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Tractor trailer overturns blocking all lanes near roundabout, St Helena CA

Heads up: This post was detected from real-time dispatch audio. Information may be incomplete, and the situation may evolve. Always verify using official agency releases.

Traffic

Reported: 12/9/2025 12:58 PM

St Helena, CA

According to the dispatch call, a tractor trailer overturned near the western roundabout in St Helena, blocking all lanes with steel debris in the road. About 50 gallons of hydraulic fluid spilled. CHP and a heavy wrecker were requested for cleanup and traffic control. No injuries reported.

Audio|Heard on: Dispatch LNU, MRN, Napa, Lake

Listen to dispatch call

02:28

Transcript:

00:00

Second lane engine, 27 is at sea, this will be the westernmost roundabout.

00:05

We have a tractor trailer, trailer on the side, halt and seal, seal out in the roadway.

00:14

All lanes are going to be blocked, request to CHP.

00:17

We'll be out checking for injuries.

00:23

Mr. 20, Kevin, 27 on scene, western roundabout, tractor trailer on the side, steel in the roadway, all lanes blocked, starting CHP, 1301.

00:32

Thank you, 14101.

00:38

Stay, and 1410, since then.

00:43

Thank you, 14706, 1301.

00:52

St. Helena, Agent 27.

00:57

Thank you, 27.

00:58

Sanalina.

01:01

Say,

01:04

only engine 27, this will be non-injury.

01:06

We can't play AMR.

01:07

We do have approximately 50 gallons of hydraulic fluid in the roadway.

01:15

Engine 27 is going to be committed.

01:17

No.

01:18

Do you have an IC of NPR?

01:23

Engine 27, IC will be ferry.

01:32

51 Sanelina.

01:36

Matt 511, we copy cancel.

01:37

Order Bruternie back to Knapp 11.

01:40

Med 51, 1303.

01:42

15103.

01:55

San Alina, Ferry IC, you can start meeting one heavy wrecker locational.

02:06

Ferry IC, San Alina, we were spoken with CHP regarding the heavy wrecker.

02:15

C's en route should be there shortly.

02:24

Very nice speed the time 15.

02:26

We're 70-60 committed as well to clean up.

Disclaimer:
This transcript was automatically generated and may contain inaccuracies. Please verify the information independently.

Location mentioned:

St Helena, CA

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