Concrete Contractor in Woodinville, WA - Driveways and Patios Built on a Packed Base
C&S Bothell Concrete Contractors builds driveways, patios, steps, walkways and slabs for homes in Woodinville, WA, from our base in Bothell. I plan the ground prep and drainage on each job before any concrete goes in.
- Licensed and insured.
- Free estimates at your property.
- We reply within 1 business day.
Woodinville homes, from the valley to the hillsides
Woodinville runs from the shops and wineries along the river valley up into hillside neighborhoods, with established subdivisions, newer homes and some larger wooded lots toward the edges of the city. Most of our calls here are for driveways, patios, front steps and walkways, along with garage slabs and an occasional shop floor on the bigger properties. It's much the same work we do just north in Maltby and south toward Redmond.
The ground shapes the job here more than anything else. A house up on a slope usually has a longer, steeper driveway and less flat room for a patio, so before we talk about finishes, I look at where the water runs and how much digging the base will take.
Concrete services for Woodinville homes and lots
Concrete driveway building
Sloped driveways are common on Woodinville lots, so we dig out and pack the base and set the slope to carry water away from the garage.
Concrete patio construction
A backyard patio usually sits right against the house, so we slope it away from your foundation and pack the base well before we pour.
Stamped concrete services
Stamped concrete gives a Woodinville patio or entry the look of stone or brick, with the same packed base and cut joints as plain work underneath.
Concrete sidewalk building
A front walk that has sunk or been lifted by a tree root becomes a trip hazard, so we take it out, rebuild the base and pour it level again.
Garage floor concrete
A cracked or pitted garage floor in an older Woodinville house can be replaced with a new slab, poured thick enough for cars and sloped toward the door.
Decorative concrete
Colored and textured finishes suit many of the newer homes here, and we choose them with you at the estimate so you know the look before the pour.
Concrete retaining walls
On hillside lots a concrete wall holds back the slope so a yard or driveway can sit flat, with drainage behind it to relieve the water pressure.
Concrete floor installation
For shops, barns and outbuildings on the larger lots here, we pour interior floors on a packed base, with steel inside to keep cracks tight.
Concrete pool decks
A pool deck has to drain away from the water and grip under wet feet, so we set the slope with care and choose a finish that isn't slick.
Concrete steps construction
Front steps on a sloped Woodinville lot carry a lot of traffic, so we build them on solid footings with even rises that are easy on the knees.
Slab foundation building
For additions, garages and accessory buildings, we build slab foundations on a dug-out, packed base and go over the permit side with you at the estimate.
Foundation installation
When an addition or a new garage needs a full foundation, we form and pour it to the plans and lay out the work around any slope on the lot.
Concrete parking lot building
Small business and rental property owners in Woodinville call us for parking areas poured thick enough for steady traffic and sloped so water drains off.
Concrete footings
Decks, porches, posts and walls all need footings set on firm ground, and we dig and pour them so the structure above them stays put.
Foundation raising
If part of a slab or foundation has sunk, we look first at what moved the ground, then raise and support it and deal with the cause.
Concrete cutting
We cut openings, trenches and clean lines in existing concrete, so you can add a drain, a doorway or a new section without tearing out the whole slab.
Get a free written estimate for your Woodinville property
We reply within one business day to set up a time for me to come out. The estimate is free, done at your property and written out with what's included, and there's no pressure to book.
- Based in
- Bothell, WA 98011
- Hours
- Mon–Fri: 8 AM–11 PM, Sat–Sun: 7 AM–11 PM
Working in Woodinville starts with where your lot sits
On a Woodinville job, the first thing I check is which government your property falls under, because a Woodinville mailing address doesn't always mean the city. Inside city limits, the city's Development Services handles permits, permit review and inspections. For a parcel in unincorporated Snohomish County, Snohomish County Planning and Development Services issues building permits and clearing and grading permits. Which office it is shapes when we can start. You can also check two things about any contractor, their state registration and their city business license. The city requires a license for every business located inside its limits, and for a business based elsewhere once its yearly income in the city is more than $2,000. The state Department of Revenue, which runs the city's license application, lists no license from $0 up to $4,000 of that income and a $39 fee above it.
