Trench Grating/Drainage Grating

Regaring most comcrete groove without edge,it would be very simple and economical to use GU trench cover for There is no special requirement to groove edge. It's suggested that angle steel should be filledin uper edge. If the loads are T-6 and T-4. The U trench perfab blocks are also available to prevent dirty water to leak into earth. But GU trench cover is just suitable for side ditch when a car need to cross it.

FG***/30/100 is generally used for making GT terch cover, and other types are slao available. For the trench covers used in public places, the grating with 50mm cross bar pitch is recommended. Serrated type and I bar type grating is available according to customer requests.

Except for highway,GT trench cover is suitable for all other roads, which are not crowded. Screw fixing is recommended to avoid danger. This kind of trench cover is used on T shape ditch, with agle steel seating frame.

Trench grating cover is composed of fixed frame & movable grating. It can be classified to GT & GU according to structures.Hot-dip-galvanizing finish is used as antiseptic.

Trench grating cover is used for catch basin,sand sediment trap,dralning well,& sink hole in road, park & other civil projects. It's generally designed to be revertible & its start-stop angle is 110

Trench grating covers is applied on walkway, carriageway,courtyard,used as cover for drainage trench,wire ditch,subway ect.