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Serving Montana, Northern Idaho & Southern Alberta
Box Culverts NPCA certified
ASTM-certified RCB structures

Box Culverts

Custom precast concrete box culverts engineered for infrastructure projects — highway bridges, pedestrian underpasses, stormwater management and livestock crossings. Each RCB structure is built to exact project specifications.

3′–12′
Rise configurations
ASTM 1433/1577
Compliance
On our fleet
Delivered & set
Overview

Reinforced concrete box culverts, built to project spec.

Custom precast concrete box culverts engineered for infrastructure projects — highway bridges, pedestrian underpasses, stormwater management and livestock crossings. Each RCB structure is built to exact project specifications.

Rise: 4′ to 10′ height configurations
Meets or exceeds ASTM-1433-14 & ASTM-1577-14 standards
Highway bridges, pedestrian underpasses, stormwater management, livestock crossings
Open-bottom arch culverts for natural waterway preservation
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(406) 752-7163
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Send us the drawings, the dimensions, or just the idea. We will tell you what is possible, what it costs, and when we can set it.