Steel Delat Bridge is a new kind of half-through permanent compact panel bridge, with the single span length from 35m to 90m; the carriage way width is 4.2m for single lane and 7.35m for double lane; the bridge deck can adopts concrete and steel deck .
1>, Design Information
(1) BS5400 Standard
(2)
(3) Standard Specifications for Highway Bridges, adopted by The American Association of State Highway and Transportation Officials (AASHTO), Twelfth edition, 1992;
(4)
2>, Main Technical Data
(1) Loading Grade:HS25,HA +30HB ,highway-Ⅰ;
(2) Carriageway :4.2m(single lane),7.35 m (double lane);
(3) Max. Span Length:Single lane 81m,Double lane 72 m;
(4) Max. Weight of Unit Component:2378Kg;
(5) Transportation:the component dimension is suitable for truck and container
(6)Erecting Methods:with temporary supporting or cantilever pushing
(7) Crane Requirement:25t; or 10t×10m truck crane
(8) Unit Weight (including steel deck
(9) Main Connection Type:high strength friction grip bolts or high strength bearing bolts
(10) Material:Q420qc,Q345C;
(11) Temperatures: - 20o c to + 60o c
(12) Wind speeds: 45 meters per second average, gusting to 60 meters per second