Concrete Crack Repair in Las Vegas, NV

What concrete crack repair means here

Routing and filling cracks that are stable, and identifying those that are not. That sounds simple, and the pour itself is. What separates work that lasts from work that fails in five winters is everything that happens before the truck arrives, and almost none of it is visible once the job is finished.

Under most of the Las Vegas Valley there is caliche — a cemented layer of calcium carbonate that the desert has been building for thousands of years. It can sit six inches down or six feet down, and it can be a thin crust or two feet of material that has to be ripped. Caliche is not a problem in itself; it is a good bearing layer once you reach it. The problem is a contractor who quotes a job without knowing where it is, then hits it on day one and issues a change order.

The second factor is sulfates, and it is the one that separates a slab that lasts thirty years from one that spalls in eight. Soils across the valley carry sulfate concentrations high enough that ordinary cement is chemically attacked from below. The reaction expands inside the concrete and pushes it apart. The answer is sulfate-resistant cement — Type II or Type V depending on the exposure class — and it is not an upgrade, it is what the exposure requires. A quote that does not name the cement type has not priced this.

How we build it

Base. a crack with one side higher than the other is a subgrade failure and filling it wastes money. The base is not padding. It spreads load and it drains, so water moving under the slab has somewhere to go. In this valley there is a second question before any of that: how deep the caliche sits. It can be six inches down or six feet, a thin crust or two feet that has to be ripped, and a contractor who quotes without putting a test hole down is quoting a number that will change.

Cement type. 4,000 psi with type ii or type v sulfate-resistant cement, selected from the exposure class of your soil rather than by default. Soils across the Las Vegas Valley carry enough sulfate to attack ordinary cement chemically from underneath. The reaction expands inside the concrete and pushes it apart, so the slab looks perfect for years and then spalls and delaminates from below. A quote that does not name the cement type has not priced this.

Forms and fall. Everything outdoors is pitched to shed water, normally about a quarter inch per foot away from the house. That matters more here than the rainfall totals suggest, because the valley takes its rain in a few violent hours during monsoon season and desert ground sheds water rather than absorbing it. A dead-level slab holds that water against the concrete for days.

Pour and finish. polyurea or epoxy depending on whether the crack still moves. Concrete is finished on its own schedule, not ours: float too early and you seal water into the surface, too late and it will not close. Summer here compresses that window to almost nothing — 110-degree air, single-digit humidity and wind pull water off the surface faster than it can bleed up from below, which is what causes the short random plastic shrinkage cracks that appear before the slab has even set. From June to September we start before dawn, the mix carries an evaporation retarder, and the slab is fogged and covered the moment it is finished.

Joints. Control joints are cut about a quarter of the slab depth, spaced in feet at roughly two to three times the thickness in inches. On a four-inch slab that is eight to twelve feet. They do not stop cracking. They decide where the crack goes, and a crack in a joint is invisible.

Cure. Traffic same day. Concrete gains strength by hydration, not by drying out, so keeping moisture in during the first days matters more than the weather afterwards.

What it costs

$7-$20 per linear foot for concrete crack repair in Las Vegas. Four things move that number: the area, the finish, whether there is an existing surface to break out and haul away, and whether a truck can reach the pour. That last one surprises people. A back garden a mixer cannot reach means the concrete moves by barrow, and the labour on that is real money.

Be careful with quotes that come in well under the range. The savings are usually in the parts you cannot see afterwards: a thinner slab, less stone under it, or a mix without air entrainment. All three look identical on the day the job finishes and all three show up in year three.

The mistake we see most

The question is never the crack, it is whether the ground under it has stopped moving. We mention it because it is the failure we are called out to fix most often on other people's work, and because it costs nothing to get right at the start.

Related work

Concrete Resurfacing · Concrete Sealing · Concrete Leveling · Concrete Driveway Replacement · Concrete Removal · Concrete Patios

Where we pour

We cover Las Vegas, Henderson, North Las Vegas and the wider Clark County valley, including Summerlin, Summerlin South, Henderson, Green Valley, Anthem, Seven Hills, Inspirada, North Las Vegas, Aliante, Centennial Hills, Skye Canyon, Lone Mountain, Providence, Paradise, Spring Valley, Enterprise, Silverado Ranch, Mountain's Edge and 34 more areas.

Questions we get asked

How much does concrete crack repair cost in Las Vegas?

$7-$20 per linear foot, installed. The spread comes from size, finish and access. A small area costs more per square foot than a large one because mobilising the crew and the truck costs the same either way. We quote on site after measuring, and the price we write down is the price you pay.

How long does the work take?

Most residential work is one to three days on site. Demolition and base preparation take the first day, the pour is a single session, and finishing follows the concrete as it sets. Traffic same day.

Do you handle permits?

Las Vegas County requires a permit for work in the public right of way, which covers sidewalk and driveway apron replacement. Work behind the property line usually does not need one, though impervious-surface limits apply on some lots. We tell you which applies before we quote.

What happens if it cracks?

Concrete cracks; the job of the control joints is to decide where. We cut them at the right spacing for the slab and warrant our workmanship. A hairline crack at a joint is the system working. A crack with one side sitting higher than the other is a base problem, and that we come back for.

Get a price for your concrete crack repair

Call (702) 966-9498 and we will come out, measure, and leave you a written quote. There is no charge for the visit and no obligation afterwards.