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ENGINEERING & TESTING, INC.
Phone: (866) 781-6889 •Fax: (866) 784-8550
RECEIVED irmm.ftoridaenginceringandtesting.com
250 S.W.13"' Avenue
�� DEC 2 6 2018 Pompano Beach, FL 33069
DATE: 12/18/18 ST. Lucie County, Permitti B ORDER #• 18-5690
CLIENT: All Area Roofing
ADDRESS: 3921 S. US Highway 1 Fort Pierce, Florida 34982
PROJECT: Hood Residence 5V Crimp 26ga. Steel Roof Panels
ADDRESS: 906 Coral Street Fort Pierce, Florida
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2017 FBC/ASCE-7 DESIGN PRESSURE CALCULATIONS0
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Proiect Information: CMG
Mean Height = 9' Exposure: C Basic/Ultimate Wind Speed: Vmt=170 m15�r
Length = 58' Category: lI Nominal Wind Speed: V,d=V"it*40.6
Width = 37' Slope: 4/12 = 18' (asd = allowable strength design)
Parapet Wall: N/A Residential KZ = 0.85, Kzt =1.0, Kd = 0.85
Design Calculations:
Velocity Pressure: q = 0.00256*KzKZtKdV2
Velocity Pressure (uit): q=0.00256(0.85)(1.0)(0.85)(170)2] = 53.45 psf
Velocity Pressure (0d): q=0.00256(0.85)(1.0)(0.85)(170*40.6)2] = 32.07 psf
Width of Pressure Coefficient:
Effective Wind Area: <1 OfO
External Pressure Coefficient:
1)
GCP1 =
-0.9
2)
GCP2 =
-1.7
3)
GCP3 =
-2.6
0.1(3T) = 3.7'
0.4(9') = 3.6' ) use: 4'0"
Design Pressures Based on V"5d:
Internal Pressure Coefficient:
1) GCPi = 0.18
1)
Field
PI =
32.07*[(-0.9)
— (0.18)] = -34.6 psf
2)
Perimeter
P2 =
32.07*[(-1.7)
— (0.18)] = -60.3 psf
3)
Corners
P3 =
32.07* [(-2.6)
— (0.18)] = -89.2 psf
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Page 2, 12/18/18, Job Ors__ : 48-5690
All Area Roofing - Hood Residence
5V Crimp 26ga. Steel Roof Panels
Hood Residence; Fort Pierce, FL:
Attachment Requirements:
DEC 26 2018
ST. Lucie County,
Based on the requirements of Florida Product Approval # 11651.12 with maximum
design pressures of-108.5psf (for 12" o.c. fastener row spacing); the following are our
recommended fastening patterns to attach the 24" wide 5V Crimp 26 ga. Steel Roof
Panels to the min. 15/32" thick, APA Rated plywood deck (attached to structural supports
per product approval) with # 9-15xl.5" fasteners with sealing washing through panel rib
with a 1/4" minimum penetration through plywood:
Area
Field, Perimeter & Corner (Method 2)
Design Pressure
-108.5psf
Fastener Pattern
@ Panel Ribs (12" o.c.)
Fastener Pattern (Row) Spacing
12" o.c.
Fastener
# 9-15x1.5" fasteners with sealing
washing through panel rib with a 1/4"
minimum penetration through plywood
Notes: Corners and perimeter (edge, hip, & ridge) area dimension shall not be less
than a = 4'0" (Zone 2: Perimeter (including along ridges) is a 410" wide
strip, Zone 3: Corners are 4'0" x 4'0")
Contractor to verify that the fastening patterns meet manufacturer's
requirements for issuance of a warranty (as applicable).
All work shall be in compliance with the local building code product control
notice of acceptance and manufacturer specifications and Florida Building
Code 2017 Edition.
Wind load calculations based on ASCE-7, 2017 FBC, and information
provided by client. Client is responsible for verifying existing conditions as it
pertains to the above provided product approval.
All work shall be inspected by our field engineer (or authorized
representative) or a building department inspector to verify compliance with
specifications.
Sincerely, `.N a pLAN
Mark A. Mesiat(2�P.E.
Florida Engin& TsvtjpjbF nc.
Florida Reg. No- Q2,� �Q�
Certificate of ZU%I r'�,�3�ILq { \��