Crack Sealing in Lehi

New construction, new cracks

Lehi has been one of the fastest-growing cities in the state, with subdivisions and the Silicon Slopes tech corridor near Thanksgiving Point filling in farmland over the past 15 years. Almost all of Lehi's residential asphalt is young. Young asphalt does not crack from age. It cracks from shrinkage as the binder cures and from the stress of its first few Utah winters.

Homeowners are often surprised to see cracks on a driveway only a few years old. It is normal here. The smart response is to seal those early cracks while they are still narrow, which stops water from ever reaching the base. It is the cheapest insurance there is against the expensive failures that come from ignoring small cracks.

Why even fresh asphalt cracks in Utah

Utah punishes pavement with extremes. Winter nights drop below zero and July afternoons push surface temperatures past 130 degrees. The slab expands and contracts hard between those, and the edges and control joints give first, even on a new driveway.

Then freeze-thaw piles on. Water that works into a fresh shrinkage crack freezes, expands, and widens it, again and again through winter. Sealing in the fall removes the water before the cold arrives, while the crack is still small and the surface is still nearly new. That is the moment to act.

Seal or fill on a young surface

On Lehi's newer driveways the cracks are usually narrow, which raises the fill-versus-seal question. Cold-pour filling is fine for truly tight, non-moving hairline cracks. But even narrow cracks here tend to move with Utah's big temperature swings, so hot rubberized sealing usually holds longer. A crew worth hiring checks whether the cracks are actually working rather than defaulting to one approach.

One note for brand-new driveways: fresh asphalt needs to cure before sealing, often several months to a year. Once the first shrinkage cracks show up, though, sealing them promptly is the right call.

• Tight, stable hairline cracks: cold filling can be enough.
• Narrow but moving cracks: hot rubberized sealing lasts longer.
• Brand-new asphalt: let it cure first, then seal once cracks appear.

Lehi crack sealing cost

Crack sealing is priced per linear foot of crack. In Lehi, hot rubberized sealing typically runs about 1 to 3 dollars per linear foot. A younger driveway with limited cracking will usually hit the contractor's minimum charge, often 200 to 400 dollars, because there is a fixed cost to mobilizing a crew and heating the sealant regardless of footage.

That minimum is worth it on a near-new surface precisely because the job is small and the protection is large. HOA roads and community lots, common in Lehi's master-planned developments, price below the residential per-foot rate. These are typical ranges, not quotes. A free estimate gives you the real figure.

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