To reduce construction impacts on I-5 traffic, Environmental Services has received approval to do work at night. On Wednesday, August 13, the right-hand shoulder and one northbound lane on I-5 will be closed at the locations marked number 1 on the map below. The lane closure will be in effect between 8:00 p.m. and 5:30 a.m. while crews conduct a series of exploratory utility potholes. All lanes will be re-opened by 5:30 a.m. Thursday, August 14th.