michigan highway state trunkline state michigan runs miles highway lake superior circle tour concurrency crosses bridge unique fact bridge roadway water level realigned times roadway junctions changes flip harvey extended air force base route description begins intersection crosses overlaps little mile near east runs forest lands serves communities entering intersects southern section east chatham junctions northern section turns southerly briefly returning east west direction head community ultimately joins concurrency lake superior circle tour turn route decidedly east west north south north south south runs forest lands great swamp way national forest located near south lake curves east turning south area enters town turning follow deer street river street trunkline uses bridge cross uses maple streets terminating drive bridge crosses bridge built river water level actually higher road surface produced effect giving bridge nickname organized needed dam supply mill dam needed flood large section city shallow river banks meant difficulties bridge construction instead expensive concrete tank built river bed sides tank provided man banks higher natural banks described bridge having concrete bulkheads formed spans bridge allow mill maintain water level feet bridge acted water level roadway structure featured believe history december shows routed west current routing rerouted run southerly routing abandoned november later extended westward harvey portion west extended current routing extended time old end newly designated major intersections
M-94 (Michigan highway)