Duluth Concrete WorksDuluth Concrete Works

Concrete footings in Duluth MN - set below the frost line and ready for inspection

Got a deck post that heaves every spring, or a new build that needs a base? We pour footings deep enough to stay put.

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A light tiled pool deck beneath a covered patio surrounds a blue swimming pool with seating and a grill.

Get your footings planned before you dig

I walk the spot with you, look at the ground, and talk through depth and access.

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What do I need to know before putting in footings in Duluth?

Concrete footings are the poured concrete bases, built in a form around steel reinforcement, that carry your deck posts or the structure above them, and in Duluth they have to sit deep enough that freezing ground can't move them.

Most people call us when they're planning a new deck, a porch or a small addition, or when an old post has started to lean after a few winters. The price mostly comes down to how many footings you need, how deep they go, how easy it is to get a digger to the spot and whether the design is a standard frost footing or something an engineer has to work out. The schedule turns on when the inspector can come out and on the season, because a winter pour takes extra steps. I'll go over all of it at the estimate, so you know what you're paying for before we dig.

How we build concrete footings

Footings are the part you can't fix later, so we start with the hole. I come out first and ask the questions, like what the footing will carry and where the water runs on your lot, then our crew lays out each footing and digs to the depth your site calls for. We shape the bottom, keep the hole dry, and set the form and the rebar, which is the steel that holds the concrete together when the ground pushes on it. Then we set the pour around the inspector's visit so nothing gets covered before it's checked, and we let the concrete cure, the wait it needs to gain strength, before anything bears on it. If the budget gets tight, depth is the last place I'd cut, because a nice deck on a shallow footing can heave no matter how good it looks.

Footings are often part of a bigger fix. If the footings under an older porch or addition have settled, foundation raising can sometimes bring the structure back up, and when an old slab or walk sits right where a new footing has to go, we use concrete cutting to open a clean hole through it instead of breaking up more than we need to.

Concrete footings in Duluth and the city inspection

In Duluth, the city requires a building permit for work on a building's structure, foundation included, and on deck jobs it inspects the footings before any concrete goes in. The inspector looks at each hole's width and depth, a flat bottom that's belled out wider at the base, and no standing water, and wants the form and steel in place with the post bases and anchor bolts on site. When a job needs a permit, we pull it and book the inspections, and if you'd rather apply yourself, I'll tell you what the city will want to see from us.

We're based in Duluth and work in the cities around it, where most footing calls are for decks, porches and small additions on houses that have seen a lot of winters. Hermantown sits in the same county, so the same state frost depth applies, but across the bridge in Superior you're in Wisconsin, so we check that city's rules instead of carrying Duluth's over.

Why call us for footings

  • I meet you and run the job

    I come out to look at the job and meet with you myself, and I'm on site running it while our crew does the work. The person who asked about your lot is the one standing at the hole when it's dug.

  • In business since 2021

    I taught myself concrete on my own place, learned the rest on other crews, and started this business in 2021, so we've been at it five years. Jobs that need some figuring out, like footings on a tricky lot, are the ones I like most.

  • Licensed and insured for your job

    We're licensed and insured. You shouldn't have to wonder who's covered when a crew is digging deep holes in your yard.

  • One more question before we pour

    Frost goes deep around Duluth, so I'd rather ask one more question about depth and drainage before the pour than leave you with a post that moves. You'll also know what you're paying for before we start.

Phone
(218) 514-2182
Hours
Mon–Fri: 7 AM–10 PM, Sat–Sun: 8 AM–9 PM
Location
Duluth, MN 55802

On footings, the depth is the part that has to be right, so call (218) 514-2182 or ask for an estimate and we'll come look at your site. Satisfaction guaranteed.

Get a footing estimate at your site

Estimates are free and done at your site, with no pressure and no obligation, and we reply within one business day. After you send the form, I'll set a time to come out, look at the spot and meet with you myself. It helps to note the project type and rough size and add a few photos of the site.

Location
Duluth, MN 55802
Hours
Mon–Fri: 7 AM–10 PM, Sat–Sun: 8 AM–9 PM
Credentials
Licensed and insured.

Frequently asked questions

How deep do concrete footings need to be in Duluth MN?

At least five feet below grade. In St. Louis County, state building rules set the minimum frost depth at five feet unless an engineer who knows soil mechanics sets a different depth for your site, and Duluth uses that same depth for deck footings, which lets a deck attach to the house or stand free. We plan on five feet unless a soils engineer has given you another number.

Do I need a permit for deck footings in Duluth?

Usually, yes. Duluth requires a deck permit when the deck is attached to a building, more than 30 inches above grade, or part of an accessible route, and footings for a house or garage fall under the building permit covered above. The city's deck page lays out the rules, or you can ask me at the estimate.

What is the best way to pour footings in cold weather?

Pour onto thawed ground that's warm enough. One cold weather concreting guide says the ground under the concrete must be at least 40°F and within 20°F of the concrete's temperature, and that frozen ground gets thawed first with ground heaters or blankets. A winter footing can still happen, but plan on that thawing step adding time before the pour.

Who is allowed to pour concrete footings for my home in Minnesota?

You can on a home you live in or keep as a rental, and a contractor working directly for you needs a state residential building contractor or remodeler license once the job covers more than one trade. That license rule applies to one to four unit homes, and the state puts poured footings under masonry and concrete, not carpentry, even on a deck. The owner exemption doesn't cover building to sell.

How much do concrete footings cost in Duluth, and is there a cheaper option?

Your price comes from the site visit, since the number and depth of the holes, the digging access and the season set most of it. One way to bring it down is a frost-protected shallow foundation, which Minnesota's building codes allow and which cuts the digging depth, the concrete and the form size. It doesn't suit every project, so ask whether it fits yours.

What causes a footing job to need an engineer?

Usually a steep slope or weak soil. One builders' field guide says pier-and-grade-beam foundations, piers tied together by a concrete beam, work where a lot is too steep for stepped footings or the soil is weak, and that a soils engineer and a structural engineer are generally needed to design them and to supervise or inspect the work. If your lot looks headed that way, I'll tell you at the visit so you can bring an engineer in early.

  • Foundation raising

    If a porch, addition or garage is sitting lower than it used to, raising the foundation can level it out before you decide whether new footings are needed.

  • Concrete cutting

    When a new footing has to go through an old patio or floor, a clean saw cut opens just that spot and leaves the rest of the slab alone.

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