Split out into new topic.
US 14 and 83 should be/have been updated in the mapper to reflect the relocation in February.
Wasn't official until July 1st though.
Anyway, other updates related to that:
US 14:
PieSt -> SD1889
OldUS14_E -> SD34_E
US14Trk_E -> SD1804
US 83:
PieSt -> SD1889
OldUS83_N -> SD1804
SD 34:
PieSt -> SD1889
SD 1804:
US14/83 -> SD1889
extend to old 14/83 bypass junction north of Menards
SD 1889:
New Route!
Copy the SD LCTrl points between 14/34/83 and 1804
SD LCTrl:
Hwy14_N -> SD1804_S