From the game documentation
Congratulations! you have been named Transportation Director of River City, Michigan. River City is a central city with a declining population which is now at 185,000 persons. Budget problems over the past year have resulted in a severely deteriorated road system and inadequate bus service.
Streets of the City was published as type-in source code in Creative Computing, Volume 7, Number 4, April 1981. The program was written by Kenneth R. Murray, and is presented in TSR BASIC.