Large span bridge , upto 90m , Heavy loading

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) (JTG D60-2004);

(3) Standard Specifications for Highway Bridges, adopted by The American Association of State Highway and Transportation Officials (AASHTO), Twelfth edition, 1992;

(4) (GB50017-2003)；

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

Large span bridge , upto 90m , Heavy loading Images