HomeMy WebLinkAboutREVIEWED Concrete Pad Spec updated and stamped 7-3-2018 HURRICANE CONCRETE PAD FOR GENERAC GENERATORS (GENERAC UNITS)
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LIMITS&REQUIREMENTS OF USE: u
1)THE PAD AND THE SUPPORTED EQUIPMENT MUST BE LOCATED AT GROUND LEVEL. THIS TABLE DOES NOT APPLY TO ROOFTOP EQUIPMENT,EQUIPMENT LOCATED ON BALCONIES, o
OR ANY OTHER EQUIPMENT TO BE ELEVATED ABOVE GROUND LEVEL. 8
2)THE AREA UNDER CONCERETE SLAB ON GROUND SHALL HAVE ALL MATERIALS REMOVED PRIOR TO INSTALLATION ON COMPACTED SOIL AS VERIFIED BY OTHERS.
MINIMUM SOIL COEFFICIENT OF FRICTION = 0.25
3)MAXIMUM DIMENSIONS AND WEIGHT OF GENERATORS UNIT SHALL CONFORM TO SPECIFICATIONS STATED HEREIN. PAD WEIGHT TO BE VERIFIED BY OTHERS.
4)ORIGINAL EQUIPMENT MANUFACTURER INSTALLATION INSTRUCTIONS SUPERSEDE HURRICANE PAD INSTALLATION INSTRUCTIONS IF MORE STRINGENT. 31.3 in.
PAD WIDTH
5)ELECTRICAL GROUND,WHEN REQUIRED,TO BE DESIGNED&INSTALLED BY OTHERS.ALL MECHANICAL SPECIFICATIONS(CLEAR SPACE,TONNAGE,ETC.)
SHALL BE AS PER MANUFACTURER RECOMMENDATIONS AND ARE THE EXPRESS RESPONSIBILITY OF THE CONTRACTOR.
6)ENGINEER SEAL AFFIXED HERETO VALIDATES STRUCTURAL DESIGN AS SHOWN ONLY.USE OF THIS SPECIFICATION BY CONTRACTOR,et.al.INDEMNIFIES&SAVES HARMLESS THIS ENGINEER FOR ALL COST&DAMAGES INCLUDING LEGAL FEES&APPELLATE FEES RESULTING FROM MATERIAL FABRICATION,SYSTEM ERECTION, GEC�p V E MC
CONSTRUCTION PRACTICES BEYOND THAT WHICH IS CALLED FOR BY LOCAL,STATE,&FEDERAL CODES&FROM DEVIATIONS OF THIS PLAN.7)THE ROLE OF THIS ENGINEER FOR THIS PROJECT IS THAT OF SPECIALTY ENGINEER AND NOT THE ENGINEER OF RECORD.CONSEQUENTLY,THE GEN 0 4 TOURRI
ARCHITECT/ENGINEER OF RECORD SHALL BE RESPONSIBLE FOR THE INTEGRITY OF ALL SUPPORTING SURFACES TO THIS DESIGN WHICH SHALL BE
COORDINATED BY THE PERMITTING CONTRACTOR.
8)THIS DOCUMENT IS GENERIC AND DOES NOT PERTAIN TO ANY SPECIFIC PROJECT SITE. I
9)THIS ENGINEER SHALL NOT BE HELD RESPONSIBLE OR LIABLE IN ANY WAY FOR ERRONEOUS OR INACCURATE DATA OR MEASUREMENTS.DIMENSIONS ARE 54.3 in. PAD LENGTH
SHOWN TO ILLUSTRATE DESIGN FORCES AND OTHER DESIGN CRITERIA.THEY MAY VARY SLIGHTLY,BUT MUST REMAIN WITHIN THE LIMITATIONS SPECIFIED HEREIN.
10)THIS ENGINEER SHALL BE NOTIFIED AND GIVEN AN OPPORTUNITY TO RE-EVALUATE THIS WORK UPON DISCOVERY OF ANY INACCURATE INFORMATION PRIOR TO TYPICAL ANCHORAGE!(QTY-3)
1/4"DIA.-5,n I..g.BOLTS,Y MIN.EDGE
MODIFICATION OF EXISTING FIELD CONDITIONS AND FABRICATION AND INSTALLATION OF MATERIALS. ] DIS7ANCE,1-3/8'EMBED INTO CONCRETE
11)ALTERATIONS OR ADDITIONS TO THIS DOCUMENT ARE NOT PERMITTED AND INVALIDATE THIS CERTIFICATION. (BASE PAN MIN.THICKNESS=0.69"AND MIN.
