SIKESTON, Mo. -- North- and southbound Interstate 55 in Scott County will be reduced to one lane Monday through Dec. 2 while contractor crews install guardrails and repair the shoulders. This section of road is between routes HH and U at the Route H overpass. Weather permitting, the work will be done from 7 a.m. to 7 p.m. daily. The work zone will be marked with signs. For more information, contact the Missouri Department of Transportation's Customer Service Center at 888-275-6636.