There will be several road restrictions in southwestern Butler County that might cause delays for motorists.

The state Department of Transportation will close Three Degree Road between Railroad Street and Sterrett Street in Valencia from 6 a.m. Saturday through 6 a.m. Tuesday to do railroad crossing repair.

There also will be single-lane restrictions and shoulder closures for pipe and inlet inspections on state roads in Cranberry Township on Oct. 24.

Traffic will be slowed on Route 228 between Dutilh Road and Route 19 and on Freedom Road between Route 19 and the intersection at the former Sheetz store.

Halloween train rides set in MarsMARS — The Mars History and Landmark Society will host Halloween train rides from 3 p.m. to dusk Oct. 27 at the Mars Historical Society’s restored train station.The station is at the south end of the borough, across the railroad tracks and behind the Mars Volunteer Fire Department’s fire hall.The society will ride adults and children on its new small scale riding railroad. Donations for the rides will be accepted.For information, call 412-445-8197, send e-mail to langbc23@yahoo.com or visit the website marshistory.org.

Bridge replacement meeting scheduled

SUMMIT TWP — The state Department of Transportation will have a public plan display meeting at 5 p.m. Thursday for a Route 422 East Butler bridge replacement project.

It will replace the bridge along Route 422 over Bonnie Brook.

The meeting, which will be at the township building, will provide residents an opportunity to comment on the project to representatives from PennDOT.

The state is expecting to take bids on the project in mid-2015. The estimated cost is $1 million to $5 million.

Those with knowledge of historical resources in the project area are asked to attend the meeting.