Since we're a concrete contractor based in Bothell, Woodinville is close to home for our crew, and the jobs here run much like the ones we do in Bothell East. The price moves with the size and thickness of the slab, how much old concrete has to come out, how much digging and base work the ground needs, how easily a truck can reach the spot on a sloped lot, and the finish you pick. The schedule turns on any permit review and on curing, the days the new concrete needs to gain strength before you walk or drive on it. My written estimate covers each of those for your job, so you can see where the money goes.
Why Woodinville driveways and patios need careful ground prep
Many Woodinville lots sit on or near a slope, and that changes how concrete holds up. Water running downhill can wash out a thin base and undercut the edge of a driveway, so we set each slab to carry water away from the house and off its edges. The city also treats some hillsides as geologically hazardous, ground it describes as prone to erosion, sliding and earthquakes and not suitable for building on. If your yard is near one, I'll want to look at that before we plan any wall, footing or slab.
Most of the sinking and cracking we're called to fix started under the slab, not on top. The subgrade, the soil the concrete sits on, was raked level instead of dug out and packed with gravel, so it settled and the slab went with it. That base is buried by the end of the first day, which makes it the easiest thing to trim from a budget, and it's the one place I won't trim, because a fine finish on a weak base still cracks. If money is tight, I'd rather pour a plain broom finish, the light texture that gives shoes and tires some grip, on a proper base.
How a concrete job runs when you call us in Woodinville
Here's how it goes from your first call to the final walk-through, so you know who you'll talk to and what you'll have in hand at each step.
Call or send the form
You call (425) 384-1147 or send the form with your address, and we get back to you to set a time for the visit. You don't need measurements or a plan ready.
I visit and write the estimate
I walk the site with you, look at the slope, the old concrete and where the water runs, and ask what the space needs to do. You get a written estimate that spells out what's included and what isn't, so there are no surprises later.
We handle permits and scheduling
Once you're ready, we sort out any permit questions, prepare and file with the city or county office when one is needed, and set the start date around its review. You don't need to be home on pour day, though it helps to keep cars clear of the area.
Our crew pours and finishes
Our own crew digs out, packs the base, pours and cuts the joints, and I lead the work on site. When it's done, we walk the finished job with you and go over when it's ready for feet and when it's ready for cars.
Questions about concrete work in Woodinville
How do I find out if my Woodinville house is inside city limits?
A Woodinville mailing address doesn't settle it, because more than half of the 98072 ZIP code lies in unincorporated King County or Snohomish County. I check which side of the line your parcel is on when I come out for the estimate, since that decides which office handles any permit.
How do I get a permit for concrete work inside Woodinville city limits?
Inside city limits, most permit applications go through the city's online Permit Portal, where you can also pay fees, schedule inspections and track the project. I look at whether your job needs one during the estimate, and when it does, we can prepare and file it for you.
What does Washington require from a concrete contractor I hire?
Washington requires every construction contractor to register with the Department of Labor & Industries and to be bonded and insured. On any home job of $1,000 or more, the contractor also has to give you L&I's disclosure statement, so please ask for it if you don't see it. We're licensed and insured.
Which building code applies to concrete work in Woodinville?
Work in Woodinville falls under the Washington state building code, which uses the 2021 International Residential Code with the state's amendments. The State Building Code Council says the 2024 codes take effect May 3, 2027, so the 2021 editions are the ones in force today.
How much does a new concrete driveway cost in Woodinville?
There's no single price, because a Woodinville driveway's cost comes mostly from its size, the slope and the base work the ground needs, and I put your figure in writing after I've seen the site. On a steep lot, extra digging, a retaining edge or a hard reach for the truck can add to it, while a plain broom finish costs less than stamped or colored work.
What causes a new concrete driveway to crack, and how do you prevent it?
Concrete shrinks as it dries, so some cracking is normal, and the aim is to decide where it happens. We cut control joints, shallow grooves that give the slab a line to crack along, soon after the pour, and use rebar, steel bars that hold cracks tight, in slabs that carry weight. Along with the packed base, we avoid pouring in midday heat, because a slab that dries too fast ends up with a weak, dusty top.
Send us your Woodinville address for a visit
With the address in hand, I can check which office your parcel falls under before I arrive, so the estimate covers the permit side from the start.