West

Southbound Interstate 79 Overnight Restrictions Begin Wednesday in Allegheny

The Pennsylvania Department of Transportation (PennDOT) is announcing a single-lane restriction on southbound Interstate 79 in Marshall Township and Franklin Park Borough, Allegheny County will begin Wednesday night, January 21 weather permitting.

Beginning Wednesday night, there will be a single-lane restriction and shoulder closure on southbound I-79 from Mingo Road to approximately 1.5 miles north of the I-79/I-279 split for pipe installation work according to the following schedule:

  • Wednesday and Thursday nights, January 21-22
    • 7:00 PM to 6:00 AM
  • Friday night, January 23
    • 7:00 PM to 9:00 AM

Friday night work may not occur as scheduled due to weather. If that occurs, additional information will be issued when the work is rescheduled.


Interstate 79 Overhead Sign Inspections Next Week in Allegheny County

The Pennsylvania Department of Transportation (PennDOT) is announcing sign inspection work in various locations along I-79 in Allegheny County will occur Tuesday and Wednesday, January 20-21 weather permitting.

Single-lane restrictions and traffic shifts will occur from 9:00 AM to 3:00 PM each day according to the following schedule:

Tuesday, January 20

  • Northbound I-79 between the Warrendale (Exit 75) and Youngstown OH/Harrisburg/I-76 Pennsylvania Turnpike (Exit 77) interchanges

Wednesday, January 21

  • Northbound I-79 between the Carnegie (Exit 57) and I-376 Airport/Pittsburgh (Exit 59 A/B) interchanges
  • Southbound I-79 at the I-79/I-279 split

Southbound Interstate 79 Structure Repairs to Begin Wednesday in Collier

The Pennsylvania Department of Transportation (PennDOT) is announcing southbound I-79 structure repair work in Collier Township, Allegheny County will begin Wednesday night, January 21 weather permitting.

Due to a bridge strike on the structure carrying southbound I-79 over Thoms Run Road located approximately one-half mile north of the Heidelberg/Collier (Exit 55) off-ramp, a right-hand lane and shoulder closure have been in place around-the-clock since December 23.

To allow the repair work to occur, Thoms Run Road will close to traffic between Washington Pike (Route 50) and Neville Park Boulevard from 8:00 PM to 5:00 AM each night through mid-February. All traffic will be detoured via Washington Pike (Route 50) and Prestley Road (Route 3031).

Once repair work is completed, I-79 will reopen to three lanes of unobstructed traffic.


Interstate 79 Cable Barrier Repair Work Saturday Morning in Allegheny County

The Pennsylvania Department of Transportation (PennDOT) is announcing cable barrier repair work requiring a single-lane restriction on northbound Interstate 79 in Robinson and Kennedy townships, Allegheny County will occur Saturday morning, January 17 weather permitting.

A single-lane restriction will occur on northbound I-79 approximately one-half mile north of the Route 60 Crafton/Moon Run (Exit 60) interchange from 6:00 AM to 11:00 AM Saturday morning to allow crews to repair cable barrier.


I-376 Overnight Restrictions Tuesday in Allegheny County

The Pennsylvania Department of Transportation (PennDOT) is announcing overnight restrictions on I-376 in the City of Pittsburgh and Rosslyn Farms and Carnegie boroughs, Allegheny County will occur Tuesday night, January 13 weather permitting.

A single lane restriction will occur on I-376 from 10:00 PM Tuesday night to 6:00 AM Wednesday morning in the following locations:

  • Parkway West in each direction between the I-79 (Exit 64A) and Carnegie/Heidelberg (Exit 65) interchanges
  • Parkway West in the eastbound (inbound) direction between the West End (Exit 69C) exit and Fort Pitt Tunnel
  • The lower deck of the Fort Pitt Bridge (eastbound) at the West End (Exit 69C) exit
  • The upper deck of the Fort Pitt Bridge (Westbound) at the ramp to Monroeville
  • Parkway East in the westbound (inbound) direction at the Stanwix (Exit 70D) exit
  • Parkway East in the eastbound (outbound) direction at the Forbes Avenue/Oakland (Exit 72A) exit

PennDOT crews will conduct crash barrier repair work.


Interstate 79 Shoulder Closures Continue Monday in Allegheny County

The Pennsylvania Department of Transportation (PennDOT) is announcing shoulder closures on Interstate 79 in Kennedy, Robinson, and Neville townships, Allegheny County will continue Monday, January 12 weather permitting.

