The following projects are expected to affect traffic in South Sound in the coming week, according to the state Department of Transportation.
South Thurston County: Ongoing work is expected to create slowdowns from 9 a.m. to 7 p.m. weekdays on Interstate 5 from Grand Mound to Maytown. Also, alternating lanes will be closed on state Route 121 near I-5 from 6 a.m. to 6 p.m. weekdays.
Lacey: The shoulder in both directions of Martin Way at I-5 is closed 24 hours a day, and pedestrian access on westbound Martin Way is restricted.
Pierce County: Shoulder and median sweeping will affect traffic from 10:30 p.m. Tuesday to 4:30 a.m. Wednesday and 10:30 p.m. Wednesday to 4:30 a.m. Thursday in both directions of I-5 from the Nisqually River Bridge to the Pierce-King County line.
McKenna: Utility work will close alternating lanes of state Route 702, from state Route 507 to 31st Avenue South. The work will be done from 9 a.m. to 2:30 p.m. weekdays.