▁Cu pert ino , ▁California ▁and ▁Sun ny v ale , ▁California , ▁used ▁for ▁b icy cle ▁and ▁ped est rian ▁traffic . ▁It ▁is ▁the ▁only ▁cable - st ay ed ▁ped est rian ▁bridge ▁over ▁a ▁highway ▁in ▁California . ▁At ▁night ▁the ▁bridge ▁is ▁lit ▁up ▁and ▁can ▁be ▁seen ▁by ▁those ▁driving ▁on ▁or ▁crossing ▁Inter state ▁ 2 8 0 . ▁ ▁Const ruction ▁The ▁bridge ▁was ▁completed ▁in ▁ 2 0 0 8 ▁and ▁it ▁cost ▁$ 1 4 . 8 ▁million . ▁R ough ly ▁ 8 0 ▁percent ▁of ▁the ▁fund ing ▁for ▁the ▁bridge ▁came ▁from ▁gr ants , ▁b onds ▁and ▁the ▁Santa ▁Clara ▁Valley ▁Transport ation ▁Author ity . ▁The ▁original ▁plan ▁for ▁the ▁bridge ▁was ▁to ▁use ▁concrete ▁to ▁keep ▁costs ▁down , ▁but ▁a ▁steel ▁design ▁was ▁chosen ▁after ▁the ▁b ids ▁for ▁a ▁concrete ▁bridge ▁came ▁in ▁too ▁high . ▁ ▁Location ▁details ▁North ▁of ▁I - 2 8 0 , ▁Mary ▁Avenue ▁ends ▁in ▁a ▁par king ▁lot ▁and ▁drop - off ▁area ▁for ▁Hom est ead ▁High ▁School . ▁Mary ▁Avenue ▁continues ▁south ▁of ▁the ▁highway . ▁ ▁The ▁address ▁for ▁the ▁southern ▁entrance ▁to ▁the ▁bridge ▁is ▁ 1 0 6 5 5 ▁Mary ▁A ve , ▁Cu pert ino , ▁CA ▁ 9 5 0 1 4 - 1 3 5 5 . ▁The ▁address ▁for ▁the ▁northern ▁entrance ▁to ▁the ▁bridge ▁is ▁ 2 1 3 7 0 ▁Hom est ead ▁R d