Shoulder closures will occur, as needed, in both directions of I-79 between the Route 60 Crafton/Moon Run (Exit 60 A/B) interchange and the Neville Island Bridge weekdays from 9:00 AM to 3:00 PM through early May. Crews will conduct various ITS work. 

Additionally, Route 51 (Coraopolis Road) between the northbound and southbound on-ramps at the I-79 Coraopolis/McKees Rocks interchange in Robinson Township will be reduced to a single-lane of traffic in each direction from 8:00 AM to 4:00 PM weekdays, as needed, through late January. Crews will conduct lighting repair work.


Eastbound I-376 Fort Pitt Tunnel Overnight Lane Restriction Thursday

The Pennsylvania Department of Transportation (PennDOT) is announcing a lane restriction in the eastbound (inbound) Fort Pitt Tunnel in the City of Pittsburgh, Allegheny County, will occur Thursday night, January 8 weather permitting.

A single lane restriction will occur in the eastbound (inbound) Fort Pitt Tunnel from 10:00 PM Wednesday night until to 4:00 AM Thursday morning. PennDOT crews will conduct ceiling inspection work.


Interstate 79 Single-lane Restrictions Continue in Allegheny County

The Pennsylvania Department of Transportation (PennDOT) is announcing single-lane restrictions on Interstate 79 in Robinson and Kennedy townships, Allegheny County will continue today, Thursday, January 8 weather permitting.

Single-lane restrictions will occur in both directions of I-79 between the I-376 Airport/Pittsburgh (Exit 59 A/B) interchange and approximately one-half mile north of the Route 60 Moon Run/Crafton (Exit 60 A/B) interchanges from 9:00 AM to 3:00 PM Thursday to allow crews to conduct pothole patching.  


Mansfield Avenue, Greentree Road Lane Restrictions Begin Monday

PennDOT District 11 is announcing lane restrictions on Route 121 (Mansfield Road) and Route 3101 (Greentree Road) in the Borough of Green Tree, Allegheny County will begin Monday, January 5 weather permitting.  

Beginning Monday night, lane restrictions will occur from 6:00 PM to 6:00 AM weeknights through late February for geotechnical core sample work in the following locations:

·       Mansfield Avenue (Route 121) between Greentree Road and Poplar Street

·       Greentree Road (Route 3101) between Mansfield Avenue and McKinney Lane


Interstate 79 Traffic Stoppages Friday in Allegheny County

The Pennsylvania Department of Transportation (PennDOT) is announcing intermittent traffic stoppages on Interstate 79 in Robinson Township, Allegheny County will occur Friday, December 19 weather permitting.

Intermittent traffic stoppages of 15 minutes or less will occur in both directions of I-79 just south of the Neville Island Bridge at the structure carrying I-79 over Route 51 from 3:30 AM to 6:00 AM Friday. Crews will conduct bridge jacking operations for bearing replacement work.

Please allow extra time and use caution when traveling through the work zone.


Westbound I-376 Parkway West Hillside Cropping Thursday in Pittsburgh

PennDOT District 11 is announcing hillside cropping on westbound (outbound) I-376 (Parkway West/Fort Pitt Bridge) in the City of Pittsburgh, Allegheny County will occur Thursday, December 11 weather permitting.

Hillside cropping operations, requiring a single lane closure will occur on westbound I-376 between the Fort Pitt Bridge and Banksville Road (Exit 69A) interchange, including the Fort Pitt Tunnel, from 10:00 AM to 3:00 PM Thursday. Crews from A. Liberoni, Inc. will conduct the work.


I-376 Parkway West Overnight Lane Closures Continue Monday Night

PennDOT District 11 is announcing overnight lane closures on I-376 (Parkway West) in Collier and Robinson townships, Allegheny County, will continue Monday night, October 27 weather permitting.

An overnight single-lane restriction will occur as needed in both directions on I-376 between the Campbells Run Road (Exit 62) and the Erie/Washington/I-79 (Exit 64A) interchanges nightly from 9:00 PM through 5:00 through mid-January. Crews will conduct drainage repairs, signage, and delineator and rumble strip installation work.



Motorists can check conditions on more than 40,000 roadway miles, including color-coded winter conditions on 2,900 miles, by visiting www.511PA.com. 511PA, which is free and available 24 hours a day, provides traffic delay warnings, weather forecasts, traffic speed information, and access to more than 860 traffic cameras.

511PA is also available through a smartphone application for iPhone and Android devices, by calling 5-1-1, or by following regional twitter alerts accessible on the 511PA website.


© 2026 Pittsburgh Downtown Partnership. All Rights Reserved. | Terms Of Use | Privacy Policy