Great Race alert -- Thousands of runners and walkers will take to Pittsburgh streets beginning at 9:30 a.m. Sunday for the 31st Richard S. Caliguiri-City of Pittsburgh Great Race. It starts at Fifth Avenue and Atwood Street, Oakland, and comes down the Boulevard of the Allies to Wood Street, to Fort Pitt Boulevard, to Commonwealth Place. Bus service and traffic should be back to normal around noon.

Grant Street Transportation Center -- Grand opening ceremonies will be held 10 a.m. Monday for the new 991-space parking facility and Greyhound bus lines terminal at the old location at the corner of 11th Street and Liberty Avenue. About 10,000 passengers ride Greyhound to and from Pittsburgh each month.

Toll 43 Community Day -- Public has been invited to walk, bicycle or take a bus tour of the first nine miles of a new section of Mon-Fayette Expressway from Uniontown north toward Brownsville. Events start at 1 p.m. Oct. 11, near Searights Crossroads Interchange in Menallen. Information at www.paturnpike.com/MonFaySB.

I-70, Washington County -- Eastbound paving finished on 10-mile resurfacing project between Kammerer Exit and I-79 South Junction. Contractor working on westbound side 8 p.m.-8 a.m. most days, weather permitting.

I-79, Greene County -- Lane closings around the Ruff Creek and Waynesburg interchanges for $3.2 million resurfacing, minor repairs.

I-79, Meadowlands -- PennDOT advises that blasting takes place at times along I-79 north as part of ramp construction near Racetrack Road.

Parkway North/I-279 -- Outbound mainline traffic is shifted to the HOV lanes starting one-quarter mile south of Exit 11 at McKnight-Evergreen Road. The HOV ramp to Perrysville park-n-ride lot is closed. Current phase of work to end late next month.

Parkway East/I-376 -- Single-lane restrictions were to be removed by 5 a.m. Sunday because of extra traffic associated with Pittsburgh's Great Race.

Parkway West, Robinson -- Work planned this weekend was canceled Friday because of weather forecasts calling for rain.

Liberty Tunnels -- Outbound (southbound) tunnel closed 10 p.m.-6 a.m. Sunday through Thursday nights through February for $5.3 million in repairs, new portals. Detour via McArdle Roadway to Route 51/Route 19. Inbound tunnel not affected.

Business Route 22, Monroeville/Wilkins -- Traffic reduced to a single lane in each direction, 9:30 p.m.-9 a.m. weekdays for resurfacing between the Parkway East and Route 48, a total of four miles. Contractor has made considerable progress and should finish up in several weeks.

Route 22, Westmoreland County -- Lane restrictions have ended where PennDOT is rebuilding the highway east of New Alexandria. Work east of Cozy Inn Cutoff, Murrysville, and all four new lanes open to traffic. Resurfacing between Route 19 and Hannastown Road.

Route 28, Etna area -- Yearlong project under way to improve outbound Route 28 from Etna to the Highland Park Bridge. Some restrictions around the Route 28-8 interchange.

Route 28, North Side -- PennDOT has opened the direct ramp from Route 28 south to I-279 south, eliminating the need to exit onto East Ohio Street and travel through three intersections with signals. Some early confusion about which lane to be in as drivers approach the exit.

Route 28, Shaler -- Single-lane closures, traffic shifts on southbound side past the rockfall area south of Route 910. PennDOT relocating traffic onto permanent lanes moved farther from the slide-prone hill where crews will start installing the 1,600-foot-long rockfall containment fence. Also, traffic limited to a single lane from Creighton south to around Route 910 on Route 28 south this weekend for work on bridge approaches, traffic transitions, as that project winds down.

Route 30, Hempfield -- Milling and paving 7 p.m.-6 a.m. has shifted between Route 136 and Route 119 in South Greensburg.

Route 60, Beaver County -- Single lane through the Beaver-Midland interchange area through late November for various improvements, upgrades. Under the same contract, PennDOT building new ramps at Monaca-Shippenport interchange.

Boulevard of the Allies, Oakland -- Closed outbound east of the Parkway East entrance for interchange reconstruction.

Penn Avenue, East Liberty -- Traffic shifted from the eastbound lanes to the newly reconstructed inbound lanes, latest phase of the $3.1 million project covering 1.2 miles of Fifth Avenue/Route 8 and Penn Avenue.

Rochester Road, Franklin Park -- PennDOT contractor working 7 p.m.-7 a.m. nightly, paving 1.9 miles between Nicholson and Fairmont Church roads.

62nd Street Bridge -- Repairs and facelift that have restricted traffic since early March are to be completed in early November.

Birmingham Bridge -- All lanes reopened. Repairs to the pier that shifted in an incident last February being repaired under traffic conditions

Rankin Bridge -- One lane of traffic in each direction while the bridge undergoes a two-year rehabilitation.

• Port Authority: 412-442-2000 or www.portauthority.org.
• PennDOT: 1-800-FIX-ROAD or www.dot.state.pa.us/district11 for Allegheny, Beaver, Lawrence counties.
• Pennsylvania Turnpike: www.paturnpike.com.
• City parking: www.pittsburghparking.com.
• Biking: www.bike-pgh.org or www.pedalpittsburgh.org.
• Airport: www.flypittsburgh.com.
• Ride-sharing: www.commuteinfo.com.
• PennDOT's local hot line: 412-429-6035.