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Unilock Construction in Campbell, CA | Toolbox Contractors
We provide independent Unilock paver and wall installation across Campbell, and the thing that separates our work here is simple: nearly every job starts with demolishing an original 1950s-60s concrete apron before the first paver gets set. Most Campbell lots in 95008 are built out, which means base prep, disposal, and drainage correction drive the schedule and the final price far more than paver selection. Our crews know Unilock’s Brussels Block, Beacon Hill, Yorkville, and U-Cara lines inside and out, and we’re not a manufacturer-authorized dealer, so we’ll tell you straight whether a repair will hold or a full replacement actually makes sense. Call (855) 382-3257 for a free estimate on your Campbell Unilock project.
Why Campbell Residents Choose Us for Unilock Service
Unilock pavers behave differently on Campbell’s clay soil than they do in most of the Bay Area, and you need a crew that has watched how they settle here. Norm Castellano grew up around half-finished remodels and learned the trade at San Bernardino Valley College before spending nearly two decades framing, roofing, and rebuilding homes across the Inland Empire. That background means we approach Unilock work like a general contractor, not a landscaper who only thinks about pavers. The grading around your slab-on-grade foundation matters. The downspout discharge point matters. The way winter rain channels off a 1950s ranch roof matters. We measure and correct all of it before we set the first course, because a paver field is only as good as what’s underneath it. Campbell homeowners call us when they want one crew that understands the whole property, not just the hardscape on top of it.
Styles & brands we work with







Common Unilock Construction Problems We Solve in Campbell
- Joint sand washout and paver shifting along driveways. Campbell’s winter rains run hard off the low-slope roofs of 1950s ranch homes, and when downspouts disgorge directly onto a Unilock driveway, the polymeric sand washes out in a season or two. We re-sand, correct the drainage, and re-set shifted pavers so the edge restraints have something solid to hold.
- Edge restraint failure on patios and seat walls. Original slab-on-grade foundations in 95008 sit on unamended clay that expands and contracts through the wet-dry cycle. When a Unilock patio edge was installed without proper restraint against a foundation, the base migrates and the border units start to roll. We cut, compact, and re-anchor those edges properly.
- Efflorescence and surface spalling on Brussels Block and Beacon Hill pavers. Campbell’s hot, dry summers punish unsealed pavers, especially when irrigation overspray keeps hitting the same field. White mineral bloom and flaking surfaces show up within a few years. We clean, treat, and seal the field so the face holds up through the next heat wave.
- Settlement at downspout discharge points. U-Cara wall caps and step units routinely sink where original grading was never fixed. Water ponds at the wall base, the subgrade softens, and the whole run drops. We address the discharge first, then re-level and re-set the affected units.
- Base failure under driveways poured over old concrete rubble. Homeowners who had a previous contractor lay Unilock over a cracked 1950s apron without removing it see heaving and high-low joints within two winters. We tear out the old concrete, haul it off, and build a proper compacted base that doesn’t telegraph the old slab’s cracks upward.
Unilock Service in Campbell: What Local Conditions Mean for Your Equipment
Because nearly every lot in 95008 is already built out with a 1950s-60s ranch, Unilock driveway and patio work here almost always begins with demolishing and hauling off an existing concrete or asphalt apron poured when the house was new. That means the base prep and disposal, not the pavers, drive the schedule. A Unilock driveway replacement in the blocks west of Downtown Campbell might take three full days before any pavers go down, simply because the original slab has to be cut, broken, and trucked out, then the subgrade re-compacted to handle Campbell’s clay. Compare that to a greenfield patio install in a newer development, where you scrape topsoil and start building base the same afternoon. The difference shows up in the final price, and it’s the reason we never quote Campbell Unilock work without walking the site first. On a ranch home off Downtown Campbell’s older core blocks, the original concrete driveway had cracked and settled toward the garage, so we tore it out, corrected the grading away from the shallow slab foundation, and installed a Unilock Brussels Block driveway with proper edge restraint and polymeric joints. The homeowners gained a wider, level apron that sheds winter rain away from the original garage slab instead of ponding against it.
