All I-610 southbound lanes will be closed from 9 p.m. to 5 a.m. each night from Aug. 19 to Aug. 23. The closure includes the I-10 ramps onto the south Loop.
Southbound traffic will be routed to exit at Post Oak and re-enter the freeway at the Post Oak southbound entrance ramp.
The bus lane project, along with the Uptown Management District's Boulevard Project, will support the city's first bus rapid-transit line.
Additional road closure information is available at Houston Transtar.