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Tire Blowouts on 18-Wheelers in San Antonio Heat

Tire blowouts on 18-wheelers spike every summer in San Antonio because pavement temperatures routinely exceed 140°F when ambient highs reach the upper 90s. The National Highway Traffic Safety Administration links roughly 11,000 tire-related crashes to underinflation, overloading, and heat-induced tread separation each year nationally (NHTSA Tire Safety). For commercial trucks running I-35, I-10, and Loop 1604, a tire blowout in San Antonio heat is rarely an act of God — it is almost always a maintenance failure.

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Texas leads the country in commercial truck miles traveled, and South Texas pavement consistently records the highest road-surface temperatures in the state during June, July, and August (National Weather Service Austin/San Antonio Climate Data). A tire blowout under these conditions sends rubber debris across multiple lanes, causes immediate loss of trailer control, and frequently leads to rollover, jackknife, or rear-end collisions at highway speed.

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Carabin Shaw represents victims of tire blowout truck accidents throughout San Antonio. Our attorneys know the federal inspection rules carriers ignore to save money, the heat-related failure modes that point to negligence, and the evidence that must be preserved within days of the wreck to win these claims.

Why Heat Causes 18-Wheeler Tires to Fail

Commercial truck tires operate at internal pressures of 100–110 psi and carry loads up to 6,000 pounds per tire. Heat accumulates in the tire from three sources: ambient air temperature, road surface contact, and internal flexing of the sidewall. When any of these three increase — and all three peak simultaneously on a 100-degree San Antonio afternoon — the tire’s bonding adhesives can fail, separating the tread from the carcass.

The U.S. Tire Manufacturers Association warns that underinflation by as little as 20 percent doubles the heat generated in the casing. Overloading produces the same effect. Both are violations of FMCSA inspection rules under 49 CFR 396.

Federal Inspection Rules Carriers Must Follow

The Federal Motor Carrier Safety Administration requires daily pre-trip and post-trip inspections of every tire on a commercial vehicle. Drivers must check tread depth, sidewall condition, and inflation pressure. Carriers must perform periodic inspections at least every 12 months and maintain inspection records for 14 months.

Common violations our investigators document after blowout crashes:

• Retread tires used on steer axles (prohibited under 49 CFR 393.75)
• Tread depth below 4/32″ on steer tires or 2/32″ on other positions
• Visible sidewall cuts, bulges, or weather cracking
• Mismatched dual tires with diameter differences greater than 1/4″
• Pressure gauges missing from terminal lots
• Falsified driver inspection reports

Common San Antonio Locations for Blowout Crashes

Concentrations of tire blowout wrecks appear repeatedly on the same San Antonio corridors. The I-35 corridor between Selma and downtown sees heavy fleet traffic from Laredo-bound freight. Loop 410’s outside lanes — exposed to direct sun all afternoon — produce sidewall failures on overloaded trailers. The I-10 stretch near Sequin and the I-37 approach from Corpus Christi both record high tread-separation rates during summer months.

Treadbelt debris in these zones is so common that the Texas Department of Transportation runs dedicated debris removal patrols every summer (TxDOT Roadway Maintenance). Each piece of debris on the shoulder represents a tire that failed at speed.

How Carabin Shaw Proves Mechanical Negligence in Blowout Cases

Defense attorneys in tire blowout cases reach immediately for the “road hazard” defense — arguing that the tire was punctured by debris and no inspection could have prevented the failure. Our firm dismantles that defense with physical evidence and expert analysis.

The tire carcass itself usually survives the crash and tells the story. Forensic tire engineers examine:

• Failure mode — tread separation versus puncture versus zipper rupture
• Internal cord condition and oxidation
• DOT date code (tires older than six years carry elevated risk)
• Heat signatures inside the casing
• Bead seating and inflation history
• Retread bond line evidence

Combined with carrier maintenance records, inspection logs, and ECM data showing speed and braking inputs, this evidence builds a clear chain from negligence to crash.

Liability Beyond the Driver

Texas law lets injury victims pursue every responsible party. In tire blowout cases, that often extends well beyond the truck driver:

• The motor carrier — for failure to maintain, inspect, and replace tires on schedule
• The maintenance vendor — when outsourced shops cut corners on inspection
• The tire manufacturer — when a manufacturing defect exists alongside maintenance failure
• The retreader — for bond failures or improper casing selection
• The shipper — when overloading created the heat condition that triggered failure

Injuries Common in Tire Blowout Truck Crashes

The kinetic energy released when an 80,000-pound vehicle loses control at highway speed produces some of the most severe injury patterns in Texas trucking litigation. Carabin Shaw clients in blowout cases have presented with traumatic brain injuries, complete and incomplete spinal cord injuries, multiple-extremity orthopedic trauma, internal organ damage from seatbelt and steering wheel contact, and burn injuries when fuel tanks ruptured.

The Centers for Disease Control reports that motor vehicle crashes remain the leading cause of traumatic spinal cord injury in adults under 45 (CDC Injury Center). Truck crashes account for a disproportionate share of those injuries because of the mass and force involved.

