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Unilock Construction in Redwood Shores, CA | Copperleaf Contractors
Unilock construction in Redwood Shores means paver driveways, patios, and retaining walls built on engineered fill that demands deeper base preparation than almost anywhere else on the Peninsula. We’re Copperleaf Contractors, an independent Unilock service provider, and we handle everything from new Brussels Block driveways to repairs on settled lagoon-side patios. If your pavers are shifting, cracking, or spreading near the water, call (833) 589-8173 for a free estimate. We know what Redwood Shores ground actually does.

Why Redwood Shores Residents Choose Us for Unilock Service
We’ve installed and repaired Unilock systems across Redwood Shores long enough to know what fails here and why. Noel Cavanaugh, our owner and Redwood Shores General Contractor, grew up in Sharp Park where salt air and coastal moisture taught him early that exterior materials either hold up or give up. That instinct carries into every Unilock job we take in Redwood Shores. We’re not guessing at what bayfront conditions do to pavers. We’ve watched it happen, dug it up, and fixed it.
We’re an independent service provider, not a manufacturer-authorized dealer. That matters because we don’t push Unilock where another material would serve better. When Unilock is the right call, we use OEM pavers and wall blocks for replacements so color and dimensional match stay true. We also keep aftermarket polymeric sands and stainless edge restraints on hand that are suited to bayfront exposure. Need Unilock work in Redwood Shores? We’re already familiar with Redwood Shores service area permitting and soil quirks. That’s the advantage of a local crew.
One contractor, every trade. That’s how we work. Your paver project gets the same coordinated oversight as a full remodel, because we’re a general contractor first.
Styles & brands we work with







Common Unilock Construction Problems We Solve in Redwood Shores
- Paver migration from corroded edge restraints. Salt-laden bay air accelerates corrosion of the steel edge restraints on Unilock installations. We see this constantly on waterfront and lagoon-side properties in Redwood Shores. The restraint rusts through, pavers spread, joints open, and the whole surface starts moving. We replace with stainless or coated metal and re-compact the edge course.
- Sunken pavers and base erosion after winter rain. Low-lying lots with high water tables are the norm in Redwood Shores. Winter rain saturates the ground, water moves through the base, and pavers settle into soft spots. We excavate, add drainage where needed, re-compact, and reset the units. Patching the surface without fixing the base just moves the problem a few feet over.
- Efflorescence and white surface staining. Foggy marine conditions push moisture through Unilock’s concrete paver joints. What’s left behind is that chalky white deposit. It’s not a structural failure, but it looks wrong. We clean it properly and adjust joint sand to slow the wicking cycle. On some Redwood Shores properties, we recommend a sealer suited to humid bayside exposure.
- Retaining wall block cracking on bay mud. Unilock retaining wall blocks can shift or crack when installed on bay mud without proper geogrid reinforcement. This is a specific problem on sloped waterfront properties where the ground never really stops moving. We rebuild with the right grid layers and drainage behind the wall. A cheap patch here fails within two winters.
- Joint separation on older Unilock Brussels Block driveways. Redwood Shores housing stock runs 20 to 40 years old now. Driveways installed when those homes were built are hitting the end of their original joint sand and edge restraint life. Joints widen, weeds move in, pavers loosen. We re-sand with a polymer suited to wet conditions and replace restraints before the pavers themselves get damaged.
Unilock Service in Redwood Shores: What Local Conditions Mean for Your Equipment
Redwood Shores is built entirely on engineered fill and former tidal marsh. That single fact changes every Unilock installation here compared to Redwood City, San Carlos, or Unilock in Foster City. The water table sits high. The fill settles unevenly over time. Seismic liquefaction is a design consideration, not a hypothetical. For pavers, that means the base layer has to be deeper and more thoroughly compacted than a standard Peninsula job. We’re not doing a four-inch compacted base and calling it done. On lagoon-side streets near the water, we often go deeper and add drainage fabric or clean-rock layers to keep water moving under the pavers instead of pooling in the base.
Then there’s the salt air. Exterior metal near the Bay weathers noticeably faster than a few miles inland. Unilock’s standard steel edge restraints don’t hold up the same way in Redwood Shores. Specifying stainless or coated metal isn’t an upgrade here. It’s the baseline. We learned this the hard way on a lagoon-side street where a failing Brussels Block driveway had original steel restraints rusted completely through. After re-compacting the base, installing stainless restraints, and using a permeable joint sand, that driveway has stayed tight through two winters. Know the site before you touch it. That applies double on fill.
Unilock Models & Products We Service in Redwood Shores
We work with current and legacy Unilock lines. Brussels Block is the most common driveway product we see in Redwood Shores. Cambridge Cobble shows up on patios and walkways. Ledgestone and Beacon Hill are the wall blocks we’re asked to repair or rebuild, often on waterfront lots where the first install skimped on geogrid. For replacements, we source Unilock OEM pavers and blocks so color and dimensions match the existing run. Aftermarket components like joint sand and edge restraints are selected for marine exposure, not whatever’s on the shelf. We also handle full Unilock sales & service for homeowners planning new paver driveways and patios from scratch. If you’re weighing Unilock against another hardscape brand, we’ll walk through the tradeoffs honestly because we install competing lines too. Choose the material, not the markup.
See the difference
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After
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AfterUnilock Service Pricing in Redwood Shores
What you’ll pay depends on access, existing base condition, and whether we’re repairing or replacing. Here’s where Redwood Shores projects typically land:

