Concrete Contractor in Bay Point, CA - Driveways and Patios on a Solid Base
King Concord Concrete Works is a concrete contractor based in Concord that pours driveways, patios, walkways, steps and slabs at Bay Point homes and small properties, starting with a dug-out, packed base under every slab.

- Licensed and insured.
- Free in-person estimates.
- Expect a reply within 1 business day.
Bay Point homes and what they mean for concrete
Bay Point is mostly homes. There are single-family houses on their own lots and multi-family buildings with shared walks and parking, and most of the shops and businesses sit along Willow Pass Road and Bailey Road. It's a short drive from our base in Concord, and the jobs here look a lot like the ones we do there. We see driveways that have cracked or settled, backyards that need a patio, and walks and steps that have started to trip people up.
That mix shapes how I plan a job here. A single-family driveway usually has room for the truck to back up to the forms. A multi-family property often means pouring in sections so the neighbors still have a way in while the new concrete hardens.
Concrete work we do on Bay Point properties
Concrete driveway building
Many Bay Point driveways have sunk or split at the garage lip. We tear out the old slab, rebuild the base and pour a new one.
Concrete patio construction
A backyard patio gives a Bay Point yard a level place to sit. We slope it away from the house so rain doesn't collect against the wall.
Stamped concrete services
Stamped concrete has a stone or brick pattern pressed into the wet surface. It suits a Bay Point front walk or patio when you want that look without pavers.
Concrete sidewalk building
Side-yard walks and paths to the street often settle unevenly, and a raised edge is easy to trip on. We replace the bad sections and pour them level.
Garage floor concrete
An older garage floor that's cracked, stained or sunk at the door can be broken out and repoured, so the car and the workbench sit on something flat.
Decorative concrete
Color, exposed stone and saw-cut patterns give a front entry some character on a street of similar homes. We go over samples with you before you choose.
Concrete retaining walls
On a sloped Bay Point lot, a concrete retaining wall holds back the dirt so a yard or driveway edge stops creeping downhill. We plan drainage behind it.
Concrete floor installation
We pour interior slab floors for sheds, shops and garage conversions. We trowel them smooth for flooring on top, or we leave them bare as the floor itself.
Concrete pool decks
A pool deck should grip when it's wet and drain away from the water, so we give it a light texture and pitch it toward the yard.
Concrete steps construction
When front steps pull away from the porch or chip at the edges, we rebuild them with even rises so every step feels the same underfoot.
Slab foundation building
For an addition, a detached garage or a backyard unit, we form and pour the slab foundation the building sits on, with the steel set before the pour.
Foundation installation
We form perimeter foundations for additions and rebuilt sections to the engineer's drawings, and we check every dimension before the truck shows up.
Concrete parking lot building
Parking areas at small apartment buildings and storefronts take turning tires every day, so we pour them thicker where cars and delivery trucks turn.
Concrete footings
Footings carry the weight of a deck post, a block wall or a patio cover to firm ground. We dig them to the depth the plans call for.
Foundation raising
When a corner of the house has dropped and doors start sticking, we find out why it moved before we talk about lifting it back into place.
Concrete cutting
We saw-cut openings, trenches for new lines and clean edges where a damaged section comes out, so the concrete that stays doesn't crack along a ragged break.
Get a written concrete estimate for your Bay Point property
We reply within one business day to set a time. I come out myself to look at the job and write up a free estimate on site, and you're under no obligation to go ahead.
(925) 536-0945- Based in
- Concord, CA 94519
- Hours
- Mon–Fri: 6 AM–11 PM, Sat–Sun: 8 AM–9 PM
Working in Bay Point, where the county issues permits
Bay Point is unincorporated, which means it has no city government. That makes Contra Costa County the office that issues building permits and does the inspections for work here. The county says many projects need planning approval before you can apply for the building permit. If your job needs that step, it's the part most likely to push back a start date. I check with the county about your address before I write the estimate, and we handle the permit paperwork when one is needed. We're licensed and insured, so feel free to ask about that before you sign.
