PLAQUEMINE, La. (AP) — Four Georgia Gulf contract employees are recovering after being exposed to chlorine at work.

WAFB TV reports ( ) the accident happened at the chemical and vinyls plant in Plaquemine around 9 p.m. Tuesday.

A Georgia Gulf spokesman said the four were near a railcar when the chlorine was being offloaded, but they were not the ones handling it.

Parish officials said there was no need for road closures or evacuations.