Valley drivers in Phoenix should plan for delays and extra travel time this weekend.
Both sign installation and tunnel maintenance will require several freeways to be closed at times.
Westbound Interstate 10 will be closed between Seventh Street and Seventh Avenue from 9 p.m. Saturday to 7 a.m. Sunday for tunnel maintenance. Ramps from southbound State Route 51 and the westbound Loop 202 will be closed at this time.
The eastbound Loop 101 ramp to southbound SR 51 will be closed from 11 p.m. Friday to 3 p.m. Saturday for sign installation.
Southbound SR 51 will be narrowed to one lane between Bell Road and Shea Boulevard from 11 p.m. Friday to 3 p.m. Saturday for sign installation. The southbound off-ramp at Bell Road will be closed at this time.
Southbound SR 51 will be narrowed to one lane between Shea Boulevard and Northern Avenue from 10 p.m. Saturday to 3 p.m. Sunday for sign installation.