TxDOT is advising drivers about major road closures over the weekend as part of the Loop 1604 North Expansion Project. All lanes of both I-10 and Loop 1604 will be closed in both directions at the interchange. In addition, the Loop 1604 feeders will be closed both directions between the I-10 eastbound and westbound feeders. The main lanes of Loop 1604 westbound will be closed from the Blanco Road exit to the Bitters Road on-ramp. Weather permitting, the closures will be in effect from 9 p.m. tonight through 5 a.m. Monday.