4 ▁ ▁FM ▁ 5 1 5 ▁ ▁FM ▁ 5 1 6 ▁ ▁FM ▁ 5 1 7 ▁ ▁Farm ▁to ▁Market ▁Road ▁ 5 1 7 ▁is ▁located ▁in ▁Bra z oria ▁and ▁Gal vest on ▁count ies . ▁It ▁runs ▁from ▁SH ▁ 6 ▁in ▁Al vin ▁to ▁FM ▁ 1 4 6 . ▁ ▁FM ▁ 5 1 7 ▁was ▁designated ▁on ▁July ▁ 9 , ▁ 1 9 4 5 , ▁from ▁US ▁ 7 5 ▁at ▁Dick inson ▁east ▁to ▁SH ▁ 1 4 6 ▁at ▁San ▁Leon , ▁and ▁US ▁ 7 5 ▁at ▁Dick inson ▁west ▁to ▁the ▁Bra z oria ▁County ▁line . ▁The ▁Dick inson - B raz oria ▁County ▁line ▁portion ▁was ▁cancel led ▁on ▁January ▁ 1 8 , ▁ 1 9 4 6 , ▁and ▁the ▁road ▁was ▁extended ▁west ▁to ▁Al ta ▁L oma ▁on ▁July ▁ 2 0 , ▁ 1 9 4 8 ▁via ▁what ▁was ▁previously ▁FM ▁ 5 1 7 , ▁and ▁what ▁was ▁previously ▁FM ▁ 5 2 0 . ▁On ▁December ▁ 1 7 , ▁ 1 9 5 2 , ▁the ▁road ▁was ▁extended ▁west ▁to ▁SH ▁ 6 , ▁and ▁a ▁ 4 . 8 - mile ▁section ▁of ▁FM ▁ 5 1 7 ▁was ▁transferred ▁to ▁FM ▁ 6 4 6 ▁( this ▁portion ▁was ▁originally ▁planned ▁as ▁FM ▁ 5 2 0 ). ▁On ▁October ▁ 2 8 , ▁ 1 9 5 3 , ▁the ▁road ▁was ▁extended