Starting today CDOT will completely close both directions of State Highway 257 in Windsor from the intersection of 392 SOUTH to the intersection of East Chestnut Street. Detours will be in place, with delays up to 15 minutes.  The closure is in coordination with railroad repairs by Great Western Railroad  The closure will be in place 24/7 as long as repairs are underway, which are expected to last until 5 p.m. Friday, November 30th. See the MAP of the closure area.