Sussex Police closed the road in both directions at the Roundstone Roundabout last night (Tuesday).
A spokesperson for the force said: “The A259 Roundstone Bypass is currently closed in both directions at the junction of Roundstone Roundabout in Angmering due to a chemical spillage.”
A diversion was put in place and drivers were asked to avoid the area.
The road has reopened this morning, according to AA Traffic News.

1. Angmering A259 reopens after 'chemical spill'
Photo from the scene Photo: SUSSEX NEWS AND PICTURES

2. Angmering A259 reopens after 'chemical spill'
Photo from the scene Photo: SUSSEX NEWS AND PICTURES

3. Angmering A259 reopens after 'chemical spill'
Photo from the scene Photo: SUSSEX NEWS AND PICTURES