▁Union ▁Pacific ▁Rail road ▁( former ly ▁the ▁Den ver ▁and ▁Rio ▁Grande ▁Western ) ▁occup ies ▁the ▁south ▁bank . ▁ ▁To ▁minim ize ▁the ▁ha z ards ▁along ▁this ▁portion , ▁a ▁command ▁center ▁staff ed ▁with ▁emer gency ▁response ▁vehicles ▁and ▁to w ▁tr uck s ▁on ▁stand by ▁mon itors ▁cam eras ▁along ▁the ▁t unn els ▁and ▁vi ad uct s ▁in ▁the ▁can y on . ▁Tra ffic ▁signals ▁have ▁been ▁placed ▁at ▁strateg ic ▁locations ▁to ▁stop ▁traffic ▁in ▁the ▁event ▁of ▁an ▁accident , ▁and ▁variable ▁message ▁signs ▁equ ipped ▁with ▁rad ar ▁guns ▁will ▁automatically ▁warn ▁motor ists ▁exceed ing ▁the ▁design ▁speed ▁of ▁one ▁of ▁the ▁curves . ▁The ▁US D OT ▁makes ▁provision ▁for ▁b icy cles , ▁which ▁are ▁usually ▁prohib ited ▁along ▁Inter state ▁High ways , ▁along ▁the ▁fre ew ay ▁cor rid or ▁in ▁Glen wood ▁C any on . ▁ ▁Rock y ▁Mountains ▁The ▁highway ▁dep arts ▁the ▁Colorado ▁River ▁near ▁D ot sero , ▁the ▁name ▁given ▁to ▁the ▁rail road ▁separation ▁for ▁the ▁two ▁primary ▁mountain ▁cross ings , ▁the ▁original ▁via ▁Tennessee ▁Pass / Ro yal ▁G orge ▁and ▁the ▁newer ▁and ▁shorter ▁M off at ▁T unnel ▁route . ▁I - 7 0 ▁uses ▁a ▁separate ▁route ▁between ▁the ▁two ▁rail ▁cor rid ors . ▁From ▁this ▁j unction ▁I - 7 0 ▁follows ▁the ▁E agle ▁River ▁toward ▁V ail ▁Pass , ▁at ▁an ▁elev ation ▁of ▁. ▁In ▁this ▁can y