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Residential concrete

Boulder Concrete Pads & Slabs

A pad cut to whatever sits on it and built for the ground under it: sized and reinforced for the load, air-entrained for the freeze-thaw, and based over Boulder's expansive clay so it doesn't settle or heave.

Fully Insured 500+ projects completed
What's included

Concrete Pads & Slabs we pour

How we build it right

The process behind concrete pads & slabs built to last

Credibility comes from how it's built, not from promises. Here's the order of operations on every concrete pads & slabs job.

01

Base prep over clay

We grade and compact the base over Boulder's expansive clay so the slab bears evenly and will not settle or heave once the load is on it.

02

Thickness sized to the load

Slab depth is dictated by what the pad has to carry. The pad under a garden shed and the floor under a shop full of vehicles are two different builds, not one pour at two sizes.

03

Rebar or mesh by use

Reinforcement is matched to the use, from mesh on a light pad to a rebar grid for heavy loads and to bridge the soil movement the clay guarantees.

04

Vapor barrier where needed

On enclosed or heated slabs we lay a vapor barrier so ground moisture cannot wick up through the concrete.

05

Air-entrained, jointed, cured

We pour an air-entrained mix built for the freeze-thaw, saw the control joints, and cure it on a schedule so it sets evenly clear across the surface.

Why Lucky's

The one you don't have to worry about

01

We answer, and we come back

Most contractors vanish after the deposit. We pick up the phone, show up when we say, and stand behind the work after the truck leaves. The follow-through is the difference.

02

Managed crews, our name on it

A foreman we know runs your job and a vetted crew does the work, managed by Lucky's, one company accountable from the first call to the final walkthrough.

03

Fully insured, paperwork-ready

COI and lien waivers on file before we break ground. The documentation that lets commercial clients pay and gives homeowners peace of mind.

04

Built right, not cheap

Prepped subgrade, reinforced and mixed to spec for the job, and proper curing. We build credibility through the process, not promises. On concrete pads & slabs, that starts with base prep over clay.

Proof

A job we'd put our name on

A purpose-built equipment slab by Lucky’s Concrete in Boulder
Residential / light commercial

A purpose-built equipment slab

A reinforced pad sized and jointed for the load it carries, poured air-entrained over a compacted base graded to drain.

FAQ

Boulder concrete pads & slabs, answered

How much does a concrete slab cost in Boulder?

Pads and slabs price to the load and the winter: an air-entrained mix, reinforcement matched to the use, and a compacted base over clay. For an honest starting point, most pads and slabs run around $9 to $15 per square foot, with thickness and any vapor barrier moving the figure. We size and price it to what the pad will carry.

How thick does my slab need to be?

That follows the load. A shed pad carries a fraction of what a garage or shop floor under vehicles has to hold, so we match thickness and reinforcement to your actual use and account for the expansive clay beneath it.

Can a slab hold a hot tub or an RV?

Yes. Those are heavy, concentrated loads, so we build up the thickness and the reinforcement and pour an air-entrained mix. A hot tub also wants a level base that won't heave with frost, so drainage and a below-frost approach count as much as the steel. Name the gear that's going on it and we build the pad to carry it.

Do I need a vapor barrier under the slab?

For an enclosed or heated slab, usually: the barrier stops ground moisture from wicking up into the concrete and whatever finish sits on it. We decide it from how the slab is going to be used.

Does a concrete slab need a permit in Boulder?

Some do, depending on size, placement, and use, and the City of Boulder and Boulder County both run their own review, with the green-building and floodplain rules stricter than most metros. We flag when a permit looks likely so it is handled up front instead of mid-job.

How long until a new slab can take load?

Concrete goes on hardening well past the point it looks finished, and Boulder's cold nights stretch the early days out further. You get a firm load-on date keyed to your own pour and the weather it cured through.

Free, no-pressure estimate

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Fully Insured · Managed crews · 500+ projects completed. We'll never sell your info.

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