▁Al leg an ▁County . ▁ ▁West ▁Michigan ▁ ▁As ▁US   1 3 1 ▁passes ▁through ▁the ▁out sk ir ts ▁of ▁P lain well , ▁it ▁curves ▁to ▁the ▁n ortheast ▁through ▁a ▁commercial ▁area ▁centered ▁around ▁the ▁inter change ▁with ▁M - 8 9 ; ▁M - 4 3 ▁dep arts ▁the ▁fre ew ay ▁at ▁this ▁exit . ▁North ▁of ▁this ▁area ▁US   1 3 1 ▁cross es ▁the ▁Kal am az oo ▁River ▁and ▁runs ▁past ▁the ▁US   1 3 1 ▁Race way ▁Park , ▁a ▁drag strip ▁close ▁to ▁the ▁M - 2 2 2 ▁inter change ▁near ▁Martin . ▁The ▁fre ew ay ▁continues ▁north ▁through ▁mixed ▁farm ▁and ▁forest ▁land ▁to ▁the ▁resident ial ▁areas ▁that ▁ab ut ▁it ▁in ▁Way land . ▁Further ▁north ▁the ▁highway ▁cross es ▁into ▁Kent ▁County ▁and ▁the ▁southern ▁end ▁of ▁the ▁Grand ▁Rap ids ▁metropol itan ▁area . ▁ ▁As ▁the ▁fre ew ay ▁continues ▁farther ▁north , ▁and ▁closer ▁to ▁Grand ▁Rap ids , ▁it ▁is ▁l ined ▁with ▁more ▁commercial ▁and ▁light ▁industrial ▁properties . ▁The ▁un in cor por ated ▁sub urb ▁of ▁C ut ler ville ▁lies ▁to ▁the ▁east ▁as ▁US   1 3 1 ▁approaches ▁M - 6 , ▁the ▁South ▁B elt line ▁Fre ew ay , ▁and ▁meets ▁in ▁the ▁largest ▁fre ew ay ▁inter change ▁in ▁West ▁Michigan . ▁G aining ▁a ▁third ▁l ane ▁in ▁each ▁direction , ▁the ▁inter change ▁st ret ches ▁over ▁a