▁construction ▁in ▁June ▁ 2 0 1 4 , ▁tr uck s ▁and ▁bus es ▁we igh ing ▁more ▁than ▁seven ▁tons ▁or ▁carrying ▁ha z ard ous ▁material ▁were ▁b anned ▁from ▁using ▁the ▁bridge ▁to ▁minim ize ▁the ▁risk ▁of ▁acc idents ▁on ▁one - lane ▁sections . ▁ ▁By ▁ 2 0 1 8 , ▁the ▁new ▁paint ▁started ▁to ▁pe el ▁away ▁from ▁areas ▁of ▁the ▁super structure ▁above ▁the ▁deck , ▁and ▁the ▁exposed ▁metal ▁began ▁to ▁rust . ▁ ▁See ▁also ▁ ▁List ▁of ▁cross ings ▁of ▁the ▁Sch u yl kill ▁River ▁ ▁References ▁ ▁External ▁links ▁ ▁George ▁C . ▁Pl att ▁Memorial ▁Bridge ▁Re h abil itation ▁Project ▁at ▁the ▁official ▁P enn D OT ▁website . ▁ ▁List ing ▁at ▁Historic ▁Br id ges ▁of ▁the ▁U . S . ▁ ▁" In ▁ 1 9 7 5 , ▁beneath ▁Philadelphia ’ s ▁Pen rose ▁Avenue ▁Bridge , ▁an ▁ex ting u ished ▁ref in ery ▁fire ▁ro ared ▁back ▁to ▁life , ▁killing ▁eight ▁men ." ▁ ▁Category : B rid ges ▁in ▁Philadelphia ▁Category : B rid ges ▁over ▁the ▁Sch u yl kill ▁River ▁Category : Tr uss ▁brid ges ▁in ▁the ▁United ▁States ▁Category : B rid ges ▁completed ▁in ▁ 1 9 4 9 ▁Category : Ro ad ▁brid ges ▁in ▁Pennsylvania ▁Category : Ste el ▁brid ges ▁in ▁the ▁United ▁States <0x0A> </s> ▁Margaret ▁of ▁Bav aria ▁( 1 3 2 1 – 1 3 7 4