Add rest area roads from aerial and GPS
Fix some dramatically misaligned curves
Delete abandoned railway that has visibly been built over with other things
Remove road flagged by TIGER as nonexistent. Add other roads from aerial.
Some alignment corrections, a few suggested by TIGER
Add jog to street seen on aerial
Make this unidentified road follow the GPS trace instead of running in a straight line
Somewhat more plausible street alignments, from GPS and aerial. TIGER is no help here.
Align a tiny bit closer to aerial and GPS
Add an exit that is in the GPS tracks and TIGER
Add missing street from aerial, using name from TIGER
Add driveway from GPS trace and aerial
Realign to better match aerial and GPS
Realign to better match aerial and GPS