Our outside services team is strong and diverse. We build powerlines and substations. We excavate, drill and build underground infrastructure. We design, manufacture and distribute equipment to build transmission lines. We light bridges, streets and sports arenas.

Transmission & distribution

Transmission & distribution

Our transmission and distribution operations are improving infrastructure across the nation.

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Excavation & underground

Excavation & underground

Our capabilities include pipeline placement, directional drilling, cable plowing, hydroexcavation and vault installation.

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Truck parked at a substation

Substations

Our substation expertise starts from the ground up with underground conduit installation and foundation work.

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Equipment

Equipment

We are a nationwide provider of power line and telecommunication wire stringing equipment and related tools.

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Signals & lighting

Signals & lighting

We provide new construction and installation of traffic signals and a variety of lighting.

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ET&D

Electrical Transmission & Distribution Partnership

MDU Construction Services Group is a member of the Electrical Transmission & Distribution Partnership, a nationwide collaboration with OSHA dedicated to reducing injuries and fatalities in the line construction industry.

Several employees from our line construction companies are active participants on the Partnership’s executive and steering committees as well as the task teams responsible for training, collecting data and communication.

Visit powerlinesafety.org