The Allegheny County Department of Public Works announced Friday the upcoming closures of portions of I-279 and the I-279\/I-579 High Occupancy Vehicle (HOV) lanes in Pittsburgh, Ross Township and Ohio Township.<\/p>\n
The closures are necessary for the demolition of Jacks Run Bridge No. 3. This bridge carries Jacks Run Road over I-279 between Bellevue Road\/Bellpark Drive and Kane Lane in Ross.<\/p>\n
Monday night (August 3) to Friday morning (August 7)<\/p>\n
I-279\u00a0northbound (outbound) will be fully closed between the McKnight Road\/Evergreen Road exit ramp (Exit 4) and the I-279\u00a0North on-ramp from Camp Horne Road from 9 p.m. to 5 a.m. nightly.The I-279\/I-579 HOV northbound (outbound) lanes will be closed from 8 p.m. to 6 a.m. nightly.The left lane of I-279\u00a0southbound (inbound) under Jacks Run Road will be closed from 7 p.m. to 6 a.m. nightly.<\/p>\n
Friday night (August 7) to Saturday morning (August 8)<\/p>\n
I-279\u00a0northbound (outbound) will be fully closed between the McKnight Road\/Evergreen Road exit ramp (Exit 4) and the I-279\u00a0North on-ramp from Camp Horne Road from two hours after the 6:40 p.m. Pittsburgh Pirates game at PNC Park concludes (or 9 p.m. if the game is postponed) until 9 a.m.The I-279\/I-579 HOV northbound (outbound) lanes will be closed from two hours after the Pirates game concludes (or 9 p.m. if the game is postponed) until 10 a.m.The left lane of I-279\u00a0southbound (inbound) under Jacks Run Road will be closed from 7 p.m. to 9 a.m.<\/p>\n
As a reminder and as previously announced, a portion of I-279\u00a0and the I-279\/I-579 HOV lanes will also be closed this weekend:<\/p>\n
Tonight (July 31) to tomorrow morning (August 1)<\/p>\n
I-279\u00a0northbound (outbound) will be fully closed between the McKnight Road\/Evergreen Road exit ramp (Exit 4) and the I-279\u00a0North on-ramp from Camp Horne Road from 8 p.m. to 10 a.m.I-279\u00a0southbound (inbound) will be fully closed between the Camp Horne Road exit ramp (Exit 8) and the I-279\u00a0South entrance ramp from McKnight Road from 8 p.m. to 10 a.m.A single lane of I-279\/I-579 HOV northbound (outbound) will be closed, and traffic will be diverted off at the McKnight Road exit from 7 p.m. to midnight. After midnight, the HOV will be fully closed until 6 a.m. on Monday, August 3.<\/p>\n
Tomorrow night (August 1) to Sunday morning (August 2)<\/p>\n
I-279\u00a0northbound (outbound) will be fully closed between the McKnight Road\/Evergreen Road exit ramp (Exit 4) and the I-279\u00a0North on-ramp from Camp Horne Road from 7 p.m. to 10 a.m.I-279\u00a0southbound (inbound) will be fully closed between the Camp Horne Road exit ramp (Exit 8) and the I-279\u00a0South entrance ramp from McKnight Road from 7 p.m. to 10 a.m.I-279\/I-579 HOV will be fully closed until 6 a.m. on Monday, August 3.<\/p>\n
Sunday night (August 2) to Monday morning (August 3)<\/p>\n
I-279\u00a0northbound (outbound) will be fully closed between the McKnight Road\/Evergreen Road exit ramp (Exit 4) and the I-279\u00a0North on-ramp from Camp Horne Road from 6 p.m. to 5 a.m.I-279\u00a0southbound (inbound) will be fully closed between the Camp Horne Road exit ramp (Exit 8) and the I-279\u00a0South entrance ramp from McKnight Road from 6 p.m. to 5 a.m.I-279\/I-579 HOV will be fully closed until 6 a.m. on Monday, August 3.<\/p>\n
All work is weather-dependent and cannot proceed during heavy rainfall or lightning.<\/p>\n
When I-279\u00a0northbound (outbound) is fully closed:<\/p>\n
I-279\u00a0northbound traffic will be\u00a0detoured<\/a>\u00a0back to I-279\u00a0using McKnight Road, Babcock Boulevard, Rochester Road, Lowries Run Road, and Camp Horne Road.Union Avenue traffic to I-279\u00a0northbound will be\u00a0detoured<\/a>\u00a0using Gass Road, Highland Avenue, Perry Highway, Rochester Road, Lowries Run Road, and Camp Horne Road.Cemetery Lane traffic to I-279\u00a0northbound will be\u00a0detoured<\/a>\u00a0using Perry Highway, Rochester Road, Lowries Run Road, and Camp Horne Road.<\/p>\n When I-279\u00a0southbound (inbound) is fully closed:<\/p>\n I-279\u00a0southbound traffic will be\u00a0detoured<\/a>\u00a0back to I-279\u00a0using Camp Horne Road, Lowries Run Road, Rochester Road, Babcock Boulevard and McKnight Road.I-279\u00a0southbound traffic to Union Avenue in Ross will be\u00a0detoured<\/a>\u00a0using Camp Horne Road, Lowries Run Road, Rochester Road, Perry Highway, Highland Avenue, and Gass Road.I-279\u00a0southbound traffic to Cemetery Lane in Ross will be\u00a0detoured<\/a>\u00a0using Camp Horne Road, Lowries Run Road, Rochester Road, and Perry Highway.<\/p>\n Periodic closures of I-279 and the I-279\/I-579 HOV lanes are expected to continue through August. A detailed schedule of closures for each upcoming week will be released every Friday until the work is complete. <\/p>\n Jacks Run Bridge No. 3 was closed on July 3, 2025, after inspectors identified corrosion in the bridge\u2019s only pier. The Federal Highway Administration is funding the entire $2.8 million project, which began on April 27, 2026.<\/p>\n The Pennsylvania Department of Transportation (PennDOT) is overseeing the federal funds for the project, with Swank Construction Company of New Kensington serving as the primary contractor. The section of I-279 near Jacks Run Bridge No. 3 is used by an average of 73,367 vehicles daily.<\/p>\n Construction of a new bridge is expected to begin in 2027 as a separate project.<\/p>\n Download the FREE WPXI News app<\/a> for breaking news alerts.<\/p>\n Follow Channel 11 News on Facebook<\/a> and Twitter<\/a>. | Watch WPXI NOW<\/a><\/p>\n TOP STORIES FROM CHANNEL 11 NEWS <\/p>\n \u00a92026 Cox Media Group<\/p>\n