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

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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Joslin Field Terminal Expansion

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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
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RECENT NEWS

Wade DeBoo Celebrates 20 Years With TDH Engineering!

January 15, 2020
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2019 Year in Review

December 20, 2019

TD&H had a great year, and from conferences, awards, and employee and client events, we’re excited to share a few…

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USDA Invests $12.58 Million in City of Belgrade Wastewater Project

December 3, 2019

TD&H is providing design and construction services along with the PER for the City of Belgrade to overhaul its wastewater…

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Professional Land Surveyor

August 11, 2020

The Spokane, Washington regional office of TD&H Engineering has an immediate opportunity for a Licensed Land Surveyor. Applicants must possess…

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Administrative Assistant

August 4, 2020

Administrative Assistant duties include providing administrative support to ensure efficient operation of the office.  Support Administrative manager and other staff…

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CMT (Construction Materials Technician)

February 24, 2020

TD&H is seeking a well-rounded candidate to join our Watford City, ND office. Your assignments will cover a wide range…

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Kyle Scarr Celebrates 15 Years With TDH Engineering!

February 1, 2020
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