Hydrographic Surveying


At TWM Engineering & Geospatial Services in Decatur, Illinois, our Hydrographic Surveying services encompass measuring depths for dredging, locating and mapping debris fields or submerged obstructions, and preparing for underwater construction. Utilizing high-frequency single-beam sonar systems, we conduct hydrographic surveys that ensure full coverage of the project area, capturing all essential data with precision and accuracy.

TWM Engineering & Geospatial Services is a proud part of

Mt. Zion Chamber of Commerce

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