Incident location, Long Island
What Happened
A large sinkhole measuring approximately 10 feet in diameter and 8 feet deep opened on the westbound Long Island Expressway at Exit 49 on Thursday afternoon, forcing the closure of two lanes and damaging multiple vehicles. Suffolk County police say the sinkhole was reported to them around 1 p.m., according to News 12.
Jeffrey Jimenez was the first driver to hit the sinkhole, which blew out both his front tires. Despite his attempts to warn the motorist behind him, it was too late to prevent a second collision. “It’s scary. By the grace of God I’m fine. I didn’t get hurt thank God,” Jimenez told News 12. “I’ve never seen anything like that. That’s fatal. Someone could die from something like that.” The second vehicle ended up partially trapped in the hole, though Suffolk County police report no injuries occurred in either incident.
The New York State Department of Transportation determined that the sinkhole was caused by a contractor working under permit on a local municipal sewage project. According to the DOT’s official statement, the sinkhole formed in the deceleration lane for Exit 49N (State Route 110) in the Town of Huntington. The incident prompted an immediate emergency response, with crews beginning work Thursday evening to secure the dangerous area.
The right and center lanes of the westbound expressway remain closed as repair operations continue. The DOT spokesperson stated that crews began work Thursday night to secure the area and install new asphalt pavement, with the lane closure expected to last at least 24 hours according to police estimates. “While a timeline is not currently available, we are working as expeditiously as we can to fully reopen the Long Island Expressway sometime tomorrow,” the DOT said in their statement. “We appreciate the patience of the traveling public.”
Te Pei, a civil engineering assistant professor at Stony Brook University, explained that underground pipelines and erosion can create perfect conditions for such collapses. “We need to really look into the subsurface pipeline system and the local geology,” Pei told News 12. “So where it might occur is not certain, but definitely there might be more incidents in the future.” The professor noted that fixing a sinkhole of this magnitude is a complex, multi-step process requiring excavation, cause identification, infrastructure replacement, backfilling, and pavement restoration to prevent future collapses in the same location.
The DOT has advised motorists to use the North Service Road or the Northern State Parkway as alternate routes during the repair period. Traffic delays are expected to continue throughout the closure as westbound LIE traffic is forced to merge into fewer available lanes approaching the Exit 49 area.
Location & Road Context
The sinkhole occurred at Exit 49 of the Long Island Expressway in Huntington, Suffolk County, specifically in the deceleration lane for Exit 49N leading to State Route 110. This section of the LIE is a heavily traveled corridor connecting central Long Island communities to points west, making the lane closures particularly disruptive during peak travel periods.
The Long Island Expressway has experienced 662 recorded incidents in traffic databases, with recent events including multiple construction projects and emergency repairs. The timing of this sinkhole coincides with other ongoing roadwork on I-495, creating additional challenges for commuters seeking alternate routes during the repair period.
Investigation & Legal Proceedings
The incident appears to be the result of permitted construction work rather than criminal activity. The New York State Department of Transportation is coordinating with the contractor responsible for the municipal sewage project to determine the exact cause of the infrastructure failure. No charges have been filed, as the sinkhole formed during authorized utility work conducted under proper permits.
The DOT’s investigation will focus on whether proper safety protocols were followed during the underground construction and what measures can prevent similar incidents. The contractor’s insurance and bonding will likely cover repair costs and any damage claims from affected motorists.
Broader Impact
This incident highlights the vulnerability of highway infrastructure to underground utility work, particularly given Long Island’s aging sewage and water systems. Professor Pei’s warning about potential future incidents underscores the need for enhanced coordination between utility contractors and transportation authorities, especially as municipalities across Long Island undertake critical infrastructure upgrades to aging underground systems that run beneath major roadways.