Electrical Construction & Maintenance

Code Q&A: Protection Requirements for Wiring Under Roof Decking

A. Cables, raceways, and enclosures under metal-corrugated sheet roof decking are not permitted to be located within 1½ in. of the roof decking measured from the lowest surface of the roof decking to ...
Electrical Construction & Maintenance

Code Q&A: Grounding Requirements for A/C Equipment on a Roof

Courtesy of www.MikeHolt.com. Based on the 2020 NEC. Q. When does the NEC require an equipment grounding conductor of the wire type for air-conditioning or ...
For Construction Pros

CRSI Releases Digital Version of Design Guide on the ACI 318 Building Code Requirements for Structural Concrete

The Concrete Reinforcing Steel Institute (CRSI) has released a digital version of its Design Guide on the ACI 318 Building Code Requirements for Structural Concrete, a design guide based on the ACI ...
The Norman Transcript

Roofers, city planning seeing confusion on roofing requirements

NORMAN — With the cost of building materials at a premium, replacing a roof has meant spending significantly more than expected for some, Norman employees, residents and roofers say. Roofs around ...