Frac tanks, pressure vessels, and other high-pressure equipment used throughout Texas oilfield operations pose severe dangers to workers when these systems fail, rupture, or explode. The hydraulic fracturing process involves pumping fluid and proppant into wells at pressures exceeding 10,000 PSI, creating extreme stress on all components in the pressure chain. When frac tanks, manifolds, treating iron, or pressure vessels fail during operations, workers nearby can suffer devastating blast injuries, burns, and trauma from flying debris. McFarlane Law represents oilfield workers injured in frac tank and pressure vessel accidents across Texas, pursuing claims against the operators, service companies, and equipment manufacturers responsible for these preventable incidents.

Common Causes of Frac Tank and Pressure Vessel Failures

Frac tank and pressure vessel accidents in Texas often result from a combination of equipment fatigue, inadequate inspection, and operational errors. Treating iron — the high-pressure piping that connects frac pumps to the wellhead — is subjected to extreme cyclic pressures during fracturing operations and can develop stress cracks that lead to catastrophic failure without warning. When service companies fail to implement adequate treating iron inspection and replacement programs, worn connections and cracked fittings become ticking time bombs on the well pad.

Frac tanks used to store water, chemicals, and flowback fluids can rupture when overfilled, when internal corrosion weakens the tank walls, or when pressure relief systems malfunction. The chemicals used in fracturing fluids — including hydrochloric acid, biocides, and friction reducers — accelerate corrosion and can create hazardous conditions for workers performing tank gauging and maintenance.

Overpressure events during fracturing operations occur when pumps exceed the rated pressure of the wellhead equipment, when downhole conditions create unexpected pressure buildups, or when communication failures between the frac crew and the wellsite supervisor lead to operational errors. These overpressure events can cause sudden equipment failures with devastating consequences for workers in the blast zone.

Injuries from Pressure Equipment Failures

Workers involved in frac tank and pressure vessel accidents typically suffer severe injuries due to the extreme forces involved. High-pressure fluid releases can strike workers with the force of a bullet, causing deep lacerations, amputations, and penetrating injuries. Blast injuries from sudden pressure releases can cause traumatic brain injuries, ruptured eardrums, and internal organ damage. Chemical exposure from ruptured frac tanks can cause severe chemical burns to the skin and eyes, as well as respiratory damage from inhaling toxic fumes.

The explosive energy contained in high-pressure systems means that equipment fragments can become deadly projectiles, striking workers at great distances from the failure point. McFarlane Law represents workers who have suffered these devastating injuries and fights to secure compensation that covers their extensive medical treatment, lost income, and long-term disability.

Liability in Frac Equipment Accidents

Multiple parties may be liable for injuries resulting from frac tank and pressure vessel accidents. The hydraulic fracturing service company operating the equipment bears primary responsibility for maintaining safe equipment, training operators, and following established safety procedures. The equipment manufacturer may be liable if a design defect or manufacturing flaw contributed to the failure. The well operator who contracted the frac services may share liability if they pressured the service company to cut corners on safety or use substandard equipment.

McFarlane Law investigates these complex cases by retaining mechanical engineers and pressure equipment specialists to analyze failure modes, reviewing maintenance records and equipment inspection histories, and examining the operational parameters at the time of the incident.

Get Legal Help After a Pressure Vessel Accident

If you have been injured in a frac tank or pressure vessel accident in Texas, McFarlane Law can help you understand your legal rights and pursue the compensation you deserve. Our oilfield accident lawyers handle these technically complex cases on a contingency fee basis, meaning you pay nothing unless we win your case. Contact us today for a free, confidential case review to discuss your pressure vessel accident claim.

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