HomeMy WebLinkAboutEngineering Chief Building Official September 17, 2015
St Lucie County Building Department
2300 Virginia Avenue
Ft Pierce, FL 34982
Reference: Hayward Residence
11917 S. Indian River Drive
Jensen Beach, FL 34957
Subject: 5-V Crimp Approval
The roofer may install a Sunlast Metal "Key West Series" 5-V crimp roof system using
#12 X 1-1/2"hex head Wood-zac XG fasteners @ 16" o.c. in the field (-50.5 psf) and#10 X 1-
1/2"
-1/2" hex head Wood-zac XG fasteners @8" o.c., all other zones ((-189.25 psf)per FL-17701
page 3 of 4. These values far exceed the required pressures for this building and are acceptable.
5th. This fastening pattern will meet the structural criteria of the 2014 Florida Building code,
Edition and chapter 30 of ASCE?-10, with a"C"exposure during a 170 mph,1t, 132 mph a,d
wind event.
If you have any questions,please call me at your convenience.
Thank you.
Dr. Qst-AA. Kuonnenn,PE 09292920
President, The Erning Corporation CA-8327
802A Muirfield Court
Jupiter,FL 33458
228 Moccasin Trail West Jupiter, FL. 33458