The steel grid plate groove cover is usually composed of a fixed frame and a movable steel grid plate groove cover, and can be matched with the fastening parts and the anti-theft device according to the requirement.

GT type trench cover: GT common side ditch, trench steel grid plate groove cover a steel grid plate groove cover according to the running direction is divided into side ditch cover and trench cover. A side ditch cover bearing steelthe running perpendicular to the direction of the bearing steelthe running parallel to the direction of a trench cover.

GU type groove cover: GU type steel plate ditch ditch cover for most ordinary concrete without edge channel, using U type groove cover is simple, save, do not need special Gouyan mouth.

Load T6-14, suggested that the buried ditch edge angle, but also can be prefabricated in U channel block building gutter, effectively prevent sewage leakage to the earth. When the vehicle needs to be over, the U type steel grid plate trench cover is only applicable to the side groove.

GM type trench cover: cover Road Park and other municipal facilities, dust, rain manhole wells, water wells drainage hole, hole, manhole, can be used GM type hole steel grille plate, GM type hole steel grille plate cover can be designed to be turning type, usually can be turned the opening and closing angle is 110 degrees. Lattice steel plate with the stern angle not only security but also simplifies the program

Reinforced concrete ditch cover: Road, municipal use, adjustable size, adjustable strength.