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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WHAT WE DO

Civil Engineering

Structural Engineering

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Geotechnical Engineering

Water, Wastewater, & Stormwater Systems

Transportation Engineering

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Land & Site Development

Landscape Architecture & Planning

Aviation
Construction Administration

Construction Administration

Materials Testing

Precast Concrete Design
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RECENT NEWS

Entry-Level Civil Engineer (Civil/Survey)

January 24, 2022

TD&H Engineering has an immediate opening in the Spokane, WA office for an entry-level civil engineer or land surveyor. Applicants…

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Project Spotlight: I-90 Quartz Flats Rest Area CE&I

January 17, 2022

Location: Near Superior, MT Client: Montana Department of Transportation TD&H provided construction engineering and inspection (CE&I) services as well as…

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Welcome Audrey Elain Hein!

January 14, 2022

Please join us in congratulating Gwen (Helena office), hubby, and older brother Calvin on new baby girl Audrey Elaine Hein.…

READ FULL ARTICLE >

Entry-Level Civil Engineer (Civil/Survey)

January 24, 2022

TD&H Engineering has an immediate opening in the Spokane, WA office for an entry-level civil engineer or land surveyor. Applicants…

READ FULL ARTICLE >

Project Spotlight: I-90 Quartz Flats Rest Area CE&I

January 17, 2022

Location: Near Superior, MT Client: Montana Department of Transportation TD&H provided construction engineering and inspection (CE&I) services as well as…

READ FULL ARTICLE >

Welcome Audrey Elain Hein!

January 14, 2022

Please join us in congratulating Gwen (Helena office), hubby, and older brother Calvin on new baby girl Audrey Elaine Hein.…

READ FULL ARTICLE >

New Watford City Office Address

January 13, 2022

The Watford City office has moved. The new physical address is: 109 2nd Avenue NE Watford City, ND 58854 The…

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