HomeMy WebLinkAboutDESIGN PRESSURE CALCULATIONSFLO A
SCANNED
MR ENGINEERING & TESTING, INC.
DATE:
1/03/18
CLIENT:
All Area Roi
ADDRESS:
3921 S. US I
PROJECT:
McPherson I
ADDRESS:
9481 W And
i
smilem Mmy Phone: (866) 781-6889 *Fax: (866) 784-8550
www.floizdaengineeringlndtesting.com
FEB 2 7 2018 250 S.W.131h Avenue
Pompano Beach, FL 33069
Lucie county, Pormitting
JOB ORDER #: 18-113
Florida
N..'v
2014 FBC/ASCE 7-10 DESIGN PRESSURE CALCULATIONS
Proiect Information:
Mean Height = 10' F
Length = 5' to 57' C
Width = 10' to 36' S
Parapet Wall: N/A R
*Note: The most conservatii
Desisn Calculations:
Velocity Pressure: q = 0.0025
Velocity Pressure („ it): q=0.0(
Velocity Pressure (.d): q=0.01
Width of Pressure
Effective Wind Area: <1
1)
GCP 1 =
-0.
2)
GCP2
= -1.
3)
GCP3 =
-2.
Based
1) Field
2) Perimeter
3) Corners
re: C Basic/Ultimate Wind Speed: Vint=170 mph
y: H Nominal Wind Speed: V.d=V„lt*q0.6
4/12 =18' (asd = allowable strength design)
itial KZ = 0.85, Kzt = 1.0, Kd = 0.85
dimensions were utilized for the design calculations below.
'KZKztKdV2
56(0.85)(1.0)(0.85)(170)2] = 53.45 psf
,56(0.85)(1.0)(0.85)(170*40.6)2] = 32.07 psf
0.1(3 6') = 3.6'
0.400') = 4.0' ) use: 4'0"
Internal Pressure Coefficient:
1) GCP; = 0.18
PI = 32.07* [(-0.9) — (0.18)] = -34.6 psf
P2 = 32.07*[(-1.7) — (0.18)] = -60.3 psf
P3 = 32.07*[(-2.6) — (0.18)] = -89.2 psf
Off Q �b
Qicalaj ��A .4sa trance
Page 2, 1/03/18, Job Order #1_ 3
All Area Roofing
McPherson Residence
EMAX Rib 29 GA. Steel Roof Panels
9481 W Angle Road; Fort Pierce, FL:
Attachment Requirements:
Based on the requirements of F
pressures of -86psf for the fif
following are our recommei
Fabricators, LLC's EMAX Rib
deck with #10xl-1/2" (min.) F
thru bottom of support spaced
overlap as follows:
F1,041113A
ida Product Approval # 17022.8 with maximum design
and-146psf for the perimeter and corner zones; the
d fastening patterns to attach the Extreme Metal
GA. Steel Roof Panels to the 15/32" plywood or wood
Washer Head Wood Screw to penetrate 3/16" (min.)
9"o.c. across panel width and on each side and panel
Field
Perimeter & Corner
Area
I (Method 1(Method
2
Maximum Total Uplift
-86psf
-146psf
Design Pressure
Fastener Row Spacing (Max.)
24"
12"
Fastener Spacing Located Per
9"-9"-9"-9"
9"-9"-9"-9"
Details(Along Rows
Panel Side Laps Fastener
12" o.c. along panel length for all roof zones with
I
Spacing
#14x7/8" min. Hex -Washer Head Self -Drilling Screws
Notes: Corners and x
than a = 4'0"
strip, Zone 3:
Contractor to
requirements for
All work shall be i
notice of acceptan,
Code 2014 Edition.
r (edge, hip, & ridge) area dimension shall not be less
2: Perimeter (including along ridges) is a 4'0" wide
..s are 4' 0" x 4' 0")
that the fastening patterns meet manufacturer's
of a warranty (as applicable).
compliance with the local building code product -control
and manufacturer specifications and Florida Building
Wind load calculations based on ASCE 7-10, 2014 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
representative) or
specifications.
)e inspected by our field engineer. (or authorized
building department inspector to verify compl ia��er� vith
��,oL /i,
Sincerely,`N @` -- o.�� a NsF •`r/� `,,d
202
/ s A
1
Mark A. Mesiaro.- STATE OF �� z
Florida Enginee�,,T �C 4
Florida Reg. No.�®N
Certificate of Authonar�,q.®�9°23