(Houston) - There will be a total closure of the I-10/Katy Freeway eastbound mainlanes in the vicinity of Mason Road from 9 PM, Saturday, December 3 until NOON, Sunday, December 4, to complete the demolition of the Mason Road Bridge. Additionally, the I-10 eastbound entrance ramp from SH 99 will be closed. I-10 eastbound traffic will be detour onto the frontage road exiting at Mason and will re-enter I-10 west of Mason.