A Little Bit of Information on Trench Grating
R&S Grating stock a large range of trench grating in a variety of styles and sizes. There are two main factors in choosing the best trench grate for any application, the size of the trench and the load rating of the grate.
Click to read more on trench sizing and load ratings.
1. Trench & Grate Size
The size of the trench determines how much water can be captured and held while released through the outlet. While the number and size of outlets changes the release rate of water and is the primary factor in how much water can be carried away, larger trenches can naturally hold more while awaiting discharge. The following trench and grate sizes are carried as stock lines.
2. Load Rating
The types of load that are expected to traverse a trench grate are important in helping choose the most appropriate trench grate.
Typically, residential settings will require a class B (light duty) trench grate. Commercial and industrial sites typically require a class D (heavy duty) trench grate.
The graphic below gives an indication of the recommended class rating for various applications.
R&S Grating’s preformed trench provides a built in form-work that dramatically decreases installation time. Stocked in a variety of lengths and sizes, preformed trench provides a fast, easy and economical alternative to traditional boxing methods of installing trench grating.