▁half ▁mile ▁( 0 . 8   km ) ▁in ▁width ▁and ▁over ▁a ▁mile ▁( 1 . 6   km ) ▁in ▁length ▁and ▁en comp ass es ▁ 2 7   brid ges ▁and ▁ 1 8   ret aining ▁walls . ▁US   1 3 1 ▁continues ▁north ▁through ▁the ▁city ▁of ▁Wy oming ▁to ▁the ▁more ▁sub urban ▁resident ial ▁areas ▁near ▁the ▁southern ▁city ▁limits ▁of ▁Grand ▁Rap ids ▁north ▁of ▁M - 1 1 ▁( 2 8 th ▁Street ). ▁ ▁The ▁fre ew ay ▁continues ▁through ▁the ▁southern ▁end ▁of ▁Grand ▁Rap ids , ▁alongside ▁resident ial ▁areas ▁until ▁Bur ton ▁Street . ▁A ▁large ▁rail ▁yard ▁ab uts ▁the ▁tr unk line ▁on ▁the ▁east , ▁and ▁the ▁fre ew ay ▁turns ▁n ort he aster ly ▁on ▁its ▁approach ▁to ▁dow nt own . ▁At ▁We alth y ▁Street , ▁the ▁fre ew ay ▁takes ▁a ▁sharp ▁turn ▁to ▁the ▁west ▁to ▁cross ▁the ▁Grand ▁River ▁and ▁immediately ▁turns ▁back ▁north ▁on ▁a ▁bridge ▁structure ▁known ▁as ▁the ▁S - Cur ve . ▁The ▁highest ▁traffic ▁volumes ▁along ▁US   1 3 1 ▁are ▁located ▁north ▁of ▁this ▁river ▁crossing . ▁In ▁ 2 0 0 9 , ▁MD OT ▁measured ▁an ▁A AD T ▁of ▁ 1 0 7 , 2 0 0   c ars ▁and ▁ 5 , 9 9 2   tr uck s ▁through ▁the ▁stretch ▁between ▁Market ▁Avenue ▁and ▁Pear l ▁Street . ▁The ▁tr unk line ▁continues