Portable slidable protection device for highway bridge construction

The utility model discloses a portable slidable protective device for expressway bridge construction, and particularly relates to the field of bridge construction, the portable slidable protective device comprises a suspension cage used for expressway bridge construction and a protective piece worn by a user, the suspension cage is provided with a cross rod, the protective piece comprises a waistband worn on the waist of the user, and the cross rod is provided with a sliding groove. The top of the waist band is connected with a shoulder band worn on the shoulder of a user, the outer wall of the waist band is connected with a clamping assembly used for being connected to the outer portion of the cross rod through a traction band, and the clamping assembly is composed of an upper clamping base and a lower clamping base. The protective piece is simple in structural design, convenient to carry and wear and safe and convenient to use, double protection is provided, potential safety hazards caused when a certain cl