SUBSURFACE

Thew Associates provides clients with a cost saving non-destructive method of underground utility locating and mapping, which provides valuable data including; accurate location, size, depth and type of subsurface utilities. Thew Associates will ensure that you avoid costly down time and the potential negative impacts caused by the inadvertent compromise of existing subsurface utilities.

Subsurface Brochure

Subsurface Utility Engineering

ASCE Quality Levels B and A subsurface utility surveys
Subsurface utility tracing utilizing radio frequency (RF) devices
Subsurface utility identification utilizing ground penetrating radar (GPR)
Subsurface utility identification utilizing electromagnetic devices (EM)
Subsurface utility excavation utilizing vacuum excavators
Three-dimensional subsurface utility locating and mapping
Subsurface utility engineering training seminars

Concrete Investigation Surveys - GPR

Thickness of concrete and asphalt
Rebar spacing, pattern, and depth
Location of structural components and utilities
Delamination/corrosion potential
Void detection
Subbase material thickness

Land

Land Surveying

Water

Hydrographic Surveying

Subsurface

Subsurface Utility Engineering

Laser Scanning

3D Laser Scanning Services

sUAS

Drone Services

Canton

6431 US Hwy 11
Canton, NY 13617

Phone: 315-386-2776
Fax: 315-386-1012

Utica

9478 River Road
Marcy, NY 13403

Phone: 315-733-7278
Fax: 315-797-1957

Tupper Lake

29 Park Street Suite 3
Tupper Lake, NY 12986

Phone: 315-267-6007

Syracuse

5866 State Route 31
Cicero, NY 13039

Phone: 315-244-2151