Expansion project at Ector County Detention Center nearing completion The jail's new cell block is already open and saving the county thousands of dollars by keeping inmates local Author: Dana Morris Updated: 5:30 AM CST February 10, 2021 ECTOR COUNTY, Texas — Construction is wrapping up on the more than $20 M expansion project at the Ector County Detention Center. The Project built out the Jail with a new massive cell block dubbed the 5000 block, and a new inmate booking center. The additional cell block is built with maximum security standards, although not every inmate housed in the block will be classified a maximum security inmate.