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Screening and straining devices - installation and maintenance recommendations
Link to this table
Device | Installation notes | Frequency of inspections | Maintenance checklist (link) | Permitted on private land/ Maintenance agreement recommended | Practices for minimizing sediment and trash buildup | Practices for mitigating erosion | Cost considerations (equipment needed and man hours) |
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Rain Guardian - Bunker | Specifications and installation notes available here | Following rain events [1] | Maintenance guide | Remove debris if grate is clogged, chamber is >75% full, or vertical filter wall is clogged [2] | NA | Simple hand tools; <5 minutes [3] | |
Rain Guardian - Turret | Specifications and installation notes available here | Following rain events [4] | Maintenance guide | Remove debris if grate is clogged, chamber is >75% full, or vertical filter wall is clogged [5] | NA | Simple hand tools; <5 minutes [6] | |
Rain Guardian - Foxhole | Specifications and installation notes available here | Following rain events [7] | Maintenance guide | Remove debris if grate is clogged, chamber is >75% full, or vertical filter wall is clogged [8] | NA | Simple hand tools; <5 minutes [9] | |
Riprap check dams | General installation guidelines available here | Following each runoff event, especially after rainfall exceeding 0.5 inches [10] | Maintenance guide | Remove sediment adjacent to and behind check dam before it reaches halfway to the top, repair and restore dam [11] | To the extent feasible, use erosion prevention practices such as stabilization rather than sediment control practices, restabilization of areas where sediment removal results in exposed soil [12] | ||
Wattles | Installation guide here | Following rain events | Frequent sediment removal is necessary | NA | |||
Hydro Screen | No information available. Must call. | No information available. Must call. | No information available. Must call. | No information available. Must call. | No information available. Must call. | No information available. Must call. | No information available. Must call. |