Orinoquia Bridge have a clearance of 41 m above water level and are supported by four 120 m tall H-shaped pylons via two planes of cable stays. Unusually, these spans do not lead directly into each other as at other multi-span cable stayed bridges such as the Millau Viaduct, but are anchored at a fixed point on the mid-stream island. The bridge was built to complement the existing Angostura Bridge and to provide a more direct connection with the important industrial city of Ciudad Guayana. In particular, it was intended to provide for a future rail connection to allow the city's heavy
Monocacy River bridge and viaduct painted some spans. <br> As of 2016, the bridge is in active rail service, operated by the Walkersville Southern RR. The original bridge was a "Bollman suspension truss". The Monocacy river bridge and viaduct structures were a mixture of wrought iron tension members and cast iron compression members, including other decorative elements, such as Doric styled vertical members and end towers, all cast iron and detailed. In 1872, Bollman's firm, Patapsco Bridge and Iron Works completed the bridge and viaducts with a total length of 326 feet. The ICC survey work papers indicate two rebuilds were performed on the Monocacy