HomeMy WebLinkAboutEngineering; Design Wind LoadsRAW ENGINEERING. INC.
2100 W 76 ST. #311, HIALEAH, FLORIDA, 33016 FLORIDA BUILDING CODEi,,
Robert S. Monsour, P.E. FI # 11955 / 0006024 ASCE 7-10 WIND CODE:
DESIGN WIND LOADS (LBS/SQFT) Kd = .85 ~�
FOR 170 MPH WIND ZONE
Interior & Exterior Zones (4&5 - Walls) Positive Pressures �, }
Exposure D For the 170 mph Wind Zone CATEGORYy2 BL"_DG.
Height
Effective Wind Area (or, Tributary Area)
in Square ;Feet
1_0 _-
--20-'
- 30
4Q,
---50.. -,.-
` 60__J
Maximum
1.00
0.95
0.92
0.89
70' 88' :
/ 0.86
15
46.1
44.0
42.8
41.9 /
r 41�A
40.7
20
48.3
46.1
44.9
44.0
�,-�,43P3`
42_ 7
25 "`
_50 9_
" 479
_46,5_
45:6 _._
-_449
44:3
30
51.9
49.6
48.2
47.2
} ) 46.5
45.9
40
54.6
52.1
60.7
..... 49!:7,
�
"/ 48.9
48.2
50
56.8
54.3
52.8 /j/--\51.7-j
50.9
50.2
60
58.6
1 56.0
1 54.4 <
, / 53j.37 1
52.5
51.8
Interior.Zone (4 -Walls), Negative • Pressures'
Exposure D For the 170 . mph Wind"Zone CATEGORY 2 BLDG.
Effective
Wind.Area.(of,, Tributary
Area) in Square Feet
Height
Maximum
_10
= 20V-4
40
50
�60�6
_
-1.10
-1.05
-0.99
-0.98
-0.96
15
-50.0
-47`9
-45.8
-45.2
-44.6
20
-52.4
=50:2-48.1
-47.4
-46.8
�52 1
49.8 _
__-491
=48_5_,30
-56.3 {
% -54.0
-51.6
-50.9
-50.3
40
59.2 j
S'56 7
-54.3
-53.5
-52.9
50
-61.6`.,°
`� -59t1
1 -57.6
-56.5
-55.7
-55.0
60
;63.6� _
� ,60.9
1 -59.4
-58.3
-57.4
-56.8
Exterior Zones (5 `Walis)Negative Pressures
Exposure D Forthe 170 , mph Wind Zone CATEGORY 2 BLDG. ,
Height t
N''N Effective Wind Area (or, Tributary Area)
in Square Feet
j -)10
20
30
40
50
60
Maxifiiurn :`a
"-/ 1.40
-1.29
-1.23
-1.19
-1.15
-1.13
J15,
-61.7
-57.6
-55.1
-53.4
-52A
-51.0
�✓ 20,,',,
-64.7
-60.3
-57.8
-56.0
-54.6
-53.4
I 25 �'
-67.1
-62.6
-59.9
-58.1
-56.6
-55.4
30
-69.5
-64.8
-62.1
-60.1
-58.6
-57.4
\ 40
-73.1
-68.2
-65.3
-63.2
-61.7
-60.4
\;50
76.1
-71.0
-68.0
-65.8
-64.2
-62.8
•�t 60
-78.5
-73.2
-70.1
-67.9
-66.2
-64.8
NOTE: AN 8% REDUCTION OF THE LOADS SHOWN ABOVE MAY BE TAKEN FOR FLAT ROOFS.
Ljength of End Zone (a) 10% of least horizontal dimension or .4 h, whichever Is smaller,
but not less than 4% of least horizontal dimension or 3 ft. (h mean roof height in feet).
TI IESE'TABLES' NOT TOkBEiREPROI7UCED IN4WHOLE OR INaPAR�T a
WITHOUTWItI, nENiiPERMISSION BY§RAMIvIS ENGINEERING pAISO; HESEk
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Shutter
Shutter
Storm
Anchor
Header
Storm
M ion
No..
Pressure
Width
Height
S®an
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Spacing
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