New Orleans ConcreteNew Orleans, LA

Concrete Contractors in Westwego, LA

New Orleans Concrete Contractors serves Westwego and the surrounding Jefferson Parish west bank with residential and commercial flatwork built for the specific ground conditions here: alluvial clay over former backswamp, a water table that sits 2 to 4 feet below grade, and a settlement pattern that develops wherever old fill meets native soil. Every job starts with subgrade evaluation because in Westwego, skipping that step is the single reason driveways and slabs fail within five years of the pour. Estimates are free, site visits take 30 to 45 minutes, and all work is coordinated through Jefferson Parish Department of Inspection and Code Enforcement when permits apply.

Westwego

Key facts

  • Westwego sits on alluvial clay with a water table 2 to 4 feet below grade, making subgrade prep the most critical step in any pour.
  • Residential driveways here are poured at 4 to 5 inches of 3500 PSI mix over a compacted and tested base to resist differential settlement.
  • A typical 600 sq ft driveway replacement in Westwego runs $7,200 to $10,800 in 2026, depending on demolition and subgrade repair.
  • Control joints are cut every 10 feet within 12 hours of the pour to manage shrinkage cracking in Jefferson Parish clay conditions.
  • Flatwork permits in Jefferson Parish are issued through the Department of Inspection and Code Enforcement; requirements vary by scope and flood zone.

What concrete services are available in Westwego?

New Orleans Concrete Contractors handles the full range of residential and commercial flatwork in Westwego. The scope below covers what homeowners and property managers in this part of Jefferson Parish request most often.

Residential flatwork

Driveway replacement and new construction, patio slabs, garage floors, walkways, and concrete curbing are the core residential services. A standard residential driveway in Westwego is poured at 4 to 5 inches of 3500 PSI concrete over a prepared base, with #3 rebar on 18-inch centers where subgrade conditions warrant added reinforcement.

Commercial flatwork

Parking lots, loading aprons, equipment pads, and ADA-compliant walkways for commercial properties. Commercial pours in this area typically use 4000 PSI mix at 5 to 6 inches, with thicker sections at entry aprons where vehicle loading concentrates.

What do Westwego ground conditions mean for concrete work?

Westwego is built on alluvial clay and variable fill over former backswamp. That combination produces differential settlement, meaning the slab does not sink evenly. One edge of a driveway apron can drop 2 to 3 inches while the opposite end holds, cracking the slab diagonally and creating a lip that catches vehicle tires and rainwater.

The mechanism is straightforward. Where contractors filled low areas decades ago, that fill compresses differently from the native clay beside it. When a slab bridges both zones, the fill side settles faster and the slab cracks at the boundary. A water table sitting 2 to 4 feet below grade accelerates the process: seasonal moisture change softens the clay in wet periods and the subgrade loses support unevenly.

What subgrade preparation is required here?

In Westwego, subgrade compaction testing is not optional. Every pour begins with probing and, on any job over 400 square feet, a compaction test to confirm the base reaches 95 percent Standard Proctor density before concrete is placed. Soft zones get excavated to 8 to 12 inches and replaced with compacted limestone base course in 4-inch lifts, each lift tested before the next goes down. A 6-mil poly vapor barrier goes over the prepared base on any enclosed slab or garage floor to block moisture migration from the shallow water table.

How does drainage affect slab design here?

Flat grades and slow surface drainage are common on the west bank. Every slab is designed with a minimum 1.5 percent cross-slope, which works out to roughly 3/16 inch per foot of fall, so water sheds away from structures and does not pond at the slab edge. Ponding at the perimeter saturates the subgrade and begins the settlement cycle again.

What does concrete work cost in Westwego?

The table below reflects 2026 rates for Westwego and the Jefferson Parish west bank. Subgrade conditions here add to base costs compared with areas built on more stable ground.

ScopePer sq ftTypical job total
Driveway replacement, 500-700 sq ft$12 to $16$7,200 to $10,800
Patio slab, 300-500 sq ft$10 to $14$3,500 to $6,800
Garage floor replacement, 400-600 sq ft$11 to $15$5,200 to $8,400
Commercial parking apron, per sq ft$13 to $18varies by scope

Three factors move the number most in Westwego. First, demolition: breaking out and hauling a 4-inch slab adds $2 to $3 per square foot. Second, subgrade repair: if the base requires excavation and limestone replacement beyond 4 inches, material and compaction labor add $1.50 to $4 per square foot depending on depth. Third, rebar: a standard broom-finish driveway without rebar costs less than a reinforced slab with #3 bar on 18-inch centers, which is what differential settlement risk in this soil typically calls for.

