Traffic Collision Unknown Injuries Diamond Bar Blvd On Ramp / State Route 57 South

May 5 2026 6:08AM: [1] 3 VEHICLE TRAFFIC COLLISION // BLUE HONDA CIVIC VERSUS WHITE BMW 4D SEDAN (4 DOOR CAR) VERSUS BIG RIG TRUCK

May 5 2026 6:09AM: [2] NEG BLOCKING ON THE RIGHT SHOULDER OF ON RAMP

May 5 2026 6:09AM: [3] [Appended, 06:09:15] [1] BLUE SEDAN (4 DOOR CAR) FACING WRONG WAY ON RIGHT SHOULDER VERSUS WHITE SEDAN (4 DOOR CAR) – BIG RIG TRUCK ON RIGHT SHOULDER POSSIBLE – OR – POSSESSION GOOD SAM ATTEMPTING TO ASSIST

May 5 2026 6:10AM: [8] [Appended, 06:10:56] [1] BLUE SEDAN (4 DOOR CAR) FACING WRONG WAY ON RIGHT SHOULDER VERSUS BIG RIG TRUCK ON RIGHT SHOULDER

May 5 2026 6:11AM: [11] MALE DRIVER OF BLUE SEDAN (4 DOOR CAR) OVERO VEHICLE STANDING ON RIGHT SHOULDER [Shared]

May 5 2026 6:17AM: [20] [Appended, 06:22:07] [6] [Notification] [CHP]-Problem changed from C2C – No Match to Traffic Collision Unknown Injuries by CHP

May 5 2026 6:23AM: [22] [Rotation Request Comment] 1039 QUIK TOW ESTIMATED TIME OF ARRIVAL 20 – 909-815-6847 [Shared]

May 5 2026 6:28AM: [24] PLEASE ROLL 41/42 FOR PTY COMPLAINT OF PAIN TO NECK AND BACK IN BLUE HONDA [Shared]

May 5 2026 6:29AM: [25] 1039 LACOFD OP# 113 — INC# 5786 [Shared]