On any construction or renovation project, one of the most costly sounds is a high-powered drill bit stopping dead in its tracks. That sudden halt means an immediate, unplanned problem — you’ve hit an obstruction. The critical question is, what is it? Is it simple rebar, a post-tension cable, or an active utility line?
Making an informed decision about what lies inside a concrete structure is essential for keeping a project safe and profitable. Two primary technologies exist for this, leading to the rebar locator vs GPR debate for many firms.