THe trinity subsurface blog

Manholes, valve boxes, light poles and hydrants all point to something buried. How locators read surface features to infer what runs below.

The 2024 DIRT report logged over 189,000 utility damages, roughly 500 a day. The causes behind utility damages, starting with the calls that never got made.

Locating during design beats locating the morning you dig, but taking the time to locate lines is crucial. When to schedule a locate, and what the lead time does to your project risk.

Core drilling cuts a clean hole through concrete, but only if nothing is in the way. How to prepare for core drilling, and why a GPR scan comes before the drill bit.

As-built drawings are meant to record what was built, so why are they so often wrong about utilities? What they miss, and what to verify in the field.

Five stormwater repairs at a Rehoboth Beach country club, lined manhole to manhole without digging up the course. Why saltwater accelerates decay.

Construction Safety Week: how locating utilities and scanning concrete before fence posts, cuts and cores keeps crews out of avoidable danger.

Locating detects a utility; vacuum excavation confirms it. When soft digging is worth adding, and when non-destructive scanning is enough on its own.

A property sale hinged on removing a buried fuel tank nobody could find. How Trinity located an underground storage tank sitting beneath an addition.