What permits and approvals apply in Jefferson Parish?

Flatwork permit requirements in Jefferson Parish are set by the Jefferson Parish Department of Inspection and Code Enforcement, and what triggers a required permit varies by project type, scope, and flood zone designation. Work that adds new impervious surface, changes drainage patterns, falls within the public right-of-way, or involves property in a designated flood zone is more likely to require review and approval before work begins. General scope changes, accessory structures, and commercial projects typically involve additional review steps.

Specific thresholds, fees, form numbers, and setback requirements are not published here because those values change and the consequences of acting on wrong information fall on the property owner. Confirm all permit requirements directly with Jefferson Parish Department of Inspection and Code Enforcement before scheduling any work.

Recent concrete projects in Westwego

Driveway replacement, Westwego residential

Job type: driveway replacement. 580 square feet of existing 1990s slab, 3.5 inches thick with no rebar, exhibiting a 2-inch drop at the garage apron where fill had consolidated under the right side of the drive. Removed to subgrade, probed the base, and found soft fill to 10 inches on the low side. Excavated soft zone, replaced with compacted limestone in two 5-inch lifts, tested to 95 percent Proctor before placing concrete. Poured 4.5 inches of 3500 PSI over 6-mil poly with #3 rebar on 18-inch centers throughout. Broom finish, control joints at 10-foot intervals. Four days total including base prep and cure inspection.

Rear patio slab, Westwego residential

Job type: new patio slab. 420 square feet on a rear yard that had ponded during rain events because the original grade drained toward the house. Excavated 6 inches, verified native clay was stable and consistent, compacted 4 inches of limestone base, and formed the slab with a 2 percent slope away from the foundation. Poured 4 inches of 3500 PSI with fiber reinforcement added to the mix for crack resistance. Salt finish. Three days including base prep, pour, and finishing.

How do you get a concrete estimate in Westwego?

Call or submit the contact form and a crew member schedules a site visit, typically within two business days. The visit takes 30 to 45 minutes: the estimator walks the area, checks the existing slab or grade, probes for obvious soft zones, and measures the scope. The estimate is free and comes with a written breakdown of base prep, concrete spec, reinforcement, and finish. No work is scheduled until the estimate is reviewed and approved in writing.

Common questions

How deep does the water table go in Westwego and does it affect my driveway?
The water table in Westwego sits 2 to 4 feet below grade, which is shallow enough to affect subgrade stability through seasonal moisture change. A properly prepared base of 4 to 6 inches of compacted limestone holds the slab stable by distributing load above the moisture-sensitive clay layer. Skipping base preparation in this soil is the primary reason driveways settle and crack within a few years.
Why does my Westwego driveway crack diagonally near the garage?
Diagonal cracking at the apron is the signature of differential settlement, where old fill under one side of the slab compresses faster than native clay on the other side. The slab bridges the two zones and cracks at the boundary. Correct repair involves removing the slab, excavating the soft fill to firm material, replacing with compacted limestone, and repourig with rebar to tie the slab across the fill boundary.
What thickness of concrete slab do I need for a driveway in Jefferson Parish?
A residential driveway in Jefferson Parish on typical west bank soil is poured at 4 to 5 inches of 3500 PSI concrete. Where subgrade conditions are poor or the driveway serves heavier vehicles, 5 inches with #3 rebar on 18-inch centers is the appropriate spec. Thinner slabs at 3.5 inches or less do not perform reliably on the alluvial clay common to Westwego.
Do I need a permit for a driveway replacement in Westwego?
Permit requirements for driveway work in Westwego are determined by Jefferson Parish Department of Inspection and Code Enforcement. Whether a replacement driveway requires a permit depends on scope, flood zone designation, and whether the work affects drainage or the public right-of-way. Confirm the specific requirement for your property directly with Jefferson Parish Department of Inspection and Code Enforcement before work begins.
How much does a concrete driveway cost in Westwego in 2026?
A 500 to 700 square foot driveway replacement in Westwego runs $7,200 to $10,800 in 2026. The range reflects demolition of the existing slab, subgrade repair depth, rebar, and finish. Driveways requiring significant limestone base replacement after soft fill is excavated land at the higher end of that range. Per-square-foot cost runs $12 to $16 for most residential jobs.

Concrete services in Westwego

Last updated August 5, 2026

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