Van Winkle Stadium & Lambert Field

TD&H provided design, a traffic study update, and construction administration, along with design and construction for a new field complex at the Lambert Fields on the MSU campus.

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Great Falls Water Treatment Plant

This project won the American Council of Engineering Companies of Montana Grand Project Award Winner (2019).

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Briarcliff Fire Station

TD&H seamlessly integrated concrete foundations, CMU shear and bearing walls, long-span open-web steel joints, and a wood-framed mezzanine structure into the 6,000 sq. ft. addition to the Briarcliff Fire Station.

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Peasley Creek Fish Passage Bridge

The project was to improve fish passage by replacing an existing box culvert and complete construction during the fish window. The project, funded jointly by the U.S. Forest Service and the Nez Perce Tribe, replaced the existing box culvert with a larger-span pipe arch.

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City of Leavenworth Commercial Street Improvements

TD&H provided the transportation design project that increased the roadway to 20’, added curb, gutter, and a 6’ wide concrete sidewalk, and improved stormwater drainage.

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We're a consulting engineering firm offering a wide range of services throughout Idaho, Montana, North Dakota, Pennsylvania and Washington.

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FEATURED PROJECTS

Missouri River Forcemain Crossing Feasibility Study Building

Missouri River Forcemain Crossing Feasibility Study

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Great Falls Water Main Crossings

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City of Livingston Engineering Services

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Van Winkle Stadium & Lambert Fields

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Montana Avenue Sidewalk Upgrades

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Riverview Meadows Path Improvements

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Pomeroy 6th Street Bridge

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Stites Wastewater System Improvements

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RECENT NEWS

Civil Engineer

March 23, 2023

The Great Falls, MT office has an excellent opportunity for a full-time Civil Engineer. We have been around since 1965…

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Civil Engineer

March 22, 2023

The Lewiston office has an excellent opportunity for a full-time Civil Engineer. We have been around since 1965 and serve…

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Administrative Engineering Assistant

March 22, 2023

Our Media, PA regional office has an immediate opportunity for a full-time or part-time (minimum 20 hours/week) Administrative/Office Assistant. This…

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Civil Engineer

March 23, 2023

The Great Falls, MT office has an excellent opportunity for a full-time Civil Engineer. We have been around since 1965…

READ FULL ARTICLE >

Civil Engineer

March 22, 2023

The Lewiston office has an excellent opportunity for a full-time Civil Engineer. We have been around since 1965 and serve…

READ FULL ARTICLE >

Administrative Engineering Assistant

March 22, 2023

Our Media, PA regional office has an immediate opportunity for a full-time or part-time (minimum 20 hours/week) Administrative/Office Assistant. This…

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Medstar Georgetown University Hospital- Surgical Pavilion- Washington, D.C.

March 16, 2023

TD&H is excited to see the near completion and recent photos of the new surgical pavilion.  TD&H provided specialty engineering…

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