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{| class="wikitable" style="width: 175%; height: 200px;"
'''This page is an archive, please do not review, use or cite the contents below'''
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!colspan="2" style="background:white; color:black"| LID Practice
!colspan="2" style="background:white; color:black"| LID Practice
!colspan="12" style="background: brown; color: white"|United States
!colspan="12" style="background: brown; color: white"|United States
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!colspan="2" style="backgroung=green; color:white"|Green Roof|| CVC+TRCA (Factsheets-2010)<ref> http://www.creditvalleyca.ca/wp-content/uploads/2012/02/lid-swm-guide-apdxa-bioretention.pdf</ref>||LID-SWM Guide 2010<ref> http://www.creditvalleyca.ca/wp-content/uploads/2014/04/LID-SWM-Guide-v1.0_2010_1_no-appendices.pdf</ref>|| LID-Design Guide Edmonton- 2014 || New York State SWM Design Manual-2015||Massachusets SW BMP-2013 || District of Columbia-SWM Guidebook-2010 ||San Diego LID Handbook-2014||Alabama LID Handbook-2013|| W. Virginia-SWM design guidance manual-2012||Rhode Island-SW design & Installation Standards Manual-2012|| Minnesota SW Manual-2016 || Tennessee-LID Development-SWM 2016 || Texas-LID Technical Guidance Manual-2013 || Oregon SWM Manual-2014||Oregon State Univ. Fact Sheets-2011
!colspan="2" style="backgroung=green; color:white"|Green Roof|| CVC+TRCA (Factsheets-2010)<ref>http://www.creditvalleyca.ca/wp-content/uploads/2012/02/lid-swm-guide-apdxa-green-roofs.pdf</ref>||LID-SWM Guide 2010<ref> http://www.creditvalleyca.ca/wp-content/uploads/2014/04/LID-SWM-Guide-v1.0_2010_1_no-appendices.pdf</ref>|| LID-Design Guide Edmonton- 2014 || New York State SWM Design Manual-2015||Massachusets SW BMP-2013 || District of Columbia-SWM Guidebook-2010 ||San Diego LID Handbook-2014||Alabama LID Handbook-2013|| W. Virginia-SWM design guidance manual-2012||Rhode Island-SW design & Installation Standards Manual-2012|| Minnesota SW Manual-2016 || Tennessee-LID Development-SWM 2016 || Texas-LID Technical Guidance Manual-2013 || Oregon SWM Manual-2014||Oregon State Univ. Fact Sheets-2011
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|colspan="2" |'''Slope (%)'''
|colspan="2" |'''Slope(%)'''
|<= 10 || <= 10 || < 5 (requires sloped underdrain), 5-20 (gravity drainage), > 20 lath grid is required || || || || See Table A.6-3 for Media specs (Below) || || || || || || || ||
|<= 10 || <= 10 || < 5 (requires sloped underdrain), 5-20 (gravity drainage),> 20 lath grid is required || || || || See Table 2 for Media specs (Below) || || || || || || || ||
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|colspan="2" |'''Green roof assembly Weight(kg/m2)''' || 80 || || 290-967.7 (Intensive), 129.1-169.4 (Extensive) || || || || || || || || || || || ||
|colspan="2" |'''Green Roof Assembly Weight(kg/m2)''' || 80 || || 290-967.7 (Intensive), 129.1-169.4 (Extensive) || || || || || || || || || || || ||
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|colspan="2" |'''Growing medium depth (cm)''' || 4-15 || 4-15 || || || || || || || || || || || || ||
|colspan="2" |'''Growing Medium Depth (cm)''' || 4-15 || 4-15 || || || || || || || || || || || || ||
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|colspan="2" style="text-align: right;|Intensive || > 15 || > 15 || 20-60 || || || || || || || || || || || ||
|colspan="2" style="text-align: right;|'''Intensive''' || > 15 || > 15 || 20-60 || || || || || || || || || || || ||
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|colspan="2" style="text-align: right;|Extensive || <= 15 || <= 15 || 10-15 || || || || || || || || || || || ||
|colspan="2" style="text-align: right;|'''Extensive''' || <= 15 || <= 15 || 10-15 || || || || || || || || || || || ||
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|colspan="2" |'''Fertilizer applications (nitrogen/m2)''' || < = 5.0 g || || || || || || || || || || || || || ||
|colspan="2" |'''Fertilizer Applications (Nitrogen/m2)''' || < = 5.0 g || || || || || || || || || || || || || ||
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|colspan="2" |'''Porosity of the drainage Layer (%)''' || > = 25% || > = 25% || || || || || || || || || || || || ||
|colspan="2" |'''Porosity of the drainage Layer (%)''' || > = 25% || > = 25% || || || || || || || || || || || || ||
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|colspan="2" |'''Ratio of impervious area to treatment facility area, %''' || || 1:1 || || || || CDA:GR size +25% || || || || DA not limit, generally no runoff from surrounding area || || || || ||
|colspan="2" |'''Ratio of impervious area to treatment facility area (%)''' || || 1:1 || || || || CDA:GR size +25% || || || || DA not limit, generally no runoff from surrounding area || || || || ||
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|colspan="2" |'''Plant density''' || || || Seeds >= 325/m2, Cuttings>= 12 kg/100m2, Plugs>= 11/m2 || || || || || || || || || || || ||
|colspan="2" |'''Plant density''' || || || Seeds >= 325/m2, Cuttings>= 12 kg/100m2, Plugs>= 11/m2 || || || || || || || || || || || ||
