From 2015 to 2019 FDNY response times were up 8.6%. In the annual NYC management report the fire department attributes the slower emergency response times to increased congestion, more cars on the road.
When the FDNY spokesperson was asked by Streetsblog if bike lanes contributed to increased response times they said it was all in the report, i.e. the congestion.
Key quote …
“Traffic in New York City is becoming more and more of a challenge for New York City firefighters,” Steve Cassidy, the then-union president …