Damages Recoverable Under Texas Law

Tire blowout victims in Texas can recover medical expenses (past and future), lost wages and loss of future earning capacity, physical impairment, disfigurement, pain and mental anguish, and loss of household services. Spouses and children may recover loss of consortium. In fatal crashes, statutory beneficiaries pursue wrongful death damages under Chapter 71 of the Texas Civil Practice and Remedies Code.

Punitive damages become available when carrier conduct rises to gross negligence — repeated FMCSA tire violations, falsified inspection records, or knowing operation of tires beyond service life all support a punitive claim.

Call Carabin Shaw After a San Antonio Truck Blowout Crash

Tire evidence degrades quickly. Carrier inspection records can be altered. Wrecked equipment is often crushed within weeks. If a commercial truck tire blowout injured you or a family member anywhere in

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The Need for Truck Accident Lawyers

According to statistics from the United States Department of Transportation’s Federal Motor Carrier Safety Administration, over 5,000 people die and more than 80,000 are injured in the U.S. each year as a result of truck accidents. Currently, millions of truck accident victims across the country require long-term care and assistance. The annual cost of care for truck accident victims exceeds twenty billion dollars nationally. Victims suffer the loss of personal and family income, face high medical bills, and bear the ongoing costs of rehabilitation and medication. In many cases, additional needs arise for special education, childcare, and increased insurance coverage. An experienced truck accident lawyer understands these costs and works to minimize the financial burden that accompanies a serious personal injury.

Being a victim of a truck accident injury is painful enough without the added burden of learning commercial vehicle law and investing the time and effort required to build a successful legal case. For a lawsuit to have a reasonable cause of action, the injury must have resulted from negligence or misconduct by a truck driver, trucking company, or another third party. An experienced truck accident lawyer will evaluate whether a valid claim exists, advise on the likelihood of a favorable outcome, and map out the most effective strategy for pursuing a settlement or court verdict.

Why Truck Accident Cases Require Specialized Legal Help

Truck accident cases are significantly more complex than standard car accident claims. Commercial trucking operations are governed by federal regulations administered by the FMCSA, covering everything from driver hours-of-service limits and drug testing requirements to vehicle weight restrictions and cargo securement standards. When a crash occurs, determining whether any of these regulations were violated — and building the evidence needed to prove it — requires legal knowledge that goes well beyond general personal injury law.

Multiple parties may share liability in a truck accident case. The driver bears direct responsibility for negligent operation, but the trucking company may also be liable for inadequate hiring practices, failure to enforce federal regulations, improper vehicle maintenance, or unrealistic delivery schedules that pressure drivers to violate hours-of-service rules. Cargo loading companies may be responsible when improperly secured freight contributes to a crash. Vehicle and component manufacturers may face product liability exposure when mechanical failures are involved. Identifying all liable parties and pursuing each appropriately is one of the most important functions an experienced truck accident attorney performs.

What You Should Know When Filing a Truck Accident Lawsuit

Filing a truck accident lawsuit requires a level of legal certainty and evidentiary preparation that only experienced personal injury counsel can provide. Before proceeding, several critical questions must be addressed: Is the evidence sufficient to establish negligence? Has all relevant documentation — the driver’s logbooks, the truck’s electronic logging device data, maintenance records, the carrier’s safety history, and the police accident report — been obtained and preserved? Are all potentially liable parties identified? Any lawsuit is mentally and emotionally draining, and a truck accident case is no exception. Attempting to navigate the process without an experienced attorney is more stressful and substantially less likely to produce a favorable result.

Evidence in truck accident cases can disappear quickly. Trucking companies and their insurers begin their own investigations immediately after a crash. Electronic data from the truck’s black box and GPS systems, dashboard camera footage, and driver logs are all subject to routine deletion or overwriting on short cycles. Preservation letters and legal holds must be issued promptly to prevent that evidence from being lost. This is one of the strongest reasons to contact a truck accident lawyer as soon as possible after a crash — not weeks later when critical documentation may no longer be recoverable.

The Financial and Physical Costs of Serious Truck Accident Injuries

The injuries produced by collisions between passenger vehicles and commercial trucks are often catastrophic. The size and weight differential between a loaded 18-wheeler and a standard car means that even a moderate-speed impact can cause traumatic brain injuries, spinal cord damage, multiple fractures, internal injuries, and permanent disability. These injuries require extensive immediate medical care and, in serious cases, ongoing treatment that may span years or a lifetime. The financial consequences — lost wages, reduced earning capacity, future medical costs, home care needs, and adaptive equipment — must all be calculated and documented to support a claim that truly reflects what the victim has lost.

Insurance companies representing trucking carriers are well-resourced and experienced at minimizing payouts. They do not approach these negotiations as neutral parties — their goal is to resolve claims as cheaply as possible. Injured victims who engage with them without experienced legal representation consistently receive less than they are entitled to.

Finding a Truck Accident Lawyer

Anyone who believes they have a truck accident claim should contact a qualified truck accident lawyer without delay. Seeking legal assistance early helps establish the extent, circumstances, and ramifications of injuries and costs before evidence becomes harder to obtain. Carabin Shaw offers free consultations for injured victims and their families throughout San Antonio and South Texas. Call today to speak with an experienced truck accident attorney about your case.