HomeMy WebLinkAboutWIND LOAD ANALYSISWIND LOADS ANALYSIS I FEB 0 5 2019
Date : 12/5/2018
Project No. AH lel ?t
Company Name : Advance Hurricane
Protection
Designed IS : P.E. l li €1e�OR4S'l�':
Address Address10152 S Ocean Or 417 B
Description New ers
City St Lucie
Customer Name Will Marino Residence
State Florida
Proj Location Jensen Beach FL, 34957
File Location: T:\Clients\AHP\JOBS\2018\18003
Marino Residence\Wind Loads\Marino reside[
mecawind.wnd
Input Parameters: Directional Procedure All
Heights Building (Ch 27 Part 1)
Basic Wind Speed(V) -
165.00 mph
Structural Category -
III
Exposure Category = D
Natural Frequency -
N/A
Flexible Structure = No
Importance Factor -
1.00
Kd Directional Factor = 0.85
Alpha =
11.50
Zg = 700.00 ft
At -
0.09
Bt = 1.07
Am -
0.11
B. = 0.80
Cc -
0.15
1 = 650.00 ft
Epsilon =
0.13
Zmin 7.00 £t
Pitch of Roof =
0 : 12
Slope of Roof(Theta) = .00 Deg
h: Mean Roof He -
70.00 ft
Type of Roof = FLAT
Me: Ridge Ht
70.00 ft
Eht: Eave Height = 70.00 ft
OH: Roof Overhang at Eave=
.00 ft
Overhead Type = No Overhang
Bldg Length Along Ridge =
260.00 ft
Bldg Width Across Ridge= 50.00 £t
Gust Factor Calculations
Gust Factor Category I Rigid Structures - Simplified Method
Gustl: For Rigid Structures (Nat. Freq.>l Hi) use 0.85 0.85
Gust
Factor Category II Rigid Structures - Complete Analysis
Zm:
0.6*Ht
= 42.00
ft
lzm:
Cc*(33/Zm)^0.167
= 0.14
Lem:
1*(Zm/33)^Epsilon
= 669.89
ft
Q:
(1/(1+0.63*((B+Ht)/Lzm)^0.63))^0.5
0.91
Gust2:
0.925*((1+1.7*lrm*3.4*0)/(1+1.7*3.4*1rm))
0.89
Gust Factor Summary
Not a Flexible Structure use the Lessor of Gustl or Gust2 = 0.85
Table 26.11-1 Internal Pressure Coefficients for Buildings, GCpi
GCPi : Internal Pressure Coefficient = +/-0.18
Wind Pressure Main Wind Force Resisting System (MWFRS) - Ref Figure 27.4-1
Kh: 2.01*(Ht/Zg)^(2/Alpha) = 1.35
Kht: Topographic Factor (Figure 6-4) = 1.00
Qh: .00256*(V)^2*I*Kh*Kht*Kd 47.87 psf
Cpww: Windward Wall Cp(Ref Fig 6-6) = 0.80
Roof Area = 13000:00 £t^2
Reduction Factor based on Roof Area = 0.80
Wind Pressure on Components and Cladding (Ch 30 Part 3)
All pressures shown are based upon MD Design, with a Load Factor of .6
Width of Pressure Coefficient Zone 'a" =
= 5.00 ft
Description Width Span Area Zone Max Min Mar P Min P Elev
ft £t ft^2 GCE, GCp psf psf ft
Shutter (Mark 1. 7.00 3.92 27.4 4 0.87 -0.88 50.29 -50.76 70.0
Shutter (Mark 2 3.67 3.92 14.4 4 0.90 -0.90 51.70 -51.70 70.0
Shutter (Mark 3 11.50 8.21 94.4 4 0.76 -0.80 44.78 -47.08 70.0
Shutter (Mark 4 10.25 4.92 50.4 4 0.81 -0.84 47.58 -48.95 70.0
Khcc:Comp. & Clad. Table 6-3 Case 1
Qh.r:.00256*V^2*Khcc*Kht*Kd
FILE COPY
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BY
St. Lucie County
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6499 POWERLINE RD., #203
FORT LAUDERDALE, FL. 33309
TEL; 754-701-7126
WWW.JBDTEAM.COM
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