
Del Rio Asphalt Paving drives out to Comstock and the surrounding Val Verde County ranch country for asphalt paving, driveway grading, and pothole repair - we know the roads, the caliche soil, and what it takes to get the job done right out here.
Del Rio Asphalt Paving drives out to Comstock and the surrounding Val Verde County ranch country for asphalt paving, driveway grading, and pothole repair - we know the roads, the caliche soil, and what it takes to get the job done right out here.

Ranch and rural properties near Comstock often have long driveways and access roads that need a permanent surface to survive flash flooding and the brutal summer heat. Our asphalt paving work out here starts with base grading through the caliche and limestone ground so the finished surface stays level and drains properly even after a hard storm rolls through a draw.
Comstock properties sit on rocky Edwards Plateau ground where caliche layers and limestone can start just inches below the surface. Proper grading before any paving or construction work requires breaking through that hard layer and re-establishing a level, compacted base - and that is exactly the type of site prep we do routinely in this part of Val Verde County.
Potholes on ranch roads and rural driveways near Comstock form quickly after a flash flood drains through a low spot and undercuts the base. Left alone, they grow with each rain event and become a real problem for farm trucks and larger vehicles. We patch with hot-mix asphalt cut back to stable edges so the repair holds through the next storm season.
The dry air and intense UV out here bake the surface of asphalt fast, opening hairline cracks that let water in during storm season. Once water reaches the base under Comstock's rocky soil, the freeze-thaw cycle in winter and the wet-dry movement in summer widen those cracks rapidly. Sealing early is always far cheaper than waiting for a patch or resurface job.
The rocky limestone and caliche ground around Comstock does not absorb rainfall, which means runoff from even a moderate storm can cut across driveways and wash material away. We install culverts, cut drainage swales, and grade surfaces to redirect water away from paved areas before it causes damage - critical on any property that sits near a draw or low-lying arroyo.
With summer temperatures regularly topping 100 degrees and almost no shade across open ranch land near Comstock, exposed asphalt oxidizes faster than almost anywhere else in Texas. Sealcoating every two to three years replenishes the surface oils, keeps the pavement flexible, and dramatically slows the cracking that the heat and UV cause if left untreated.
Comstock sits on the southern edge of the Edwards Plateau, where the ground is a mix of thin topsoil, hard caliche crust, and limestone bedrock that can appear just inches below grade. Any contractor who shows up here without the right equipment for hard ground is going to be in trouble the moment they start digging. We bring the machinery needed to break through caliche and re-establish a proper compacted base before any asphalt goes down - because paving over a poorly prepared base in this soil type means the surface will crack and heave within a couple of years.
The climate adds another layer of difficulty. Annual rainfall in the Comstock area averages only around 12 to 16 inches per year, meaning the ground stays bone dry for long stretches and then gets hit with sudden, heavy rain. That wet-dry cycle causes even well-prepared bases to shift slightly over time, and the extreme summer heat accelerates oxidation on the pavement surface. We select mix designs and sealants that hold up in these specific conditions, not formulas designed for cooler, wetter climates.
Our crew works throughout Comstock and the surrounding Val Verde County ranch country regularly, and we understand the local conditions that affect asphalt paving work here. Comstock is about 60 miles west of Del Rio along US Highway 90 - the same highway that connects the whole region - and we make that drive regularly with a fully stocked truck so we are not running back for materials mid-job. Because Comstock is unincorporated, we coordinate with Val Verde County in Del Rio for any work that touches a county road or right-of-way, which is something we handle routinely.
Comstock is known to most Texans as the gateway to Seminole Canyon State Park, and the stretch of Highway 90 running through the community sits near some of the most dramatic canyon and Pecos River country in southwest Texas. Properties here range from modest homes in the small community center to large ranch tracts that extend well off the highway. We also serve the neighboring community of Langtry to the west, so if your property falls along this stretch of Highway 90, we cover your area.
Reach us by phone at (830) 488-9351 or through the estimate form on this site. We respond within one business day and can typically schedule an on-site visit within the week.
We drive out to your property in Comstock, assess the ground conditions, measure the area, and walk you through exactly what the job involves. You get a written estimate before any work begins - no surprises when we hit caliche and have to adjust scope.
We arrive with the equipment needed for the job - including rock-breaking and grading equipment if the ground requires it. The caliche base is broken up, graded, and compacted before any asphalt goes down, which is what makes the difference between a surface that lasts and one that fails in the first rain season.
Once the surface is compacted and cured, we do a final walk of the job with you and make sure everything meets your expectations. We are available if any questions come up after we leave - and we are never more than a drive down Highway 90 away.
We serve Comstock and the surrounding Val Verde County ranch country. Free on-site estimates, no obligation.
(830) 488-9351Comstock is a small, unincorporated community in Val Verde County, sitting roughly 60 miles west of Del Rio along US Highway 90. The population is only a few hundred people, making it one of the more remote spots in southwest Texas. Most residents are spread across large lots and working ranch properties rather than a dense neighborhood core. The community sits near the confluence of the Pecos River and the Rio Grande, and the landmark Seminole Canyon State Park - known for ancient Native American rock art - is located right outside town along the highway. The surrounding landscape is rugged Edwards Plateau canyon country: limestone outcroppings, rocky draws, and open range as far as you can see.
The building stock here reflects the rural character of the community - older single-family homes, outbuildings, and ranch structures that have been standing in intense heat and dry air for decades. Driveways and access roads tend to be long, and many run across low areas that see flash-flood runoff from the rocky uplands above them. Val Verde County provides government services for the community since Comstock has no incorporated city government. For neighbors to the east, Del Rio is the county seat and the hub for supplies, permits, and services. To the west, the equally remote community of Langtry lies further along Highway 90 toward the Pecos River.
Protect your pavement and extend its lifespan with professional sealcoating.
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Learn MoreCall us today or submit a free estimate request - we make the drive to Comstock and show up prepared for whatever the ground throws at us.