I went to junior high at St. Ambrose School, on Mangum. The Smurfs were supposedly coming from Scarborough HS "any day" to "get us". My parents made me go to school anyway.
If I'm reading Katyfreeway.org correctly, the westbound lanes will be in their final configuration 8/1 after 5pm. So it would stand to reason that the east bound lanes will be opened before that.