A second worker was hospitalized after the collapse near South Loop 336 East and FM 3083 as police and federal workplace regulators opened investigations.
CONROE, TX — A worker was killed and another was hospitalized Saturday after a trench collapsed at a construction site near South Loop 336 East and FM 3083, sending fire crews, police and technical rescue teams to a hard-to-reach area about 1,000 feet from the road.
The collapse happened late Saturday morning at a site tied to future home construction, turning a routine workday into a rescue that lasted more than an hour and drew help from several agencies in Montgomery County. Conroe police are investigating what happened, and the Occupational Safety and Health Administration was notified, putting the case on a track that could include a federal review of trench conditions, safety equipment and work practices at the site.
City officials said the first call went out at 11:55 a.m. on April 11. Conroe Fire Department crews arrived at 12:02 p.m. after dispatchers reported that two people might be trapped in a trench in the 3660 block of South Loop 336 East. Access was difficult because of the terrain and the trench’s location away from the main road, forcing responders to move equipment and personnel across a longer stretch of the site before they could begin the rescue. Once firefighters and medics reached the area, they found that both workers were buried in the trench, and more resources were called in to support Conroe’s technical rescue team. Fire Chief Paul Sims later said the response was “extremely labor-intensive,” a sign of how dangerous and slow trench rescues can become once unstable ground and buried workers are involved.
Rescuers removed the first worker from the trench at 12:56 p.m., but that person was dead, according to the city. The second worker was pulled out at 1:11 p.m. and taken by Montgomery County Hospital District personnel to HCA Houston Healthcare Conroe. As of the city’s public statement Saturday, that worker’s condition had not been released. Local television reports described the second worker as being in critical condition, though officials had not publicly identified either person by Saturday night. During the operation, another construction worker suffered a medical emergency while trying to help and was treated at the scene. Officials said that person was not taken to a hospital. Conroe Police Sgt. Sergio Jasso told local media that co-workers tried to rescue the trapped men before firefighters reached them, underscoring the urgency and chaos in the minutes after the collapse.
What caused the trench to fail remained unclear Saturday. Officials said only that the victims were working in what local reports described as a utility or drainage trench near a residential development. Fire officials said dirt fell into the trench and trapped the workers, but they did not publicly release the trench’s depth, width or soil conditions. They also did not say whether shoring, trench boxes, sloping or other protective systems were in place when the collapse happened. Those details matter because trench cave-ins are among the most dangerous hazards in construction work. Federal safety rules require workers in many excavations to be protected from cave-ins with an adequate protective system, with limited exceptions such as stable rock or trenches less than 5 feet deep where a competent person finds no cave-in risk. OSHA also requires safe access and exit in trenches 4 feet deep or more. None of that means regulators have found a violation in Conroe, only that those are some of the issues likely to draw attention as investigators reconstruct the scene.
The Conroe collapse fits a pattern that has troubled safety officials for years. OSHA says trench collapses pose the greatest risk to workers’ lives in excavation work because the walls of an unprotected trench can give way suddenly, burying a person in minutes. Even when rescuers arrive quickly, response teams often must stabilize the site before digging toward a trapped worker, since another collapse can kill victims or rescuers. That reality helps explain the large mutual-aid response Saturday in Conroe. The city said agencies assisting included Montgomery County Emergency Service District 9, Montgomery County ESD 1, the Montgomery County Hospital District, The Woodlands Fire Department and the Montgomery County Office of Emergency Management. Click2Houston also reported that North Montgomery and Caney Creek fire departments assisted. In a rescue like this, more crews mean more technical tools, more medical support and more people available to shore up the excavation while still keeping the area secure.
Investigators now face the slower part of the case. Conroe police are handling the immediate investigation, while OSHA’s role will be to examine workplace conditions and determine whether federal safety rules were followed. That process can include interviews with supervisors and co-workers, photographs and measurements of the trench, reviews of site safety plans and training records, and an assessment of soil conditions and protective systems. Authorities had not announced any citations, charges or enforcement action by late Saturday, and no timetable was released for a final OSHA report. The city also had not said which contractor or subcontractor employed the workers. That leaves several basic questions unanswered: who the dead worker was, how deep the trench was, whether a competent person had inspected the site, and whether the buried workers had the protection required for the excavation they were in.
At the scene, the response unfolded in full view of a fast-growing part of Conroe where new housing and utility work have become common. A job connected to future homes turned into a recovery operation before lunch, with multiple departments converging on the site and crews working around the clock and the ground itself. Chief Jon Buckholtz told local media that the city’s thoughts were with the victim’s family and that officials were conducting a thorough investigation. The city’s written statement also thanked neighboring agencies for their help, reflecting how trench incidents can quickly overwhelm a single department’s staffing and equipment. By Saturday evening, the site had shifted from rescue to investigation, with one worker dead, another in the hospital and co-workers left waiting for answers about how a trench at a routine construction project became deadly.
The case remained open Sunday, with police handling the local investigation and OSHA expected to review the site. The next public milestone is likely to be the release of the dead worker’s identity after family notification, followed later by any federal findings or citations.
Author note: Last updated April 12, 2026.