Minor traffic collision at East Diamond Avenue Heard on: Montgomery County MD Fire Rescue 7A2 Dispatch 00:08 00:00 Washington Grove Lane and East Diamond Avenue. Transcript This transcript is auto-generated from live dispatch audio and may be incomplete or inaccurate. It is not an official report and may change. 00:00 Washington Grove Lane and East Diamond Avenue. 00:02 BLS collision. 00:04 Ambulance 728, paramedic 728 respond. 00:06 7 alpha 1 box area 87. 2026-10-18 00:53 UTC Traffic E Diamond Ave & Washington Grove Ln, Washington Grove, MD 20877 View on map