HomeMy WebLinkAboutEngineering FLORIDA BUILDING CODE 2014 ED.
DESIGN WIND LOADS FOR. COMPONENTS & CLADDING O
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WALLS AND VERTICAL SURFACES p OM V5 v >:
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BUILDINGS WITH A MEAN ROOF HEIGHT<_ 60 FEET O w z
ULTIMATE DESIGN WIND SPEED = 170 MPH-EXPOSURE'D'-Ind=0.85w � Z Y �
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MAXIMUM DESIGN WIND LOADS(PSF) GENERAL NOTES:
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1. THESE WIND LOADS ARE FOR USE ON GENERAL RESIDENTIAL&
COMMERCIAL CONSTRUCTION AND ARE NOT APPLICABLE TO
GCpI= ±0.18(SEE NOTE 26) ESSENTIAL FACILITIES OR PLACES OF ASSEMBLY. w
b
2. TABULATED DESIGN WIND LOADS ARE BASED ON ASCE 7-10
POSITIVE ZONE SPECIFICATIONS FOR COMPONENTS AND CLADDINGS. z U
MEAN ROOF NEGATIVE NEGATIVE THE FOLLOWING DESIGN CRITERIA ARE USED: p
HEIGHT(FT.) (4)&(5) ZONE(4) ZONE(5) B. EXP
OSUCATEGORY,AS NOTED.A. PEAK ORE OF HEIGHT LESS THAN OR EQUAL TO 60 FEET. g OR
C. ULTIMATE DESIGN WIND SPEED(3 SECOND GUST)AS NOTED. co
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D. RISK CATEGORY II STRUCTURES.NOT VALID FOR ASSEMBLY m ad_ v
>O-15 45.9 '49.8 61,4 OCCUPANCIES OR ESSENTIAL FACILITIES. 0 O Y
E. ANY EFFECTIVE WIND AREA IS ACCEPTABLE.
>15-20 48.2 -52.3 -64.6 F. ANY ROOF SLOPES, z z
G. ENCLOSURE CLASSIFICATION: o
GCPI'= ±0.18:FOR USE ON"ENCLOSED BUILDINGS" N IL 0
>20"25 50.1 -54.4 -67.1 ONLY.IMPACT RESISTANCE IS REQUIRED FOR ALL U :20- o
GLAZED OPENINGS AND THE BUILDING IS DETERMINED m O WX
>25-30 51.7 "56.1 -69.3 TO BE AN"ENCLOSED BUILDING"BY THE BUILDING
OFFICIAL,ARCHITECT,OR ENGINEER.
>30-35 53.2 "57.7 '71.2 3. POSITIVE AND NEGATIVE DESIGN LOADS FOR EXTERIOR WALLS ARE N
BASED UPON THE MEAN ROOF HEIGHT OF THE BUILDING OR Nco
>35.40 54.4 '59.0 .72.8
STRUCTURE. m_
>40.50 56.6 "61.3 "75.7 4. DESIGN LOADS ARE BASED ON THE EXPOSURE NOTED AND AREz z N N
NOT VALID FOR OTHER EXPOSURES.EXPOSURE CATEGORY SHALL /� EE
>50.60 58.4 •63.3 •78.2 BE AS DETERMINED BY THE BUILDING OFFICIAL OR A SITE Y/ W
SPECIFIC EVALUATION BY AN ARCHITECT OR ENGINEER. '� W
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5. LINEAR INTERPOLATION MAY BE USED FOR ALL VALUES BETWEEN A Z °%s%
TABULATED ELEVATIONS.
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PEAK 6. THESE.SCHEDULES REPRESENT AN ACCURATE CALCULATION OF Q w
HEIGHT(P) WIND LOADS IN ACCORDANCE WITH THE GENERAL NOTES. 'R j
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EAVE ' ' 1
(E)EIGHT w :RM
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4 I h=MEAN ROOF HEIGHT=(E+P)/2 of
I a=END ZONE:10%OF MIN.BUILDING J
a j 5Q I WIDTH OR 40%OF MEAN ROOF J u7 w
HEIGHT(h),WHICHEVER IS SMALLER, >
a BUT NOT LESS THAN EITHER 4% U Z
a OF MINIMUM WIDTH OR 3 FEET. p
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