Fort Pitt Bridge and Tunnel: Outbound lanes closed through Aug. 31.
Fort Pitt Boulevard: All eastbound lanes closed; Grant Street on-ramp to Parkway East closed; ramp between Smithfield Street Bridge and Grant Street closed. Westbound lanes restricted or closed as needed between 10 p.m. and 5 a.m. Mon Wharf parking lot closed.
10th Street and 10th Street Bypass: 10th Street closed between Penn Avenue and 10th Street Bypass. Bypass closed between Fort Duquesne Bridge and Strip District.
Smithfield Street Bridge: Left sidewalk from Downtown to Station Square closed until 7 a.m. Monday when right sidewalk will close until 7 a.m. Oct. 1. Construction because of Fort Pitt Boulevard project.
Boulevard of the Allies: Closed between Liberty Bridge/Crosstown Boulevard to Parkway East from 8 p.m. Friday through 6 a.m. Monday. Road repaving.
Stanwix Street: Exit ramp from Parkway East closed until November because of Fort Pitt Boulevard project. Traffic detoured to Grant Street exit, Boulevard of the Allies to Stanwix Street.
Parkway East: Right lane, inbound, closed between Oakland/Forbes Avenue on-ramp and Fort Pitt Bridge.
Outbound lanes closed overnight through June 1.
Interstate 279/Parkway East: Right lane may close periodically from Interstate 279 north, Banksville on-ramp to Parkway East, Monroeville exit, through June 1.
Interstate 79: Right lane closed, both directions, from Warrendale to Interstate 279, from 7 p.m. to 6 a.m. until June. Construction of barrier wall.
Old Clairton Road, Pleasant Hills: Single-lane, alternating traffic between Route 51 and Picture Drive until 3:30 p.m. Friday. Road milling and cleaning.
Upper St. Clair: McMillan Road between Fort Couch and Painters Run roads, and Lesnett Road between Banks Street and McLaughlin Run limited to single-lane, alternating traffic through June 11. Drainage work and roadway reconstruction.
Homestead-Duquesne Road, West Mifflin: Closed between Thompson Run and Homeville roads until June for emergency bridge replacement. Traffic detoured from Bettis Road to Pittsburgh, or from McKeesport Boulevard to Thompson Run Road.
Route 51/West End Circle: Route 51 south ramp to West End Circle closed. Route 51 north traffic at West End Circle rerouted. Traffic from West End Bridge to West Carson Street rerouted.
Route 51/Liberty Interchange: Route 51 south ramp to Liberty Tunnel closed through August. West Liberty Avenue ramp to Route 51 closed through August. Traffic signals at Warrington Avenue and Route 51 turned off through August. Detours at Crane Avenue and Route 51 through August.
Liberty Bridge and Tunnel: Three-lane, outbound traffic across Liberty Bridge 2 to 7 p.m. daily.
Ohio River Boulevard/Route 65: Single-lane traffic, both directions, from Eighth Street in Ambridge to Leetsdale through June. Road construction.