15 BASE SHEET FASTENER_7 INCH.pdf
PDF 132 KB Posted
- Attached to
- RFP for Riverside Roofing
- Solicitation number
- RFP - MANC - 240000000261
- Issued by
- Washtenaw County, Marlette City, Michigan
About this file
The document provided is a technical drawing that specifies the fastener placement requirements for installing a base sheet roofing system on a lightweight concrete roof deck. The drawing outlines the spacing, density, and positioning of the fasteners, including increased fastener density at perimeter edges and corners per FM Global guidelines. This document is relevant to the "RFP for Riverside Roofing" state and local contract opportunity, which involves jurisdictions in Washtenaw County, Michigan and Marlette City, Michigan.
The pricing terms, set-asides, funding requirements, and other contract details are not provided in the technical drawing. However, the drawing indicates the specific roofing system components and installation requirements that will be part of the contract scope of work.
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Text version
DWG NO. 15 N.T.S.
NOTES
1. ATTACH BASE SHEET TO THE ROOF DECKING WITH APPROVED FASTENERS AND DISCS.
2. SPACE FASTENERS 7 INCHES ON CENTER ALONG SIDELAP AND 7 INCHES ON CENTER IN TWO ROWS
EQUALLY STAGGERED DOWN THE LONGITUDINAL CENTER OF THE SHEET (12 INCHES FROM EACH
EDGE).
3. INCREASE PERIMETER EDGE FASTENING BY 70% AND CORNER FASTENING BY 160% PER FM GLOBAL
LOSS PREVENTION DATA SHEETS 1-28 AND 1-29.
4. DETERMINE FASTENER DENSITY ON A UNIT AREA PER FASTENER BASIS. ADD ADDITIONAL ROWS AND
INCREASE FASTENERS PER ROW. DO NOT SPACE FASTENERS CLOSER THAN 4 INCHES ON CENTER.
BUILT-UP ROOFING
HOT/COLD BASE SHEET FASTENER
PLACEMENT FOR LIGHTWEIGHT CONCRETE
SPECIFIED TREMCO
BASE SHEET
SPECIFIED SEPARATOR
LIGHTWEIGHT CONCRETE
SPECIFIED TREMCO
FASTENER AND PLATE
AutoCAD SHX Text R
AutoCAD SHX Text
2017 TREMCO
AutoCAD SHX Text C
AutoCAD SHX Text
BASE SHEET WIDTH
AutoCAD SHX Text 4"
AutoCAD SHX Text 7"
AutoCAD SHX Text 7"
AutoCAD SHX Text 12"
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