Trench Types

Payment Terms:	L/C, T/T
Place of Origin:	Hebei

JH  supplies a complete range of civil grating and frames to suit clients' applications and load requirement. NJMM civil grating can be manufactured out of any type of steel grating and to any span needs.


Trench Cover (Drainage Cover)




















  JH    trench grating provides the following benefits:

1.Extended life from hot dip galvanizing.
2.High hydraulic efficiencies due to maximum waterway created by narrow load bars.
3.Bicycle and pedestrian safety.
4.Simple speedy installation.


Sump Cover



                         



















 JH  sump cover provides the following benefits:

1.Extended life from hot dip galvanizing.
2.High hydraulic efficiencies due to maximum water way created by narrow load bars.
3.Bicycle and pedestrian safety.
4.Secure anchoring of frame in concrete from out turned frame angles and deformed steel rod anchors.
5.Safe installation arising from low frame and grating weights.
6.Safe opening and closing due to low weights and the availability of grating hinging.