Holden Excavating
excavation, grading, hauling trucking, septic systems, site prep
Columbus, MT Contractor directory
Excavation contractors in Columbus, MT
10 verified excavation contractors serving Columbus.
Columbus excavation guide
Ground conditions, permits & project requirements in Columbus
Hiring for excavation or concrete work in Columbus? This local research covers the soil, permit, and site conditions a Columbus contractor will work around — so you can compare bids with the same facts they use.
Skip to 10 contractorsPermits & requirements
Call Montana 811 before you dig — the state requires at least 2 working days of notice.
Frost depth & footing depth
In Montana, footings typically need to extend below the frost line, which is around 60 inches here. A local contractor will confirm the code requirement for your site.
Verified local listings
Excavation & concrete contractors serving Columbus
10 verified listings
Faction Constructors LLC dba Faction Sand & Gravel
excavation, grading, site prep
Harrington Trucking & Excavation
demolition, excavation, grading, hauling trucking, site prep, trenching underground
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Area-specific FAQ
Do I need to call before digging in Columbus?
Yes. You should contact Montana 811 at least 2 working days before any digging so underground lines can be marked.
How deep do footings need to be in Montana?
In Montana, footings typically need to extend below the frost line, which is around 60 inches here. A local contractor will confirm the code requirement for your site.