The utility model discloses an operation coaster for continuous beam heat -insulation construction, including last truss, entablature, walking wheel, connection suspender, lower truss and bottom end rail, it sets up respectively in the upper and lower both sides of continuous beam with lower truss to go up the truss, it is perpendicular with the length direction of continuous beam with the length direction of truss down to go up the truss, and the bottom of going up the truss is provided with the two piece entablatures parallel with last truss length direction, and the entablature bottom is provided with the walking wheel, and the walking wheel lies in the roof beam face of continuous beam, the top of lower truss be provided with with truss length direction two parallel bottom end rails down, upward truss and lower truss are through being connected the suspender connection, the top of bottom end rail is provided with continuous beam bottom plate work platform. The utility model discloses can be for providing work platform to continuous beam parcel insulation material, the orientation is controllable when walking simultaneously, has increased the security of construction. But wide application in railway continuous beam insulation material parcel and the external sight of roof beam fitment construction operation.