Difference between revisions of "Enhanced swales: Specifications"
Jump to navigation
Jump to search
(2 intermediate revisions by 2 users not shown) | |||
Line 1: | Line 1: | ||
{|class="wikitable" | {|class="wikitable" | ||
− | |+Specifications for | + | |+Specifications for Enhanced Swales |
|- | |- | ||
!Material | !Material | ||
Line 43: | Line 43: | ||
|'''Planting Soil/ Filter Media''' | |'''Planting Soil/ Filter Media''' | ||
| | | | ||
− | * [[Topsoil|Planting soil]] - use for enhanced grass swales | + | * [[Topsoil|Planting soil]] - use for enhanced grass swales <br> |
− | * [[Bioretention: Filter media|Filter Media Blend A]] | + | </br> |
− | * [[Bioretention: Filter media|Filter Media Blend B]] | + | * [[Bioretention: Filter media|Filter Media Blend A]]<br> |
− | * [[Sand]] | + | </br> |
− | * [[Topsoil]] | + | * [[Bioretention: Filter media|Filter Media Blend B]]<br> |
− | * [[Organic matter|Organic Material]] | + | </br> |
− | * [[Additives]] - Should be material low in available phosphorus such as leaf and yard waste compost, untreated woodchips, shredded paper or coir. | + | * [[Sand]]<br> |
− | * [[Grain size analysis|Particle-size distribution]] | + | </br> |
− | * [[Phosphorus|Other Parameters - Phosphorus (Plant Available or Extractable)]] | + | * [[Topsoil]]<br> |
+ | </br> | ||
+ | * [[Organic matter|Organic Material]]<br> | ||
+ | </br> | ||
+ | * [[Additives]] - Should be material low in available phosphorus such as leaf and yard waste compost, untreated woodchips, shredded paper or coir.<br> | ||
+ | </br> | ||
+ | * [[Grain size analysis|Particle-size distribution]]<br> | ||
+ | </br> | ||
+ | * [[Phosphorus|Other Parameters - Phosphorus (Plant Available or Extractable)]]<br> | ||
+ | </br>''' | ||
| | | | ||
* For Planting Soil - hydraulic conductivity, saturated (ASTM D2434) at 85% maximum dry density (ASTM D698) should be of 15 - 300 mm/h. | * For Planting Soil - hydraulic conductivity, saturated (ASTM D2434) at 85% maximum dry density (ASTM D698) should be of 15 - 300 mm/h. | ||
Line 89: | Line 98: | ||
* Enhanced grass swales may be planted with sod or seed. | * Enhanced grass swales may be planted with sod or seed. | ||
**If using seed, stabilize swale with [[erosion control blankets]]. | **If using seed, stabilize swale with [[erosion control blankets]]. | ||
− | ** Bioswale planting plans should feature a mixture of deeply rooting perennials adapted to both wet and dry conditions and | + | ** Bioswale planting plans should feature a mixture of deeply rooting perennials adapted to both wet and dry conditions and local climate. |
− | local climate. | ||
** If using a native seed mix, include a cover crop of oats, winter wheat, or rye to stabilize the swale in the short term. | ** If using a native seed mix, include a cover crop of oats, winter wheat, or rye to stabilize the swale in the short term. | ||
** Road salt tolerance should be considered if facility will receive pavement runoff. | ** Road salt tolerance should be considered if facility will receive pavement runoff. |
Latest revision as of 21:05, 10 March 2022
Material | Specification | Quantity |
---|---|---|
Site Layout |
|
|
Inlets |
|
|
Pre-treatment |
|
|
Planting Soil/ Filter Media |
|
|
Check Dams |
|
|
Plants |
|
local climate. |