(510) 333-4444

Garage floor concrete in Hayward CA - a slab that sits on packed, solid ground

Cracked, sinking or dusty garage floor? We clear the soft ground, pack the base and pour a new slab that holds up.

A polished speckled concrete garage floor spans a bright garage with red cabinets and bicycles stored on the wall.
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  • Free quotes on site.
  • Replies within 1 business day.

What does it take to pour a new garage floor?

Garage floor concrete is flatwork, the same family of flat slabs as driveways and patios, and in Hayward we form, pour and finish the slab your car parks on after we've dug out the soft ground and packed what it sits on.

Most people call us when the floor has sunk, cracked or started holding water, or when a new garage needs its first slab. The price turns on the size of the garage, whether an old floor has to be broken out and hauled away, how much soft ground has to come out, and how thick the slab and steel need to be. The schedule turns on whether the job needs a permit, the dig and base work, the weather on pour day and the wait before you can use the floor. The estimate I write up after seeing your garage gives you the number for yours, and if the driveway outside has sunk too, I can look at it on the same visit.

What tells you a garage floor is due for work?

Cracks with raised edges

When one side of a crack sits higher than the other, the ground under the slab has usually moved or washed out, not just the concrete. Waiting lets water keep running into the gap, so the soft spot grows and the edge turns into something to trip on or catch a tire on.

Water pooling inside

Puddles near the back wall or the door into the house usually mean the floor has settled or was poured without enough fall toward the garage door. Every rain soaks the ground under it and the bottom of the walls, which is how a small low spot becomes a bigger dig.

Dusty, flaking surface

A top that powders under your broom or chips where you park usually comes from a weak finish, often a pour in the midday heat or one that dried out too fast. It won't fix itself, and it wears a little more every time a tire turns on it.

How we pour garage floor concrete, from the dirt up

Before we pour, I tell you how we'll handle the parts you won't see afterward, because that's where a garage floor lasts or fails. If there's an old floor, we break it out and haul it off. Then we dig out the topsoil and any soft spots down to firm ground, pack the subgrade, the dirt the slab sits on, and shape it so water runs out the door instead of toward the back wall. We set rebar, steel bars that hold the slab together once it cracks, up off the dirt so it sits inside the concrete where it can do its job. We pour early in the day so the top doesn't dry out in the heat and go dusty later, trowel the inside smooth, give the apron a broom finish, a light scratched texture so tires and shoes grip in the rain, and cut control joints, shallow grooves that tell the slab where to crack. If the budget's tight, I'd rather trim the finish than the base, because a plain floor on packed ground outlasts a pretty one that settles.

A garage floor usually connects to other work. If you want the apron or the walk to the front door to pick up the look of the house with color or a pattern, that's our decorative concrete work. On sloped lots where the driveway cuts into a hill, concrete retaining walls keep the bank from pushing toward the garage.

  • Old floor coming out

    This suits a garage where the existing slab has sunk, broken up or holds water. We break it out, haul it away and rebuild the base before the new pour, since the ground under the old floor is usually part of what went wrong.

  • New garage, first slab

    This suits a new garage or an addition going up on fresh ground. The work goes into digging to firm soil and packing it, and we work from the plans so the slab lines up with what's being built on it.

  • A space you'll finish later

    This suits anyone who might heat the garage, wall it in or turn it into a shop or a room down the road. Tell us before the pour, because what goes under the slab to keep ground moisture out has to go in first.

Get a price on your new garage floor

We reply within one business day to set up a time for me to come see the garage. The estimate is free, done on site and comes with no obligation, and I'll walk you through what each part of it pays for before you decide anything.

(510) 333-4444

Garage floor concrete in Hayward: the permit and the old slab

Hayward requires building permits for almost all construction work, structural work and even demolition included, apart from the exceptions on its own list, so the permit question comes first on a garage floor here. Whether your job falls under one of those exceptions is the city's call, and its current list is the one that counts, so we work with the city on it for your address before we plan the pour. The city's online permit center lets you apply, add us as your contractor, pay fees, book inspections and see the results from home, and when the job needs a permit, we handle the paperwork and inspections with you.

A lot of the garages we pour here sit under older homes, so the job usually starts with breaking out the old floor. Hayward lists concrete among the materials to be fully recycled, so the slab we break out gets hauled off to be recycled, not dumped. We do the same tear-out and base work on garage floors in San Leandro and Castro Valley.

What happens after you call about a garage floor in Hayward?

  1. Call or send the form

    Call (510) 333-4444 or send the form, and we'll get back to you to set up a visit. Tell us roughly how big the garage is so I know what I'm walking into.

  2. I come see the garage

    I look at the old floor, where the water goes and how the ground feels, listen to what you want and write up an estimate. I walk you through what each part of it pays for, base work and steel included, so nothing under the slab is a mystery.

  3. We handle permits, then prep

    Once you're ready, we line up any permits and engineering the job needs, then break out the old floor, dig and pack the base and set the steel. The permit and the weather are what usually move the start date.

  4. We pour, finish and walk it

    Our crew pours, finishes and cuts the joints with me running the work. Then we walk the finished floor with you and go over how long to stay off it.

Frequently asked questions

How much does a garage floor slab cost in the Bay Area?

A reinforced concrete slab in the Bay Area usually costs about $9 to $16 per square foot, which is the going rate across the area, not a quote from us. Where your garage lands depends mostly on the tear-out and the base work, and the same guide prices an un-reinforced pad lower than a reinforced slab. I'll give you the figure for your garage once I've seen it.

Will my new garage floor crack?

Expect some cracking over time, because all concrete tends to crack and a floor with no cracks at all isn't possible. Steel can't stop it, but set at the right spot in the slab it keeps cracks narrower, and the control joints help steer cracking into the grooves. Be careful with anyone who promises a crack-free floor.

How long does a new garage floor take before I can use it?

You should be able to walk on a new slab within 48 hours, and one Bay Area guide suggests waiting a week before putting heavier loads on it, so plan to park outside and keep heavy things stored elsewhere that week. The concrete keeps hardening for a month before it's fully cured.

Do I need a permit to pour a new garage floor in Hayward?

Plan on needing one unless the city tells you otherwise, since Hayward requires building permits for almost all construction work, demolition included, apart from its own list of exceptions. Check the city's current list rather than an old copy, and if your job needs a permit, we handle the paperwork and inspections with you.

How thick should a garage floor slab be?

Garage slabs usually sit at the thicker end of the four to six inches common for Bay Area homes, because they carry cars and not just foot traffic. I'll set the thickness on your estimate based on what you'll park and store there.

What is the best way to compare garage floor concrete quotes?

Ask each bidder how their price covers the ground under the slab, because trade guidance says topsoil and soft spots should come out and the soil should be well packed and sloped for drainage, and none of that shows once the concrete is down. A quote that stays vague about the base is the one to question.

Hayward, CA

Get your garage floor looked at

Have the garage size, what the old floor is doing and any plans to finish the space handy when you call or fill out the form, and we can plan the visit around them.

(510) 333-4444Request a quote