Abstract: In?the?design?of?the?trestle?of?coal?system,?the?arrangement?of?single?trusses?has?always?been?used,the?characteristic?of?continuous?truss?has?been?statemented?in?this?paper:Basing?on?elastic?sliding?support?arrangement?to?design?of?continuous?truss;The?horizontal?displacement?of?supporting?structure?under?various?load?conditions;Comparison?of?the?chord?force?between?continuous?truss?and?the?single?truss;Less?steel,?less?cost?and?also?being?able?to?meet?the?larger?span?truss?design.Analysis?of?the?Effective?length?of?the?bracket?along?the?truss?direction?under?the?continuous?truss?arrangement.