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HomeMy WebLinkAboutEngineeringederal gineering esting, Inc. DATE: 8/8/20 CLIENT: Cardinal Roofin & Si ADDRESS: 1601 S.E. South Niem PROJECT: Care Spot Medical Of ADDRESS: 784 Prima Vista Blvd; Job Order No.: 2 ircle; Port St. Lucie, FL 34952 Flat Wood Roof Do St. Lucie. FL 34952 ASCE 7-10 DESIGN PRESSURE CALCULATIONS In Accordance with Chapter 30, Part I Project Information: Flat Wood Deck Height = 23' Exposure: C Ultimate Windspeed: Vait= 170 Length = 55' Category: II Basic Windspeed: Va,d = 132 r, Width = 38' Slope: < 7° KZ = 0.93 Kd = 0.85 Parapet Wall: < 3' Design Calculations: Velocity Pressure: q = 0.00256*[(0.93)(0.85)(1.00)(132)2] =35.3 psf Width of Pressure Coefficient: 0.1(3 8') — 3.8' 0.4(23') = 9.2' use: 3.8' Effective Wind Tributary Area: <10ft2 For parapet height 3 feet or larger, zone three (3) can be treated as zone two (2) (ASCE 7-1 External Pressure Coefficient: Internal Pressure Coefficient: 1) GCP1 = -1.0 1) GCPi = 0.18 2) GCP2 = -1.8 3) GCP3 = -2.8 Design Pressures: Zone 1 Field: P1 — 35.3*(-1.0 - 0.18) = -41.6 psf Zone 2 Perimeter: P2 = 35.3*(-1.8 - 0.18) = -69.8 psf Zone 3 Corners: P3 — 35.3*(-2.8 - 0.18) = -105.1 psf 1 AASHTQR. a is ; �®� f __.� Ap;rroved Laboratory one: 954-784-2941 Fax: 954-784-7875 min@fed-eng.com vw.fed-eng.com Pederal 13i nginee ring goesting, Inc. DATE: 8/8/20 CLIENT: Cardinal ADDRESS: 1601 S.1 PROJECT: Care Sp( ADDRESS: 784 Prin Ni Job Order No.: St. ASCE 7-10 DESIGN PRESSURE CALCULATIONS In Accordance with Chapter 30, Part I Project Information: Flat Wood Deck Height = 23' Length = 55' Width = 38' Parapet Wall: < 3' Design Calculations: Velocity Pressure: Exposure: C Ultimate Windspeed: V,,,,= 170 Category: 11 Basic Windspeed: Vasd = 132 r Slope: < 7° KZ = 0.93 Kd = 0.85 q = 0.00256*[(0.93)(0.85)(1.00)(132)21 =35.3 psf Width of Pressure Coefficient: 0.1(38') = 3.8' 0.4(23') = 9.2' } use: 3.8' Effective Wind Tributary Area: <1Oft' For parapet height 3 feet or larger, zone three (3) can be treated as zone two (2) (ASCE 7�1fi External Pressure Coefficient: Internal Pressure Coefficient: 1) GCP1 = -1.0 1) GCPi = 0.18 2) GCP2 = -1.8 3) GCP3 = -2.8 Design Pressures: Zone 1 Field: P1 = 35.3*(-1.0 - 0.18) — -41.6 psf Zone 2 Perimeter: P2 = 35.3*(-1.8 - 0.18) = -69.8 psf Zone 3 Comers: P3 = 35.3*(-2.8 - 0.18) — -105.1 psf �"WTO�t4i� .W$i'1- !� .-.0p, MGM Approved Laboratory one: 954-784-2941 Fax: 954-784-7875 min@fed-eng.com vw.fed-eng.com FD OT Page 2 8/8/20 Care Spot Medical Office 784 Prima Vista Blvd. Port St. Lucie, FL RAS 117 Design Pressure Calculations: Net Width = 2.95 feet Net Length = 33.9 feet Side Lap Row = 33.9 fasteners / square Center Rows = 67.9 fasteners / square 0.98 ftz / fastener Fy = 51.6 lbs per fastener Base Sheet Attachment Requirements: Based on RAS-117 and F.L. #1654-R19; Table 1F-2; System Type E; System No. W-134. with a design pressure of -52.5 psf; Appendix l; page 22 of 45, the following are our recommended base sheet fastening requirements: Zone 1 Field: 12" o.c. @ laps and 2 staggered rows 12" o.c. Zone 2 Perimeter: 12" o.c. @ laps and 3 staggered rows 12" o.c. Zone 3 Corners: 8" o.c. @ laps and 3 staggered rows 8" o.c. Notes: Corners and perimeter area dimension shall not be less than a = 3.8' All work shall be in compliance with the local building code product cot 1 notice of acceptance and manufacturer specifications and Florida Building Code 2017 edition. Wind load calculations based on ASCE 7-10 and information provided by client. All work shall be inspected by our field engineer or city inspector to verify compliance with specifications. Sincerely, _Z�el Keith LeBlanc, F.E. Federal Engineering & Testing, Inc. Florida Reg. No. 59394 Certificate of Authorization #5471 Miami -Dade County Certification #18-1105.02 ms'.0.�c' =a FDoT� �v •� � Appraved taboralary 7 .0 ' Page 2 8/8/20 Care Spot Medical Office 784 Prima Vista Blvd. Port St. Lucie, FL RAS 117 Design Pressure Calculations: Net Width = 2.95 feet Net Length = 33.9 feet Side Lap Row = 33.9 fasteners 1 square Center Rows = 67.9 fasteners / square 0.98 ft2 / fastener Fy = 51.61bs per fastener Base Sheet Attachment Requirements: Based on RAS-117 and F.L. #1654-R19; Table 1F-2; System Type E; System. No. W-13 M�ith a design pressure of -52.5 psf, Appendix l ; page 22 of 45, the following are our recommended base heet fastening requirements: Zone 1 Field: 12" o.c. @ laps and 2 staggered rows 12" o.c. Zone 2 Perimeter: 12" o.c. @ laps and 3 staggered rows 12" o.c. Zone 3 Corners: 8" o.c. @ laps and 3 staggered rows 8" o.c. Notes: Comers and perimeter area dimension shall not be less than a = 3.8' All work shall be in compliance with the local building code product co trill notice of acceptance and manufacturer specifications and Florida Building Code 201 edition. Wind load calculations based on ASCE 7-10 and information provided by client. All work shall be inspected by our field engineer or city inspector to verify compliance with specifications. Sincerely, Keith LeBlanc, P.E. .;A, �Pr.� Federal Engineering & Testing, Inc. Florida Reg. No. 59394 Certificate of Authorization #5471 Miami -Dade County Certification #18-1105.02 ;.x;` 3370 NE 5th Avenue I Oakland Park, Florida 33334 ace � �. MIAMI- ADE� T� M �;r0M �� Appm �ed Lahoralory �—