Unilock Models & Products We Service in Campbell
We install and repair the Unilock lines that show up most often on Campbell’s small-lot ranch properties: Brussels Block, Beacon Hill, Yorkville, and U-Cara. For repair work, we source genuine Unilock pavers, wall units, edge restraints, and the brand’s proprietary polymeric sand so color and dimensional consistency stay tight with the existing field. For base course, drainage aggregate, and geotextile, we use quality local materials matched to the manufacturer’s spec rather than cheaper substitutes. When a Unilock installation has failed, we assess whether re-sanding, re-leveling, or replacing a localized run will restore it before recommending a full tear-out. Most Campbell failures we see are base and drainage problems, not worn pavers. We keep our full-scope approach here too – our Unilock sales & service work often pairs with roofing, drainage, or foundation corrections on the same property, because the hardscape doesn’t live in a vacuum.
See the difference
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After
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AfterUnilock Service Pricing in Campbell
| Service | Campbell Price Range |
|---|---|
| Paver Driveway Installation | $7,000 – $18,000 |
| Concrete Driveway Installation | $4,500 – $12,000 |
| Asphalt Driveway Paving | $3,500 – $9,000 |
| Driveway Replacement | $5,000 – $14,000 |
| Driveway Sealing | $250 – $700 |
| Paver Patio Installation | $3,500 – $11,000 |
What drives cost in Campbell specifically is the demolition and haul-off of that original concrete or asphalt apron, the amount of clay subgrade that needs amending or replacing, and whether we’re correcting drainage against an existing foundation. A paver patio in a backyard with decent soil runs lower; a driveway demo-and-replace against a slab-on-grade garage runs higher. Every free estimate includes a written, line-item quote for the whole scope, not just the pavers. Call (855) 382-3257 for an exact number on your Campbell project.
Serving Campbell, CA — Our Local Coverage Area
We’re a Campbell General Contractor and know this community well. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs – Unilock Construction in Campbell
We don’t recommend it, and we won’t do it. In Campbell’s clay soil, an overlay telegraphs every crack and settlement of the old slab up through the pavers within a couple of seasons, and you’ll spend more on re-leveling than you saved on demolition. We tear out the old apron, correct subgrade and drainage, and build a proper base so the Unilock in Cambrian Park field stays flat. Call (855) 382-3257 for a straight answer about your driveway’s condition.
Clay expands when wet and shrinks when dry, which is exactly the cycle Campbell sees every winter and summer. If the subgrade isn’t amended and compacted properly, and if drainage isn’t directed away from the paver edges, the field will shift, the joints will wash out, and the edges will roll within a few seasons. Our Campbell service area work always starts with correcting those soil and drainage realities before any Unilock unit goes down.
Yes on both, and the summer heat makes sealing less optional here, not more. Hot, dry summers accelerate efflorescence and surface spalling on unsealed units, and irrigation overspray amplifies it. Re-sanding keeps joints tight through winter; sealing protects the surface through summer. We can set a maintenance schedule that fits your specific exposure.
For the pre-war bungalows and older core blocks around Downtown Campbell, we typically recommend Saratoga Unilock service options like Brussels Block or Beacon Hill in a tumbled or blended finish. They read appropriately against older architecture and handle the small, linear patio footprints common on those lots. The right product depends on your specific yard, and we’ll walk it with you before recommending anything.
It can, but only if the drainage correction is built into the Unilock in Monte Sereno job, not just the pavers themselves. We can re-grade the field to shed water away from your foundation, and we can install a properly drained base that won’t trap water under the pavers. That’s the difference between a driveway that lasts and one that ponds against the garage slab in January. Call (855) 382-3257 for a free drainage and install estimate.
Service Areas Near Campbell
We serve the full Campbell footprint including 95008, 95009, and 95011, plus the surrounding communities on this side of the valley. That includes Unilock service in Buena Vista and Unilock service in Boulder Creek for homeowners who want the same full-scope approach closer to the foothills.
Book Your Unilock Service in Campbell Today
If you’ve got a Unilock driveway, patio, or wall that’s shifting, washing out, or just at the end of its life, call (855) 382-3257. Norm and the Toolbox Contractors crew will walk the site, then tell you exactly what it actually needs. Tell me what you’ve got and I’ll tell you what it actually needs.
Written by Norm Castellano, Owner at Toolbox Contractors, serving Campbell since day one.