Delta(CB450) Bridge is a new kind of half-through permanent compact bridge,with the span length from 35m to 81m;carriage way is 4.2m in single or 7.35m in double.The bridge deck can be adopted steel plate and concrete,the latter deck is more suitable doe the permanent bridge.
Delta(CB450) Bridge is composed by main girder,deck system and support system.The upper chord nether chord of the main panel is modularized unit with a section of H shape.Web plate is modularized unit with a section of K shape.The bridge is connected up by the high strong bolts.
Delta(CB450) Bridge has the advantages of long fatigue ife,great loading capability and good appearance,suits to be used as a permanent bridge.