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)
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.