A semi carrying diesel fuel rolled over on I-10 westbound at Riggs, closing the highway about 4 p.m.
No one was injured and no other vehicles were involved, but 220 gallons of diesel spilled from the semi's fuel tanks.
All westbound traffic was diverted Riggs Road. It was reopened about 6:15 p.m. after cleanup was completed.
The eastbound lanes were not affected.
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