Location: I-495, Long Island
What Happened
A minor crash on the westbound Long Island Expressway in Nassau County prompted a right shoulder closure on Tuesday, June 16, 2026, according to incident records logged in the 511NY traffic management system. The collision was recorded along the westbound lanes of I-495 in Nassau County, with the immediate lane impact confined to the right shoulder — meaning through traffic in the main travel lanes was not fully blocked, though the shoulder obstruction created a hazard zone for passing motorists and emergency responders.
Specific details surrounding the crash remain limited at this time. Police have not yet confirmed the number of vehicles involved, the nature of the collision, or whether any individuals were transported from the scene for medical evaluation. The names, ages, and hometowns of those involved have not been released, and the precise mile marker or exit nearest the scene has not been publicly identified in the available incident data.
No fatalities have been reported in connection with this crash, and the minor severity classification suggests injuries, if any occurred, were not life-threatening. However, the Nassau County Police Department has not issued a formal press release at this time, and additional facts — including responding units, cause of the collision, and any charges — have not yet been confirmed. Long Island Traffic will update this report as new information becomes available.
The incident occurred on a day that saw multiple overlapping road events on the same corridor, including road sweeping and roving repair operations also logged on I-495 on June 16. The combination of an active workzone environment and routine maintenance activity on the LIE may have contributed to congestion in the area around the time of the crash, though police have not yet confirmed any causal connection between those activities and this specific collision.
Location & Road Context
The Long Island Expressway — officially designated I-495 — is the primary east-west artery across Long Island and one of the most heavily traveled highways in the entire United States. The Nassau County segment links Queens and the New York City border to the east, feeding into the corridor that stretches all the way to Riverhead in Suffolk County. You can find a full overview of this road and its incident history on our I-495 road page.
According to the Long Island Traffic incident database, I-495 has accumulated 1,129 recorded incidents, making it one of the single most crash-prone roads tracked in our system. Nassau County itself accounts for 560 recorded accidents in our local database — a figure that reflects the density of traffic, the number of interchanges, and the volume of commuter and commercial vehicle activity through this corridor daily. The westbound lanes in Nassau are particularly prone to congestion during evening rush hours, when traffic backs up from the Queens border, compounding the risk of rear-end and sideswipe collisions near the shoulder.
Broader Impact
Tuesday’s shoulder closure on the westbound LIE in Nassau County did not occur in isolation. The Long Island Traffic database shows a cluster of concurrent and recent incidents on nearby roads that collectively strained the regional network on June 15–16, 2026. A moderate-severity crash on I-495 was recorded just one day earlier on June 15, and a disabled truck on I-495 also caused disruptions that same day. On parallel routes, a misplaced commercial vehicle on the Northern State Parkway was reported on June 16, while a minor crash on the Northern State Parkway and a minor crash on the Southern State Parkway were both logged on June 15 — meaning drivers looking to avoid the LIE on alternate routes would have encountered their own disruptions. During incidents like this, the Nassau County Police Department typically advises motorists to reduce speed when approaching any shoulder obstruction and to move over one lane in compliance with New York State’s Move Over Law, which applies to all stopped emergency and maintenance vehicles on the shoulder of any highway.
This report will be updated as additional information is released by officials. Check back at longislandtraffic.com for the latest developments on this and other incidents across Nassau and Suffolk counties.