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Unilock Construction in Santa Cruz, CA | Timberline Contractors
We install, repair, and rebuild Unilock paver systems across Santa Cruz as an independent contractor, sourcing through Unilock’s dealer network rather than acting as an authorized installer. The thing that makes our Unilock work here different is that every patio, driveway, or walkway we build has to answer to the same Coastal Commission footprint limits and marine-layer moisture that shape every hardscape job in this city. If your existing Unilock field is heaving, staining, or losing joint sand, we’ll tell you exactly what’s failing underneath and whether it’s worth saving. Call (866) 253-5808 for a free estimate.

Why Santa Cruz Residents Choose Us for Unilock Service
Nelson Fung, owner of Timberline Contractors, learned his trade at Los Angeles Trade-Technical College and spent years on bungalow remodels and commercial builds before landing in the general-contractor seat he holds now. The habit he never dropped is asking what’s underneath the finish. That matters with Unilock, because a patio that looks fine in July can fail in February when winter rain finds the weak spot in the base. We’ve rebuilt enough paver fields in this city to know what Santa Cruz soil and drainage do to them.
We run Unilock Brussels Block, Beacon Hill Flagstone, Copthorne, and Eco-Optiloc permeable pavers through our Unilock sales & service pipeline, and we stock Unilock-manufactured edge restraints and their specified polymeric joint sand. No generic substitutes. Color lot, thickness, and permeability ratings are proprietary, and aftermarket pieces show at the seams. When you call us for Unilock work in Santa Cruz, you get a crew that’s already familiar with your neighborhood’s permit path and your house’s drainage pattern.
Styles & brands we work with







Common Unilock Construction Problems We Solve in Santa Cruz
- Efflorescence and salt-driven staining on Brussels Block and Beacon Hill. Marine-layer humidity near Monterey Bay keeps pavers damp longer, which slows joint-sand curing and pulls salts to the surface. We see it constantly on Seabright and Westside patios. Most cases respond to a proper cleaning and re-sanding; we’ll know within one visit.
- Base failure and rutting from under-compacted aggregate. Tight Westside and Seabright lots have soil that saturates in winter rain. If the original installer skimped on base depth or compaction, the paver field heaves and ruts within a few seasons. Those pavers don’t get glued back down – the base gets excavated and rebuilt.
- Edge restraint separation and paver creep on hillside driveways. Runoff from uphill grades scours the bedding layer behind the restraint, especially in the Santa Cruz Mountains. The edge spikes let go, and the outer course starts wandering. We reset the restraint on a properly re-graded edge.
- Joint sand washout and polymer loss on Eco-Optiloc permeable fields. Redwood duff and fine sediment clog the open-graded base, killing infiltration exactly where the permeable system was specified for stormwater compliance. We flush and re-sand permeable fields when they’re salvaging; we rebuild them when the clog goes too deep.
- Concrete driveway replacement over failed hardscape. When the old slab has trapped runoff against a foundation for years – a common sight on pre-1950s Santa Cruz bungalows – we pull it and re-grade before laying a Unilock field that actually sheds water.
Unilock Service in Santa Cruz: What Local Conditions Mean for Your Equipment
Here’s the Santa Cruz-specific reality most generic Unilock pages miss. The Coastal Commission review process plus strict lot-coverage and setback rules on small Westside and Seabright parcels means many Unilock patio and driveway projects here are permitted as re-surfacing of existing impervious footprint. Translation: you can often replace a cracked concrete slab with a paver field without triggering the full coastal-development-permit gauntlet, as long as you keep the pavers inside the prior hardscape line and match the existing drainage pattern. That’s not how it works in Watsonville or San Jose. In Santa Cruz, the permit path shapes the design from day one – and we design every Unilock field knowing which side of that line we have to stay on. Pull a paver 18 inches past the old slab, and you’ve just bought yourself a Coastal Commission review.
