mar ns und ▁Bridge , ▁Germany , ▁which ▁itself ▁is ▁based ▁on ▁the ▁network ▁arch ▁idea . ▁▁▁ ▁The ▁correct ▁name ▁of ▁tied ▁arch ▁brid ges ▁with ▁incl ined ▁h angers ▁that ▁cross ▁each ▁other ▁at ▁most ▁once ▁is ▁N iel sen ▁bridge . ▁T ied ▁arch es ▁with ▁h angers ▁with ▁multiple ▁inter sections ▁are ▁network ▁arch ▁brid ges . ▁This ▁strict ▁rule ▁is ▁just ified , ▁because ▁it ▁leads ▁to ▁a ▁more ▁efficient ▁structure . ▁ ▁Ex amples ▁, ▁Norway ▁( 1 9 6 3 ) ▁Fe h mar ns und ▁Bridge , ▁Germany ▁( 1 9 6 3 ) ▁Lake ▁Champ lain ▁Bridge ▁USA , ▁ 2 0 1 1 ▁Prov idence ▁River ▁Bridge , ▁USA ▁( 2 0 0 8 ) ▁, ▁Norway ▁( 1 9 6 3 ) ▁B len ner h ass ett ▁Island ▁Bridge , ▁USA ▁( 2 0 0 8 ) ▁George ▁C . ▁King ▁Bridge , ▁Canada ▁( 2 0 1 4 ) ▁Tro ja ▁Bridge , ▁Prag ue , ▁Czech ▁Republic ▁( 2 0 1 4 ) ▁Bu gr in sky ▁Bridge , ▁Nov os ib ir sk , ▁Si ber ia ▁( 2 0 1 4 ) ▁Or ds all ▁Ch ord , ▁United ▁Kingdom ▁( 2 0 1 7 ). ▁ ▁References ▁ ▁External ▁links ▁▁▁ ▁http :// www . network - arch . com ▁( Information ▁on ▁network ▁arch ▁brid ges ) ▁ ▁http :// home . u ia . no / pert / ▁( Information ▁on ▁network ▁arch ▁brid