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Unilock Construction in Castroville, CA | Timberline Contractors
We install and repair Unilock repair in Elkhorn and other Unilock segmental paving and retaining-wall systems throughout Castroville as an independent contractor, not a dealer, so our loyalty is to the base prep and drainage detail under the pavers rather than to a sales quota. That independence matters here: Castroville’s salt fog and clay-heavy soils punish shortcuts in excavation and edge restraint, and we’ve seen exactly how these failures show up on local lots. Call (866) 253-5808 for a free estimate on any Unilock paver driveway, patio, or wall project in the 95012 ZIP.

Why Castroville Residents Choose Us for Unilock Service
We know paver construction the way a mechanic knows engines: we care about what’s underneath. Nelson Fung, our owner and general contractor, learned the trade at Los Angeles Trade-Technical College and spent years swinging hammers on everything from Eastside bungalow remodels to mid-size commercial builds before starting Timberline Contractors. That foundation informs how we approach Unilock service in Las Lomas and Castroville: compaction, drainage, restraint, and joint detail get more attention than the pretty face on top. Because when the face fails, it’s almost always something underneath that caused it.
As an independent installer, we’re not tied to moving product. If a paver field can be re-laid and saved, we’ll tell you that. If the sub-base has failed and the honest answer is replacement, we’ll tell you that too. Our Unilock sales & service expertise spans Brussels Block driveways, Beacon Hill retaining walls, Eco-Priora permeable patios, and Sierra Stone walkways, and we stock the matching edge restraints, polymeric joint sand, and fasteners that this climate demands.
Styles & brands we work with







Common Unilock Construction Problems We Solve in Castroville
- Efflorescence and salt bloom on paver faces. Castroville sits in the Salinas Valley fog belt with salt-laden marine air. When the compacted base isn’t free-draining, moisture wicks up through the joint sand and leaves white mineral deposits on the paver surface. We fix the drainage, not just the stain.
- Joint-sand washout at driveway aprons and patio edges. The constantly damp fog-belt joints stay saturated for months here. Skip the polymeric sand and the joints will wash out by spring. We compact poly sand into every joint and re-sand any field where the previous installer skipped it.
- Edge restraint failure on older lots. Many Castroville homes built from the 1950s through the 1980s have paver fields butting thin original concrete aprons. The plastic edge pulls its spikes, the perimeter courses spread outward, and you’re left with a wavy edge on your driveway or patio.
- Tree-root uplift cracking Brussels Block units. Frost heave is rare in Castroville, but established street trees near the artichoke fields send roots under paver fields. The roots crack and cantilever the pavers, and re-leveling requires cutting roots and re-compacting the base properly.
- Paver shifting around converted-garage footprints. Castroville’s modest ranch and stucco homes often have garages converted to living space. The original driveway geometry no longer matches the new door placement or ADU access, and pavers that were laid around the old footprint begin shifting as drainage patterns change.
Unilock Service in Castroville: What Local Conditions Mean for Your Equipment
Here’s something a generic paver page won’t tell you: Castroville’s 1950s – 1980s ranch and stucco homes sit on tight lots with attached garages that owners convert to living space, so paver work here usually means threading a new driveway or patio around a converted-garage ADU footprint and draining it away from the building rather than into a neighbor’s yard. That lot geometry changes everything about how we lay out a paver field. The slope has to work with the building, not against it. The edge restraint has to handle irregular boundaries where the original concrete apron meets the new paver field. And the drainage has to move water away from the house on lots that are often no wider than a driveway and a walkway put together. Inland Salinas contractors who work on big, flat, rectangular lots often miss this. We grew up on tight lots, and we plan for them.
On a Brussels Block driveway replacement off a converted-garage lot near the artichoke fields, we found the original pour had settled and the paver field was spreading at the street apron because the plastic edge had pulled its spikes. Our crew stripped the failed restraint, re-compacted the aggregate base with a plate compactor, set hot-dipped galvanized edge restraints, re-laid the matched Brussels Block, and locked it with polymeric joint sand so the damp fog-belt joints stay tight through the wet season.
