Longwood Gardens Reimagined: Our Project Experience

Longwood Gardens is working on its most ambitious expansion project to date, enlisting Trinity Subsurface to locate underground features.
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X-ray Versus GPR When Concrete Scanning

The technology of the ground penetrating radar equipment is significantly safer for all workers on a construction site than X-ray imaging.
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Common Anomalies Found Underground

Leveraging ground penetrating radar and electromagnetic equipment, Trinity Subsurface can locate a wide range of objects that should be avoided during construction.
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Slot Trenching Compared to Other Types of Trenching

In particularly sensitive areas, or where unlocatable lines are suspected to exist, a slot trench is dug to identify and locate potential conflicts in a non-destructive manner.
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Why is Sectional Point Repair The Best Option for my Storm or Sewer Line?

Sectional Point Repair is commonly used for sewer pipes that are cracked, fractured, or have offset joints.
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Trinity’s Process To Utility Locating

Trinity Subsurface has a unique way of locating underground utilities on the private side and we also can verify and locate public utilities if needed.
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When Concrete Scanning Turns to VPI

VPI is required to map out utilities that cannot be traced with concrete scanning alone.
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Case Study: Correcting Old Waterline Mark Out by 40 ft.

Trinity Subsurface was contracted for the private utility location of a 30” waterline.
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GPR and EM Locating

The two procedures of underground locating both operate on the electromagnetic spectrum. However, their behavior can be very different.
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