A few things set the price. The first is the size of the slab. The second is whether old concrete has to be broken out and hauled off. The third is how much work the subgrade needs before it can carry the slab, the subgrade being the dirt the slab rests on. The last is the finish you pick. Access matters too, because a truck that can pull right up to the forms saves the time it takes to wheel concrete through a side yard. The schedule depends on the county, the weather and the days new concrete needs to harden before you use it. We work the same way in Pittsburg next door and in the other cities around Concord.
Why Bay Point driveways and patios need work
Most of the slabs we see on Bay Point properties have carried cars and foot traffic for a long time, and it shows. They have cracks running through them, chipped edges and low spots where water sits after a rain. When a slab tips toward the house, I'd fix the pooling first, because it sends rainwater against the foundation in every storm. When we replace the slab, we slope it so water heads for the street or the yard. We give it a broom finish, a fine texture dragged into the fresh surface so feet and tires don't slip.
The county describes Bay Point residents as a whole as disproportionately vulnerable to seismic hazards, landslides and coastal flooding, among other hazards, and it notes that a single property may differ. That doesn't tell me what your lot will do. It's still why I look at the ground and the slope before I price anything, and why I'll talk with you about rebar. Rebar is steel bar set inside the slab, and it holds a crack tight so the pieces don't shift apart.
How a concrete job runs when you call us in Bay Point
On your end, it's a call or a message, one visit where we walk the job together, and then the work itself, with me on site.
Tell us about the slab
Call (925) 536-0945 or send the form and tell us what you're seeing. It might be cracks, sinking, pooling water or a new patio you'd like, and we'll get back to you to set a time for a visit.
Walk the site together
I look at the old concrete, the ground and where the water runs, and I explain the choices in plain terms, including what each one does to the price. It helps if you're home so you can see what I'm seeing, and you get the estimate in writing to read before you decide anything.
County paperwork, then the pour
We check with the county about your address and handle the permit paperwork when one is needed. If your project needs planning approval first, that comes before the building permit and adds time at the start. After that, our crew digs out and packs the base, sets the forms and pours, with me on site.
Curing and the final walk
Concrete keeps gaining strength for days after the pour, and that wait is called curing. I'll tell you when the slab is ready for foot traffic and when it's ready for the car, and before we leave we walk the finished job with you.
Questions about concrete work in Bay Point
Do I need a permit to replace a concrete driveway in Bay Point?
It may need one, and the county can confirm it for your address. The county says almost all projects require a building permit, and it asks owners to contact its staff to check what a given job needs. I check before your estimate is final, and we handle the paperwork if a permit is called for.
When does a retaining wall in Bay Point need a permit?
The county requires a building permit for a retaining wall that is 3 feet or more in height. A shorter wall can still need other approvals, so we check with the county about your lot. On a slope, we talk about drainage behind the wall at the same visit.
How do I apply for a concrete permit in Bay Point?
You apply online through the county's ePermits Center, which takes building, planning and public works applications. The county issues permits to an appropriately licensed contractor or to the property owner, and a tenant can get one with the owner's written authorization. When your job needs a permit, we handle that paperwork for you.
Does a new driveway or patio in Bay Point need a drainage plan?
It can, because the county requires a drainage plan for certain projects, including ones that add 1,000 square feet or more of new hard surface. Grading or clearing more than 10,000 square feet down to bare soil is another trigger. A patio on its own usually comes in well under that, but a new driveway plus a patio can add up, so I measure during the visit and tell you where you stand.
How much does a concrete driveway cost in Bay Point?
You get your price in writing after I've seen the driveway, because the things that swing it most, the old slab and the ground under it, only show up on site. If you need to trim the budget, cut the finish before the base. A plain broom finish over a well-packed base will outlast a fancy surface over loose dirt, and the base is the one part you can't fix later without tearing the whole thing out.
What causes concrete driveways in Bay Point to crack and sink?
Most of the sinking we see comes from the base, because a slab poured over dirt that was raked level, rather than dug out and packed, settles as that dirt settles. Concrete also cracks as it shrinks. Control joints are grooves cut into the slab so it cracks along a straight line you'll barely notice, and when they go in late or get skipped, the cracks wander. We pack the base, slope the slab away from the house and cut the joints on time.
Concord, CA
Tell us about your Bay Point concrete project
Bring your permit questions to the same call, and I'll tell you what the county side looks like for your address before you spend a dollar.




