Jurupa Valley Concrete Pro pours drives, patios and pool decks across Temescal Valley, 17 miles south down the I-15 from our Limonite Avenue yard. Every estimate is measured and written on site.
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Temescal Valley is a canyon corridor rather than a valley floor. Almost every home stands on a bench a grader cut from one slope and filled against the next, and the two halves behave differently.
The canyon floor maps as Ramona sandy loam: sandy at the surface with a sandy clay loam layer beneath it that takes on water through a wet winter and keeps it. Climb toward Trilogy and the map turns to Friant fine sandy loam, shallow enough that schist and gneiss sit within 20 inches. Out past Terramor it is a Cieneba and rock outcrop complex on slopes of 30 to 75 percent, granite a foot down. One lot can carry two of the three.
So the question on a lot here is not what the soil is but where the cut ends. On the cut side a shovel stops on rock; on the fill side it goes through placed material for several feet, and a slab laid straight across the line is held at one end and slowly let go at the other. We open a hole at both ends of the pour, take the fill side back to firm ground, lay 4 inches of Class 2 base compacted in two passes, run number 4 steel at 18 inches, and joint the line where cut meets fill.
Eight of the sixteen jobs this yard takes on, set out for a place where 87 of every 100 homes went up after 1990 and the concrete is not yet old enough to have failed.
Drives here are second drives. The builder set a two-car approach in the 2000s and the household now parks four, so the job is width rather than replacement. The apron where the concrete meets a county road carries a permit of its own, and the slab behind it goes down 5 inches.
Every tract in the canyon was handed over with a graded pad and nothing on it, so a patio is the first slab an owner adds. We set it a step below the door, pitch it to the lot drain the builder cut rather than to the fence, and joint it at 10 feet.
Builders along the canyon laid a paver apron at the front door and left the back bare, and owners want the two to read as one house. A stamped pattern is cast into the slab itself, so nothing lifts or needs resanding, and the color goes to the architectural committee first.
Walks here have two different owners. Inside the master-planned tracts they are association property and the tract map shows where the line runs; along a county road the fronting owner maintains them under Streets and Highways Code section 5610. We settle which before cutting.
Garage slabs in the canyon are barely 20 years old, so the work is rarely a replacement. It is getting one flat and dry enough to take a coating, which starts with a moisture test, because a slab on engineered fill can push water up through an epoxy months after it looked cured.
Color here has to clear two judges. The architectural committee that runs your tract approves the shade, and the afternoon sun off the ridge decides if it still looks like that in five years. We mix color through the load rather than staining a surface, and finish with a broom.
A pad cut into a slope leaves a bank at one end of the lot, and that bank is what most walls in the canyon hold. We foot into the cut side, where granite or schist often sits within a foot of the surface, and drain behind the stem. Over 4 feet, footing to top, it is permitted.
Casitas, workshops and converted garages all begin as a floor. We pour over a 10 mil barrier on 4 inches of compacted base, trowel the surface flat enough to take tile later, and lay the joints out to the room rather than to the reach of a bull float.
Temescal Valley is a census place in unincorporated Riverside County, so the counter is the county one. Building permits come from Riverside County Building and Safety under Ordinance No. 457, which the Board of Supervisors amended in December 2025 to adopt the 2025 California codes. The office is on Lemon Street in Riverside, and it is the same file whether the mail comes to a Corona address or a Temescal Valley one.
Anything in a county road takes a second permit from a second department. The apron at the curb, the culvert under it and the parkway beside it are an encroachment permit from the Riverside County Transportation Department under Ordinance No. 499, and most are issued inside 14 working days. The body that meets locally, the Temescal Valley Municipal Advisory Council, advises the district supervisor and issues nothing at all.
Our yard is 17 miles north, and the run down the I-15 to Temescal Canyon Road takes about half an hour outside the commute, so a job here goes in the diary as whole days, never as a morning call. The Cleveland National Forest closes the west side of the corridor and the wind comes over that ridge in the afternoon, which is why we form early and pour by eight from June to September. December to March the mix goes down between storms, off a covered pad.
