HomeMy WebLinkAboutDESIGN PRESSURE CALCULATIONSRECENT 0 MAR 0 7 2016
DATE: 2/24116
p�
ENGINEERING &
INC.
Phone: (866) 781-6889 •Fax: (866)'784-8550
www.floiridaengineeringandtesting.com
250 S.W.13t6 Avcnue
Pompano Beach, FL 33069
JOB ORDER #: 16-629
CLIENT: CP Rankin Inc.
ADDRESS: 4359 County Line Road Chalfont, PA 18914
PROJECT: Advanced Auto Parts # 9507 22 Ga. Steel Insulated Roof Deck
ADDRESS: 353E Prima Vista Blvd. Port Saint Lucie, FL
FBC 2014/ASCE 7-10 DESIGN PRESSURE CALCULATIONS
Proiect Information:
ALF
Height = 20' Max. Exposure: C Basic/lAtimat t Pphy
Length= 104' Category: II Nominal Wind Speed: V�d=V it*40.6
Width = 63' Slope: < 7' (asd = allowable strength design)
Parapet Wall: < 3' Commercial KZ = 0.90, Kzt =1.0, Kd ST. LUCIE COII{EIY
CONCEALED FASTENERS OR ATTACHIX M A Z Design Calculations: ARETHERSPONSIBUNOFTHE ,
Velocity Pressure: q = 0.00256*KzK�tKdV2COMMCTOR OFRECORD'
Velocity Pressure (,dt): q=0.00256(0.90)(1.0)(0.85)(170)z] = 56.60 psf
Velocity Pressure (mod): q=0.00256(0.90)(1.0)(0.85)(170*40.6)21= 33.96 psf
Width of Pressure Coefficient: 0.1(63') = 6.3'
0.4(20') = 8.(' ) use: 6'6"
Effective Wind Area: <1 Oft
For parapet height three feet (T) or larger, zone three (3) shall be treated as
External Pressure Coefficient:
1)
GCP1
= -1.0
2)
GCP2
= -1.8
3)
GCP3
= -2.8
BLDG:
ELEC:
DATE:
DATE.
MECH:
DATE.
Internal Pressure Coefficient:
1) GCP; = 0.18
THESE PLANS AND All PROPM'WRK
ARE GUN C1' PO MY CMEC31Or'SI
REG1U43ED Flk� IR�CYOAS ifl9i
MAM RECGBMW IN ORDER TO a `
OOMPLYTurd ALL Ar"'Pi
Qrra7ily �{� A�►� Assurance
4
Page 2, 2/24/16, Job Order # 16-629
• CP Rankin, Inc.
Advanced Auto Parts # 9507 - 22 Ga. Steel Insulated Roof Deck
353 E. Prima Vista Blvd.; Port Saint Lucie, FL:
Design Pressures Based on Vasa:
1)
Field
P1 =
33.96*[(-1.0) — (0.18)] = -40.1 psf
2)
Perimeter
P2 =
33.96*[(-1.8) — (0.18)] = -67.2 psf
3)
Corners
P3 =
33.96* [(-2.8) — (0.18)] = -101.2 psf
Attachment Requirements Per RAS-117:
FLO A
Based on the requirements of Notice of Acceptance # 13-1212.04 pg 52 of 89, System
Type C(28), with a maximum design pressure-45psf, the following are our recommended
patterns for fastening minimum 0.5" thick ISO 95+ GL, RESISTA, ISOGARD HD
insulation layer to the minimum 22 ga. steel deck with supports spaced maximum 6 ft.
o.c. (with a MCRF of 3601bf) with approved Firestone Heavy -Duty # 15 fasteners and
UltraPly TPO InvisiWeld Plates:
Fasteners Per Board(Minimum)
Insulation Board
Field
Perimeter
Corners
4' x 4'
4
6
9
4'x8'
8
12
18
Notes: Corners and perimeter area dimension shall not be less than a = 66"
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 2014 Edition.
Wind load calculations based on ASCE 7-10, FBC 2014 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,
-ILE
{
,. .a P P.E.Mark A. Mesiaho,
Florida Engineering & Testing, Inc.
Florida Reg. No. 48202
Certificate of Authorization No. 6923