Udnaers
HANGERS
STRAP
DETECTOR TEST PANE.
FROM OTHER
DETECTOR (IF
APPLICABLE)
IONIZATION SMOKE DETECTOR
(SEE HVAC PLANS)
S
TROUBLE LIGHT
NISUAL .INDICATOR)
AUDIBLE ALARM IN --/
NORMALLY OCCUPIED
EVAPORATOR FAN MOTOR AREA OR THROUGH BUILDING
AUXILLARY CONTACT TO FIRE ALARM SYSTEM IF
SHUT DOWN UNIT IN CASE OF APPLICABLE
SMOKE SENSING
Air anuitinina. Duct Smoke Detector
scale: n.t.s. _
EXISTIN6 CONCRETE ROOF SLAB
B-LINE 58-310-5-K ANGLED
DROP ROD BRACKET
3/8" DIAL HILTI KWIK BOLT II EXPANSION
ANCHORS W/MIN. 1 5/5" EMB. INTO EXI5TIN6
GONG. J015T5 (TYP) OR 1/2" THRU BOLT
THRU METAL TRUSS
1/2" THREADED GALV. STEEL RODS (TYP)
WASHER AND NUT (TYP).
FLOAT SWITCH SHALL SHUT UNIT DOWN WATER
ACTIVATED
12 6A. STEEL 5-LINE CHANNEL (B 22H-I 7/8)
ENLARGE EXIST. OR PROVIDE NEW HOLES A5
TO ACCEPT THREADED ROD
G.U. SECONDARY DRAIN
4" DEEP x 18 &A. STL. PAN TO BE FABRICATED BY
MECH. CONTRACTOR NOTE: ALL PENETRATIONS AND
CORNERS SHALL BE SEALED YV/ A WATERPROOF
SEALANT. (TYP)
LOAD LOAD
RATED RATED
FASTENER FA5TENER
SUNG AVOID
DISRUPTION OF
INSTALLATION
L-IrMW LJI 7n11I1. 714E
A5 HANGER 5TRAP
I: HANGERS SHALL BE OF CARRYING A MINIMUM OF ONE AND A HALF TIMES THE INITIALED WEIGHT OF THE
DUCT, BUT IN NO CASE LE55 THAN 24 GAUGE 2" WIDE METAL STRAP OR # 12 GAUGE WIRE MIN.
2: HANGER5 SHOULD BE SPACED ON MAXIMUM 6-0" CENTERS. 3.-DUCT SHALL BE HUNG 50 THAT THE
HANGER WILL NOT DAMAGE THE DUCT FACING. SHARP EDGES AND BURRS SHALL DE AVOIDED.
CITY OF SOUTH MIAMI
BUILDING DEPT.
MECHANICAL SECTION
APPROVED BY: �
DATE:
,Rye rt
.�Ft�^ • ^
rch rt dra�
A r & h i t ef, tmrif. ' J
Mcfnc19,ement
i
8450 sw 201 feet
miami, lolida 33189
754,264.4773
A I A
NGAKE5
Generd Note: Any erns, amblft,
and omissions In draft and
spedllcollons Od be repoded to the
archr%ct for corrections before any part
of the work is stated. Unless gxesdy
sllpdated no Goad alowarce wU
be made In the contrad and/or
manufach Ws favor or byWwd
errors, wblgu * and/or omissions
which should Have been discovered
during the prepmcW of the blf estimate
and directed to ourdtenlion in a timely
`manner. -
DO NOT XE DRAWNG&
Use *red dmenslara only. Contractor
shall verify all dimensions and
condition. In tine event of a coMld,
notitythe Designer before proceeding
wtih the work
L ISSUE DATE
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