Construction_Bulletin_003.pdf

This document is a Construction Bulletin (No. 3) issued by the Facility Planning, Construction and Management Division's Design Services and Standards Branch, Architecture and Engineering Section for the California State Prison located in Calipatria (CAL). The bulletin specifically relates to Project #18-045, Replace Roof, Phase 11, and involves roof replacement and modification work for 24 different buildings (Buildings 321-355). The bulletin covers revisions to the exhaust fan curb detail on Sheets GA4.5 and HA4.5, changing the curb configuration from a remanufactured curb to a metal stud-built curb.

The bulletin is dated October 4th, 2024, with approvals from a Senior Architect and Supervising Architect. It supersedes all previously issued plans and specifications, with changes and modifications to be applied to the above documents. The bulletin consists of two primary items: revising the exhaust fan curb detail on Sheet GA4.5 and Sheet HA4.5, both transitioning from a remanufactured curb to a metal stud-built curb. The technical drawings include multiple detailed views such as demo details for equipment and exhaust fan curbs, perimeter edge metal, roof walkpad, guardrail details, pipe penetration flashing, and roof hatch details.