Added Pittsburgh's Pennsylvania Motor Speedway. May update later with more details on the driveways and gates.

Updated driveway area for East Campus Garage and (now gone) UC turnaround to reflect changes after construction.

Fixed issues with footpath and road on CMU campus.

turn:lanes settings for Wightman & Beacon intersection

Turn restrictions.

Corday Way street name and made S Evaline St one-way.

41st and 42nd streets are one-way here.

Removed sections of streets here which do not exist (one changed to stairs).

Added turn:lanes for this tunnel tube, as signed.

Typos in turn:lanes tag. throught->through

Added turn restrictions according to signage.

These road segments were marked one-way but they are two-way roads.

USPS mailbox added

Added pedestrian stair feature missing between Iowa/Ewart and Centre. Did not indicate the exact shape of stairs because the shape is obscured by the trees in the reference imagery.

Added missing turn restriction. No U-Turn sign here.

Trimmed Spring Run Road, local resident told me that it was wrong before.

Added Integrity Drive

Merged Narcissus Avenue sections.

Adding missing Narcissus Avenue section.

Removed Galveston Avenue connection to Pennsylvania Avenue. It does not connect in the real world (there is a wall and fence separating them).