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--- infiltration_practices [2022/05/24 16:45] – admin
+++ infiltration_practices [2022/06/29 16:31] (current) – admin
@@ Line 9: / Line 9: @@
 ^  ^[[Rain Garden]]^[[Bioretention Device]]^[[Infiltration Basin]]^
-|**Watershed Size**|≤3,000 Ft<sup>2</sup> Impervious, ≤5,000 Ft<sup>2</sup> Total|<2 Acres|5-50 Acres|
+|**Watershed Size**|≤3,000 ft<sup>2</sup> impervious, ≤5,000 ft<sup>2</sup> total|<2 acres|<50 acres|
-|**Pretreatment**|Not Required|Not Required|60% Residential, 80% Commercial|
+|**TSS Pretreatment**|Not required|Not required|60% residential, 80% commercial|
-|**Drawdown Time**|<24 Hours|≤24 Hours Surface, 72 Hours Total|≤24 Hours|
+|**Max Ponding Depth**|8 inches|12 inches (6-9 inches optimal)|24 inches|
-|**Surface Layer**|Mulch|Mulch or Class II Matting|Not Required|
+|**Drawdown Time**|<24 hours|≤24 hours surface, 72 hours total|≤24 hours|
-|**Engineered Soil Layer**|Not Required|24 Inches|Not Required|
+|**Surface Layer**|Mulch|Mulch or class II matting|Not required|
-|**Storage Layer**|Not Required|Required if native infiltration rate <3.6 in/hr, ≤48 Inches|Not Required|
+|**Engineered Soil Layer**|Not required|24 inches|Not required|
-|**Underdrain**|Not Required|Required if Native Infiltration Rate <3.6 in/hr|Not Required|
+|**Storage Layer**|Not required|Required if native infiltration rate <3.6 in/hr, ≤48 Inches|Not required|
-|**Vegetation**|Native plant plugs or seed recommended. Turf grass allowed.|Native plugs placed 12 inches apart|Native seed recommended. Turf grass allowed|
+|**Underdrain**|Not required|Required if native infiltration rate <3.6 in/hr|Not required|
-|**Applicable Standards**|Infiltration\Thermal\Green Infrastructure|Infiltration\Sediment\Oil & Grease\Thermal\Green Infrastructure|Infiltration\Thermal\Green Infrastructure|
+|**Vegetation**|Native plant plugs or seed recommended, turf grass allowed|Native plugs placed 12 inches apart|Native seed recommended, turf grass allowed|
+|**Applicable Standards**|Infiltration, Green Infrastructure, Thermal|Infiltration, Sediment, Oil & Grease, Green Infrastructure, Thermal|Infiltration, Green Infrastructure, Thermal|