| Service | Price Range |
|---|---|
| Paver Driveway Installation | $7,000 – $18,000 |
| Paver Patio Installation | $3,500 – $11,000 |
Driveways run higher when we’re excavating failed base, adding drainage, or working a lagoon-side lot with tight access. Patios on small Redwood Shores yards sit at the lower end unless the ground needs significant prep. A free estimate includes a site read from Noel and a written, line-item quote. No one should price a paver job on fill without looking at it first. Call (833) 589-8173 to schedule yours.
Serving Redwood Shores, CA — Our Local Coverage Area
We’re based in the Redwood Shores area 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 Redwood Shores
Yes. Redwood Shores sits on engineered fill and former tidal marsh, so the water table is high and the ground settles unevenly. We compact deeper base layers than standard Peninsula jobs and often add drainage fabric or clean-rock layers. Skipping this step is why so many original paver installations here fail within a decade. Call (833) 589-8173 and we’ll tell you exactly what your project needs.
Salt-laden air off the Bay corrodes standard steel edge restraints and fasteners faster here than a few miles inland. When restraints rust through, pavers spread and settle. We specify stainless or coated metal on every Redwood Shores job near the water. It’s not an upsell. It’s the difference between a surface that holds and one that comes apart in five years.
Yes. We use Unilock in Belmont OEM pavers and wall blocks for replacements, which gives us the correct color and dimensional match. Brussels Block has been in production long enough that we can usually source units that blend with what’s already down. We’ll be honest if your existing pavers have weathered enough that a patch will stand out. In that case, we’ll talk about options. Call (833) 589-8173 for a straight answer.
Fog and marine moisture wick through the joints of concrete pavers, pulling soluble salts to the surface. What remains is that white, chalky deposit. It’s cosmetic, not structural, but it’s persistent in Redwood Shores because the air stays damp so much of the year. We clean it and adjust joint sand to slow the moisture cycle, as we do for Unilock in San Mateo. In some cases, a breathable sealer helps. Estimates are free, so call (833) 589-8173.
Often, yes. Redwood Shores has stringent bayfront and waterfront permitting rules, and anything that changes drainage, coverage, or grades on fill can trigger review. We handle permit applications as part of the project. Don’t let a contractor tell you permits aren’t needed without checking first. We’ll verify before work starts. Call (833) 589-8173 and we’ll walk through what applies to your lot.
Service Areas Near Redwood Shores
We serve Redwood Shores and the surrounding Peninsula. Our crews also work in Unilock service in San Carlos, Unilock service in Emerald Lake Hills, Pacifica, San Bruno, and South San Francisco. If you’re within a short drive of the Bay, we can usually schedule a site visit within the week.
Book Your Unilock Service in Redwood Shores Today
If your Unilock pavers are spreading, sinking, or stained, don’t wait for the next winter storm to make it worse. Call (833) 589-8173 and we’ll schedule a free estimate. We’ll look at the ground, not just the surface. That’s the only way to fix it right in Redwood Shores.
Written by Noel Cavanaugh, Owner at Copperleaf Contractors, serving Redwood Shores and the Peninsula since day one.