La. 1 South lanes in Port Allen reopen after accident La. 1 South lanes in Port Allen reopen after accident Photo provided by Louisiana State Police -- An overturned truck blocks the right and center lanes ron LA 1 South at Avenue G in Port Allen in Monday, May 12, 2014. Advocate story May 12, 2014 Comments All lanes are now open on LA-1 South at Avenue G in Port Allen. There is no congestion from this incident.