East Hampton Town Police are investigating an accident that occurred on Edgemere Street in Montauk on Tuesday morning that seriously injured an e-bike rider.
Keith Grimes, 71, of Montauk, was northbound in a Mack truck with a trailer on Edgemere Street when an e-bike apparently entered his lane from the shoulder, causing a crash, police said. Grimes remained at the scene, and police do not suspect any criminality.
Police closed Edgemere Street near Industrial Road to northbound traffic after the crash.
Montauk Fire Department personnel treated Isaac Jarett, 24, of Montauk, the e-bike rider. Suffolk Police transported Jarett by air to Stony Brook University Hospital, where he is said to be in critical condition.
The Suffolk County Police Department Motor Carrier Unit conducted a safety check on the Mack truck, police said.
The investigation is ongoing. Anyone with information is asked to call East Hampton Town Police at 631-537-7575.
Staff Writer on Sep 9, 2025