SIKESTON, Mo. -- Highway 91 in Scott County will be closed from County Road 445 to County Road 440 as contractor crews replace the bridge. Weather permitting, work will begin at 6 a.m. May 23, and the bridge will reopen Aug. 15. The work zone will be marked with signs. Motorists are urged to use caution while traveling near the area. For more information, contact resident engineer Brian Holt at 243-0899 or MoDOT's Customer Service Center at 888-275-6636, or visit www.modot.org/southeast.