One of the largest road construction projects on the Interstate 70 mountain corridor will require five overnight closures this month. The Colorado Department of Transportation said in a news release that the I-70 Floyd Hill project will require full closures of westbound I-70 between exits 241 and 244 for bridge construction. The closures are planned between 9 p.m. and 5 a.m. every night from Sunday, May 10, to Thursday, May 14, according to the…