The unidentified person was killed in West Springfield around 10:45 p.m., Saturday, April 23.
According to the West Springfield Police, a person on a motorcycle was located on northbound Route 5 between the Memorial and North End Bridges, said the West Springfield Police.
Officers located the driver and started CPR and other life-saving measures before transporting them to Baystate Medical Center where they were later pronounced dead, police said.
The victim's identity is not being released pending notification of family members.
The northbound lane of Route 5 was shut down for several hours as the West Springfield Accident Reconstruction Team processed the scene.
It appears that speed was a factor in this accident, police said.
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