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HomeMy WebLinkAboutEngineering } FILE Cor.711 FLO A _ ENGINEERING & TESTING, INC. � Phone: (866)7,81-6889•F`as: (866) 784-8550 www.floiidaengineeringandtesting.com N 0 V 16 20 1 "`Avenue i Pompano Beach,FL 33069 r-'Y. ....................... ; DATE: 11/15/17 JOB ORDER#: 17-3744 i CLIENT: All Area Roofing i ADDRESS: 3921 S. US Highway 1 Fort Pierce,Floridal34982 PROJECT: Fort Pierce Inlet State Park Sunlast Metal Roof Panels ADDRESS: 2405 Oak Drive Fort Pierce Florida) 2014 FBC/ASCE 7-10 DESIGN PRESSURE CALCULATIONS Proiect Information: Mean Height=Max. 15' Exposure: D Basic/Ultimate Wind Speed: Vuit=170 mph Length= 5F Category: H Nominal Wind Speed: Vasd=Vuit*40.6 y Width= 29' Slope: 4/12= 18' (asd=allowable strength design) Parapet Wall: N/A Residential KZ= 1.03, Kzt= 1.01�Kd=0.85 I Design Calculations: Velocity Pressure: q=0.00256*KZKztKdV2 Velocity Pressure („lt): q=0.00256(1.03)(1.0)(0.85)(170)2] =64.77 psf i Velocity Pressure (ad): q=0.00256(1.03)(1.0)(0.85)(170*40.6)21 = 38.66 psf Width of Pressure Coefficient: 0.1(29') = 2.9' 0.4(15') = 6.0' 1 use: 3'0" Effective Wind Area: <1 W External Pressure Coefficient: Internal Pressure Coefficient: 1) GCP1 = -0.9 1) GCPi = 0.18 2) GCP2 = -1.7 3) GCP3 = -2.6 ' i ! I Design Pressures Based on Vasd: 1) Field P1 = 38.66*[(-0.9)—(0.18-)] =-42.0 psf 2) Perimeter P2 = 38.66*[(-1.7)—(0.18)] =-73.1 psf 3) Corners P3 = 38.66*[(-2.6)—(0.18;)] =-108.0 psf I �i Q �y Quality�� A /✓lswerance I' I I (� Page 2,11/15/17,Job Order#1 - 44 a • All Area Roofing FLO A Fort Pierce Inlet State Park-Sunlast Metal Roof Panels 2405 Oak Drive;Fort Pierce,FL: { Attachment Requirements: Based on the requirements of Florida Product Approval # 21423.2 with maximum design pressures of -76.75psf and -108.5psf; the following are our recommended fastening patterns to attach the Sunlast Metal 1.5" Clipless Snap Lock Aluminum Roof Panels (15"- 19" widths) to the 15/32" 4-Ply CDX Plywood decking with # 10 Pancake Corrosion Resistant fasteners with 1/4" minimum penetration through the plywood and seal seams with Bostik 70-05A 3/8" bead along both sides of clipless seams, full length of panel: 0 Area Field & Perimeter Corners I' I Maximum Total Uplift Design Pressure -76.75psIf -108.5psf i Fastener Spacing at Seams 3" O.C. , 6" O.C. I Notes: Corners and perimeter (edge, hip, & ridge) area dimension shall not be less than a = 3'0" (Zone 2: Perimeter (including along ridges) is a 3'0" wide strip, Zone 3: Corners are 3'0" x 31011) 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. i i Wind load calculations based on ASCE 7-10, 2014 FBC, land information provided by client. Client is responsible for verifying existing p 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. \`®��®�1ir ®�����® Sincerely ��� ® , s • �� 1® �- Vj- 7t e Mark A. Nl; r'F 'q„XI E. : 4i Florida Eng"I" RM, Florida Reg.Ned/ L ®�`° Certificate of Authoi�i�a�t�� � o. 6923 is i I, p i d I