Hammer Drill Strikes and Damages Cable
Incident Investigation
Hammer Drill Strikes and Damages Cable
June 5, 2023
Electrical
Reference Number:
II-1563089-2023 (#36114)
Location: Lake Cowichan, BC
Regulated industry sector: Electrical – Low Voltage Electrical System (30V to 1000V)
Incident Overview
A worker was drilling holes into existing foundation wall to install rebar. When drilling, the hammer drill penetrated a conduit and struck a concealed consumer service cable, causing an arc and spark. The installation of the cable was code compliant.