Unilock Models & Products We Service in Castroville
We work with the full range of Unilock product lines common across the Salinas Valley. Brussels Block, the tumbled dimensional concrete paver, shows up on driveways and patios throughout Castroville. Beacon Hill wall block handles retaining walls and short seat walls on lots with grade changes. Eco-Priora permeable pavers make sense where drainage is tight, especially on converted-garage lots where you want water to percolate rather than pool. Sierra Stone gives an irregular flagstone look for walkways and patio accents. For Unilock repair in Pajaro and throughout the area, we source genuine Unilock units and matching edge restraints so color and dimension match the existing field. We use only hot-dipped galvanized or stainless spikes in this salt-air belt. When a failure is isolated to base or edge detail, we repair and re-lay the existing pavers rather than sell a tear-out. Full replacement only makes sense when the sub-base itself has failed or the field is beyond color matching.
See the difference
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AfterUnilock Service Pricing in Castroville
What you’ll pay for Unilock work in Castroville depends on field size, access, and what’s underneath. Here are the ranges we see most often:
| Service | Price Range |
|---|---|
| Paver Driveway Installation | $7,000 – $18,000 |
| Paver Patio Installation | $3,500 – $11,000 |
| Driveway Replacement | $5,000 – $14,000 |
Base prep and drainage drive the cost more than the paver units themselves. A driveway on flat, well-drained ground costs less than one on a sloped lot with clay soil and poor drainage. Every free estimate includes a written, line-item scope with the base depth, drainage plan, and edge restraint specified, so you know exactly what you’re paying for. Call (866) 253-5808 to schedule yours.
Serving Castroville, CA — Our Local Coverage Area
We’re based in the Castroville 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 Castroville
No. We install and repair Unilock products as an independent contractor. We are not manufacturer-affiliated or authorized, which means our recommendations are based on what works in Castroville’s climate and lot conditions, not on moving inventory. If a smaller paver field or a different edge detail serves you better, we’ll say so.
Yes. We source genuine Unilock units and matching edge restraints and polymeric joint sand so color and dimension match the existing field. Aftermarket or generic units from a different manufacturer will not match Unilock’s color blends or dimensional tolerances, and the repair will be visible. Call (866) 253-5808 for a free repair assessment.
Most Unilock paver driveways in Castroville are done in 5 to 10 working days. Excavation and base prep take the most time, and Castroville’s clay-heavy soils sometimes require deeper over-excavation and a longer compaction schedule than inland lots. Your estimate includes a project timeline with milestones.
We install and repair Brussels Block, Eco-Priora, Beacon Hill, and Sierra Stone product lines. If you have an older Unilock paver field and you’re not sure which line it is, send us a photo or have us take a look during a free site visit. We can match most Unilock products still in production.
In most Castroville cases, we can repair just the edge. If the plastic edge has pulled its spikes and the perimeter courses have spread, we strip the failed restraint, re-compact the aggregate base, set a hot-dipped galvanized edge, re-lay the matched pavers, and lock the joints with poly sand. Full replacement is only necessary when the sub-base has failed or the field is too faded to match. Call (866) 253-5808 for a free site evaluation.
Service Areas Near Castroville
We serve Castroville and the surrounding communities across the Salinas Valley and Monterey Bay region. Many of our clients come from Unilock service in San Juan Bautista and Unilock service in Prunedale, and we regularly work on paver projects in Salinas, Marina, Watsonville, and Moss Landing. If you’re in the Castroville service area or nearby, give us a call and we’ll come take a look.
Book Your Unilock Service in Castroville Today
Whether you’re replacing a failed paver driveway, adding a paver patio off a converted garage, or repairing edge restraint before it spreads further, we’re ready to walk the site with you. Call (866) 253-5808 to schedule a free estimate. Do it right the first time or explain yourself twice.
Written by Nelson Fung, Owner at Timberline Contractors, serving Castroville and the Salinas Valley.