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

Funding Procurement

Surveying

Geotechnical Engineering

Water, Wastewater, & Stormwater Systems

Transportation Engineering

Environmental Engineering

Industrial Hygiene

Land & Site Development

Landscape Architecture & Planning

Aviation
Construction Administration

Construction Administration

Materials Testing

Precast Concrete Design
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RECENT NEWS

Administrative Engineering Assistant

August 9, 2022

Our Great Falls, MT office has an immediate opportunity for a full-time Administrative Assistant. The Great Falls office has a…

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A Road Trip To High Concrete Group in Denver

July 29, 2022

Paul spent quality time with our new hires and interns on a road trip to High Concrete Group in Denver,…

READ FULL ARTICLE >

Great Falls Office Hikes the Sluice Boxes!

July 27, 2022

Great swimming and cliff jumping fun was had by all last week!

READ FULL ARTICLE >

Administrative Engineering Assistant

August 9, 2022

Our Great Falls, MT office has an immediate opportunity for a full-time Administrative Assistant. The Great Falls office has a…

READ FULL ARTICLE >

A Road Trip To High Concrete Group in Denver

July 29, 2022

Paul spent quality time with our new hires and interns on a road trip to High Concrete Group in Denver,…

READ FULL ARTICLE >

Great Falls Office Hikes the Sluice Boxes!

July 27, 2022

Great swimming and cliff jumping fun was had by all last week!

READ FULL ARTICLE >

Welcome Sarah Bridges!

July 25, 2022

Please join us in welcoming Sarah Bridges to the Great Falls office. Sarah joins us as a structural Engineer.

READ FULL ARTICLE >
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