Drivers attempting to access Phoenix Sky Harbor from certain parts of the Valley this weekend should plan for extra travel time.
State Route 143 will be closed in both directions between Interstate 10 and University Drive from 11 p.m. Friday to 5 a.m. Monday.
Southbound State Route 51 will be closed between Greenway and Cactus Roads roads from 11 p.m. Friday to 7 a.m. Saturday.
Southbound SR51 on-ramps at Greenway and Thunderbird roads will be closed from 11 p.m. Friday to noon Sunday.
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