Unilock Models & Products We Service in Santa Cruz
We install and service the full residential lineup: Brussels Block for driveways and structural fields, Beacon Hill Flagstone for patio work where the homeowner wants a more natural finish, Copthorne for tighter modular layouts, and Eco-Optiloc where permeability is the point. On the parts side, we hold Unilock-manufactured edge restraints and their specified polymeric joint sand in local stock for faster turnaround in Santa Cruz. If a single Brussels Block cracks or settles, we pull and reset it on a repaired base with a matching color-lot piece. Only fields with failed sub-base or widespread restraint failure get torn out and rebuilt. Nelson Fung’s rule: do it right the first time or explain yourself twice – and he’s not interested in rebuilding a base we should have gotten right once.
See the difference
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After
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AfterUnilock Service Pricing in Santa Cruz
Unilock work varies by field size, slope, base depth, and whether we’re repairing existing pavers or building from scratch. Here’s what you should expect:
| Service | Typical Range |
|---|---|
| Paver Driveway Installation | $7,000 – $18,000 |
| Paver Patio Installation | $3,500 – $11,000 |
| Driveway Replacement | $5,000 – $14,000 |
| Driveway Sealing | $250 – $700 |
What drives the number: compaction depth, drainage corrections, edge restraint replacement, and whether the old base can be re-graded or needs full excavation. A free estimate includes a site walk, base assessment, and line-item quote with no change orders. Call (866) 253-5808 to schedule one.
Serving Santa Cruz, CA — Our Local Coverage Area
We’re based in the Santa Cruz 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 Santa Cruz
It depends on the footprint. If you’re re-surfacing an existing hardscape area and keeping the pavers inside the prior impervious line, many Santa Cruz and Unilock service in Capitola projects clear as resurfacing without full coastal review. Pull the field past that line or change the drainage pattern, and you’re into a different permitting tier. We’ll tell you honestly which situation you’re in before any work starts. Call (866) 253-5808 for a straight answer on your lot.
That white haze is salt and mineral wicking through the paver from constant marine-layer humidity – Monterey Bay air keeps the block damp and slows joint-sand curing, which draws the salts out. We clean and re-sand the field with Unilock’s specified polymeric sand, and the staining typically stays gone once the curing completes. If it keeps returning, we look at drainage and vapor movement under the field.
Yes, they’re often the right call on re-surfaced footprints where the city wants infiltration maintained. The catch here is debris: redwood duff and fine sediment from overhanging trees clog the open-graded base and shut down permeability. We flush and re-sand permeable fields on a maintenance schedule, which is the part most Santa Cruz installs forget.
If the settlement is isolated – a cracked Brussels Block, a low spot at the edge – we pull the affected pavers, repair the base beneath them, and reset matching-color pieces. Whole-field teardown only happens when the sub-base has failed or the restraint has separated all along the run. We’ll show you what we’re seeing before we recommend either path.
It attacks cheap steel fasteners and uncoated edging, yes. That’s why we use Unilock-manufactured edge restraints and their specified fastening hardware, which are built for coastal exposure. We’ve pulled aftermarket edging off Monterey Bay-adjacent jobs that disintegrated in three years. Call (866) 253-5808 for an exact quote on correcting it – estimates are free.
Service Areas Near Santa Cruz
We run Unilock installs and repairs throughout Santa Cruz and the surrounding pockets. Head inland and you’ll catch us in Unilock service in Day Valley and up through the Summit area. Down the coast, we handle Unilock service in Live Oak and the Twin Lakes corridor. See our full Santa Cruz service area coverage for the complete list.
Book Your Unilock Service in Santa Cruz Today
A heaving paver field doesn’t fix itself over a Santa Cruz winter. Call (866) 253-5808 and we’ll get you on the schedule for a free site walk and a line-item quote. Nelson Fung and our crew will tell you exactly what’s salvageable and what’s not.
Written by Nelson Fung, Owner at Timberline Contractors, serving Santa Cruz since his first coastal paver job taught him what marine air does to a bad base.