
Retaining Walls in Huntington Beach, CA
Engineered concrete retaining walls — short garden walls to tall structural barriers. Designed for SoCal soils, drained right, built to last decades.
Retaining Walls That Stay Standing
A retaining wall holds back hundreds — sometimes thousands — of cubic feet of saturated soil during a storm. Cut corners on the footing, the rebar, or the drainage and you don't get a small problem; you get a wall on the ground and a yard full of mud. We've been engineering and pouring retaining walls across SoCal hillsides since 1995, and we don't compromise on the structural details.
S&P pours short decorative garden walls, taller landscape walls with integrated planters and seat caps, and full structural retaining walls up to 20+ feet for slope stabilization, terraced lots, and below-grade construction. We coordinate with structural engineers when permits require it (any wall over 4 ft does in California) and handle drainage, waterproofing, and backfill correctly — because that's where most retaining walls actually fail.

Why S&P Retaining Walls Last
It's not the wall that fails first — it's the drainage, the footing, or the rebar. We get all three right.
Engineering Coordination
Walls over 4 ft require structural engineering. We work with the engineer or bring in our own.
Drainage & Waterproofing
Backfill gravel, perforated pipe, weep holes, and waterproofing on the back face — every time.
Permit Coordination
We pull the permits and coordinate inspections so you're not chasing the city.
Aesthetic Finishes
Smooth, board-formed, stamped, stained, capped — your wall doesn't have to look like a freeway barrier.
Drainage Done Right — Behind the Wall
Behind every wall we install gravel backfill, perforated drain pipe, and weep holes to relieve hydrostatic pressure. Skip this and you've built a dam — and SoCal storms are relentless about finding your shortcuts.

Engineered Footings & Rebar
Wall thickness, footing size, rebar grade and spacing — all specced to the actual soil and load. Anything over 4 ft gets engineered drawings; we follow them exactly.

Every Wall Variant Engineered Right
From short decorative walls to major slope-stabilization structures — here's what S&P pours.
Garden & Decorative Walls
Short walls (under 4 ft) for terracing, planters, and yard definition. No engineering required — just clean lines and good finishes.
Engineered Landscape Walls
Mid-height walls (4–8 ft) with full structural engineering, drainage, and rebar. The most common project we pour.
Slope Stabilization
Tall walls and tiered systems for hillside lots. We coordinate with geotechnical engineers when soil conditions warrant it.
Below-Grade & Basement Walls
Below-grade retaining walls for new construction, basements, and walk-out lower levels. Waterproofed and drained correctly.
Tiered & Terraced Systems
Multiple short walls stacked up a slope — easier to permit, often more attractive, and useful for usable garden space.
Seat & Planter Walls
Integrated outdoor furniture: walls with caps wide enough to sit on, or planters built into the wall structure.
Inside a Retaining Wall Project
Every engagement includes the following as standard.
Retaining Walls Engineered for Our Soil
30 years on Southern California hillsides. We've seen what holds up and what doesn't.
Expansive Soil Experience
Clay-heavy SoCal soils swell when wet. Our footings and drainage are sized to handle it — your wall isn't fighting the weather.
Seismic Considerations
California rebar and footing requirements account for seismic load. We design for it as standard, not as an upgrade.
Storm Drainage Priority
Atmospheric river storms hit SoCal harder every year. We over-engineer drainage so a 100-year storm doesn't take your wall down.
Permit-Ready Process
We handle engineering, permits, and inspections from start to finish. You sign off, we deliver a wall that's legal and built right.
Retaining Walls FAQ
Yes — fully licensed in California, bonded, and insured with general liability and workers' compensation coverage. We can provide certificates of insurance on request before any project starts.
Yes. For projects that require permits — new driveways, ADUs, retaining walls over 4 ft, structural foundations, seismic retrofits — we pull the permits and coordinate inspections so you don't have to chase the city.
Every pour includes a written workmanship warranty. Specific terms vary by scope (a flatwork driveway is different than a structural foundation), but the through-line is simple: if something we did doesn't hold up the way it should, we make it right.
Foot traffic: 24–48 hours. Light vehicle traffic: 7 days. Full cure (90% strength) typically by 28 days. We'll give you specific cure times for your project before we leave the site.
Anything over 4 ft (measured from footing to top of wall) requires engineering and a permit in California — and we always recommend engineering anyway for walls retaining a load. We've poured retaining walls from 2 ft garden walls up to 20+ ft commercial structures.
Yes — and you should never hire a contractor who skips it. Behind every retaining wall we install gravel backfill, perforated drain pipe, and weep holes to relieve hydrostatic pressure. That's what makes a wall last.
Got a Slope That Needs Holding Back?
Whether it's a small garden wall or a 12-foot structural barrier — we'll engineer, permit, and pour it right.
Request Your Free Estimate
Fill out the form below and we'll get back to you within one business day.
Contact Details
Prefer to reach out directly? We're here to help.
Phone
(818) 270-5581
georgew@spconstructionca.com
Address
Huntington Beach, CA
Hours
Mon–Sat: 8 AM – 6 PM
Service Areas
Huntington Beach, Long Beach, Newport Beach, Santa Ana, Irvine, Westminster