ZB200 Bailey Bridge,single lane * Standard : ASTM, GB, BS5400 * Material : Q345B * Single Span: 9~60m ;30-200 FT * Net Width :4.2 m * Loading Capacity : HS15,HS20-44, HS25-44, HS30,HL-93 etc.. * Application Scope : Road Construction ; Railway Construction ; Usage: Emergency Usage , Military Usage : For more information, pls contact us by www.facebook.com/jszybridge or contact me by skype:shannoie ;jszjbridge@sina.com