Four stages, one crew, and the man who measures the lot is the man who prices it. Because the county holds the file rather than a city, the paperwork starts the same week the figure is agreed.
Daniel Reyes measures the pour and opens a hole at each end of it, because a pad this size usually has cut at one end and fill at the other.
Placed fill comes out to firm material. Four inches of Class 2 base then goes down over it, plate-compacted in two passes.
We apply to Riverside County Building and Safety, and to Transportation where the work touches a county road. You never open an account.
Saw cuts go in the same night. It is walked on the next day and driven on a week later, and the forms and the spoil leave with us.
Give us the address and a note of what you want poured, and a visit is booked to put a tape over it. There is no charge for the measure, and none for the figure that comes out of it.
Reviews
Reviews our own customers left on Google and Facebook. The jobs behind them are the ones set out above: pads cut into slopes, tract patios, and walls holding a bank at the end of a lot.
“They measured our driveway on a Tuesday and handed me the written estimate before they left. The crew was on site four days, poured 540 square feet at 5 inches in one morning, cut the joints that afternoon, and after its first summer over 100 degrees there is not a crack in it.”
“A tree root had lifted the same sidewalk slab three winters running. They cut the root back, set a root barrier, poured the new section 4 inches on compacted base and pulled the right-of-way permit themselves. Ten months on it is still flat.”
“Our patio was original to the house, 1980s and crumbling. Daniel walked the base prep with me before they started: they dug out the clay, packed gravel in layers, poured 300 square feet in ashlar slate and sealed it at 28 days. It looks like cut stone.”
What people ask on a canyon lot: what moves the figure, which office the permit comes from now that there is no city, why a new slab drops in one half, and how long you stay off it.
Where the cut meets the fill, first. A pour sitting wholly on rock or wholly on placed fill is straightforward; one that crosses the line needs the fill side dug out and rebuilt, and that is machine hours before a yard of concrete arrives. Access comes next: a lot here often has a slope one side and a fence the other. Size, depth and the finish sit behind that. Every estimate is measured and written on site.
Riverside County does, not a city. Flatwork at grade in your own yard usually needs nothing: the residential code exempts a driveway or a sidewalk sitting no more than 30 inches above the adjacent grade, and it exempts a retaining wall up to 4 feet taken from the underside of the footing to the top of the wall. Past either line, or into a county road, we file with the county and meet the inspector.
Because the pad under it is two things at once. The grader cut into the slope at one end and filled against it at the other, and placed fill keeps compressing for years while a cut face does not move at all. A slab bridging the two is carried at one end and gradually unsupported at the other. The fix is to dig the fill side out to firm material and rebuild it in compacted lifts.
In most of the canyon, yes. These tracts were built as master-planned communities and each keeps an architectural committee that signs off anything visible from the road: outline, shade and texture. It is a separate submission from the county one and usually the slower of the two, so it goes in first. The drawing and a sample of the finish are prepared here and handed to you to lodge.
One day before anyone walks across it, 7 days before a car goes on it, 28 days to full strength. Most drives and patios are 2 or 3 days on site, a full pool deck 4. We saw the joints inside 12 hours of the finish, which is what decides where the shrinkage shows rather than leaving it to wander.
Yes, and depth to rock is what does it. On the higher ground toward Trilogy and Terramor the survey shows soil only a foot or so over granite or schist, so a footing is cut rather than dug and a wall is often shorter than the bank makes it look. Down on the canyon floor the Ramona profile runs deep with a clay layer under the sand, which holds water and wants closer joints and a deliberate fall.
This yard reaches 20 towns across four counties inside a 25 mile radius, and Temescal Valley sits 17 miles down the canyon from it. Where a boundary runs along a street, it is the parcel that settles which town the job is in.
Open the Jurupa Valley Office in Google Maps Send the address and a note of what you want poured. A call comes back within 1 business day and the measure is booked on it. We hold a CSLB C-8 license and carry liability insurance on every job.