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12)EXCEPT AS EXPRESSLY PROVIDED HEREIN,NO ADDITIONAL CERTIFICATIONS OR AFFIRMATIONS ARE INTENDED. BEARING STRENGTH-6 K51)
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13)PADS SHALL BE CONSTRUCTED WITH PRECAST CONCRETE,MINIMUM COMPRESSIVE STRENGTH,fc=7,000 PSI AT 28 DAYS. \ _--'"-- CL•
14)ALL OTHER UNITS NOT SHOWN SHALL BE DESIGNED ON A CASE BY CASE BASIS. �\Q�O•�,�C E N
15)CONTRACTOR SHALL PROVIDE 5/8"DIA.(0.675"O.D.)GALV.TUBE ASTM A53B SCH 40 MIN.OR 1/2-DIA.SOLID COPPER BAR
SPIKE 4'MIN.EMBED.(SEE MIN.EMBED.AS PER CURRENT ELECTRICAL CODE,BY OTHERS)INTO GROUND THROUGH CONCRETE
No. 80017
PAD FOR SLIDING RESISTANCE PURPOSE,12 DIAMETERS EDGE DISTANCE FROM ANY CONCRETE FACE(NOT SHOWN).
16)PADS/UNITS INSTALLED DIRECTLY ON ANY COASTLINE REQUIRE A HEAVIER AND LARGER PAD
TO ACCOUNT FOR EXPOSURE D;Table 28.3-1;Kz=1.03 �_'0 ', * ,
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ENGINEERING DATA: ` STATE OF
1)ANALYSES PER 6th EDITION(2017)FLORIDA BUILDING CODE - SECTION 1620 HIGH VELOCITY HURRICANE ZONES. % 'I \ UNIT
2 WIND LOADS&LOAD COMBINATIONS PER ASCE 7-10 SECTION 2.4.1 LOAD COMBINATIONS),SECTION 29.5& Q R��P.'� \ �AIDTH
FIGURE 29.5.1 FOR: WIND LOADS ON OTHER STRUCTURES ( )
3)THE MECHANICAL CODE,WIND RESISTANCE,AND ISK 553.8 4 OF THE FLORIDA STARY OF BUILDINGS AND TUTES WNUD STORM LOSS MITIGATRES, SECTION 301.15 ION.
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4)WIND LOAD: Wind Speed V= 185 MPH(RISK CATEGORY ll) ��L^
F=qz*G*Cf Af(Eq.29.5-2)= 74.63 *Af(Ibs)
qz=0.00256*Kz*Kzt*Kd*VA2 = 67.03 PSF 3-J u I-18
Exposure C;Table 28.3-1 Kz= 0.85
Figure26.8-1 Kzt= 1.00 DiversiTech Corporation yff `�*�T1� �1 �(
Table 26.6-1 Kd= 0.90 6650 Sugarloaf Parkway#100 10111 13NIG11�I F i ING LLC
Figure 29.5-1 Cf= 1.31 Duluth,GA 30097 Solving Problems to Minimize the Stress of Doing Business
G= 0.85 800 397-4823 Randall M.Bachtel,P.E. - 770.713.0823 / 770.713.6464
AIR UNIT/EQUIPMENT FG8341-413 PAD USED FOR ALL 185 MPH 0.6(UNIT+
COOLED MAXIMUM DIMENSIONS MINIMUM (2pc PAD) PAD 2pc PAD PAD WIND 0.6(WIND PAD) RESISTING DESIGN
PAGE 1 of 1 INCHES WEIGHT MODEL WEIGHT WIDTH LENGTH THICK LOAD MOMENT) WEIGHT MOMENT CHECK
WIDTH LENGTH HEIGHT LBS. NUMBER LBS. IN. IN. IN. LBS. FT-LBS. LBS. FT-LBS.
GENERAC 09kW 25 48 29 340 FG5431-4G 275 31.3 54.3 4 721 667 369.0 481 OK FOR 0 MPH
GENERAC 11kW 25 48 29 348 FG5431-4G 275 31.3 54.3 4 721 667 373.8 487 OK FOR 0 MPH
GENERAC 16kW 25 48 29 406 FG5431-4G 275 31.3 54.3 4 721 667 408.6 533 OK FOR 0 MPH
GENERAC 20kW 25 48 29 448 FG5431-4G 275 1 31.3 1 54.3 1 4 721 1 667 433.8 566 OK FOR 0 MPH
GENERAC 22kW 1 25 48 29 466 FG5431-4G 275 1 31.3 1 54.3 1 4 1 721 1 667 444.6 580 OK FOR 0 MPH