Updated: Aug 18, 2020
By Dick Lieberman, Consultant and Retired Attorney
You are a construction company that receives a contract to modernize the Internal Revenue Service center. Among other things, the contract requires you to provide a security system. As explained below, the security cabling for that system is required to be “concealed or in conduit (EMT) [Electrical Metal Tubing].”
Your contract states the following:
1.17 Conduit is required in all unfinished areas where cables cannot be concealed above the ceilings on raceways or in hollow walls or placed in existing cable trays. Cables are concealed when they are run below the raised flooring and above the drop ceiling.
12. All security system cabling shall be enclosed in conduit when exiting the protected [limited access] area.
Definitions and Instructions
7. “Concealed” (as applied to circuitry) – Covered completely by building materials
8. “Exposed” (as applied to circuit) –Not covered in any way by building material
Work of Other Trades
All cabling shall be concealed or in conduit (EMT) unless specifically approved in writing by the contracting officer.
All security wiring shall be concealed or in conduit as noted.