|colspan="2" |'''Filter Media''' || || || || || || || || || || || || || || ||
|colspan="2" |'''Filter Media''' || || || || || || || || || || || || || || ||
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|colspan="2" style="text-align: right;|Organic || || || || 25% || < 5% || <20% || || < 15% || <20% || < 15% || See Table 1 for media parameter ranges || < 15% || < 20% || 25% || 20%
|colspan="2" style="text-align: right;|'''Organic''' || || || || 25% || < 5% || <20% || || < 15% || <20% || < 15% || See Table 1 for media parameter ranges || < 15% || < 20% || 25% || 20%
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|colspan="2" style="text-align: right;|'''Light Weight in-organic''' || || || || 75% || 95-100 % || 80-90% || 100% || > 85% || 80-90% || 85-100 % || || 80-90 % || 80-90 % || 50% ||
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|colspan="2" style="text-align: right;|'''CEC''' || || || || || || || > 10 || || || > 10 || || || > 10 || ||
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|colspan="2" style="text-align: right;|'''pH''' || || || || || || || 6.5-8 || || || || 6.5-7.8 || || 6.5-8 || ||
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|colspan="2" style="text-align: right;|'''Sand''' || || || || || || || || || || S: 95%; D:85-95% || || || || ||
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|colspan="2" style="text-align: right;|'''Silt''' || || || || || || || || || || S: <5%; D: 5-15% || || || || ||
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|colspan="2" style="text-align: right;|'''Clay''' || || || || || || || || || || 0% || || || || ||
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|colspan="2" style="text-align: right;|'''P-Content''' || || || || || || || || || || || E: 2-10; I:2-15 || || || ||
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|colspan="2" style="text-align: right;|'''Topsoil''' || || || || || || || || || || || || || || 25% ||
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|colspan="2" style="text-align: right;|'''Porous Material''' || || || || || || || || || || || || || || || 70%
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|colspan="2" style="text-align: right;|'''Digested fiber''' || || || || || || || || || || || || || || || 10%
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{| class="wikitable"
!colspan="3" style="background:cyan; color:black"| Table 1: Recommended green roof growing medium parameter ranges
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| Parameter || Extensive green roofs || Intensive green roofs
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| pH || 6.5 to 7.8 || 6.5 to 7.8
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| Nitrate-N (mg/L) || 1 to 4 || 2 to 32
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| Ammonium-N (mg/L) || 0.1 to 0.8 || 0.1 to 0.8
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| Nitrogen (total) (mg/L) || 2 to 8 || 2 to 32
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|colspan="2" style="text-align: right;|Light Weight in-organic || || || || 75% || 95-100 % || 80-90% || 100% || > 85% || 80-90% || 85-100 % || || 80-90 % || 80-90 % || 50% ||
| Phosphorus (total) (mg/L) || 2 to 10 || 2 to 15
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|colspan="2" style="text-align: right;|CEC || || || || || || || > 10 || || || > 10 || || || > 10 || ||
| Potassium (mg/L) || 8 to 32 || 8 to 64
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|colspan="2" style="text-align: right;|pH || || || || || || || 6.5-8 || || || || 6.5-7.8 || || 6.5-8 || ||
| Calcium (mg/L) || 100 to 300 || 100 to 300
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|colspan="2" style="text-align: right;|Sand || || || || || || || || || || S: 95%; D:85-95% || || || || ||
| Magnesium || 10 to 80 || 10 to 80
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|colspan="2" style="text-align: right;|Silt || || || || || || || || || || S: <5%; D: 5-15% || || || || ||
| Iron (mg/L) || 8 to 32 || 8 to 32
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|colspan="2" style="text-align: right;|Clay || || || || || || || || || || 0% || || || || ||
| Manganese || 1 to 8 || 1 to 8
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|colspan="2" style="text-align: right;|P-Content || || || || || || || || || || || E: 2-10; I:2-15 || || || ||
| Boron (mg/L) || 0.04 to 0.6 || 0.04 to 0.6
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|colspan="2" style="text-align: right;|Topsoil || || || || || || || || || || || || || || 25% ||
| Sodium (mg/L) || <20 || <20
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|colspan="2" style="text-align: right;|Porous Material || || || || || || || || || || || || || || || 70%
| Zinc (mg/L) || 1 to 10 || 1 to 10
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|colspan="2" style="text-align: right;|Digested fiber || || || || || || || || || || || || || || || 10%
| Soluble salts (mmhos/cm) || 0.4 to 1.2 || 0.4 to 1.2
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| Sodium Absorption Ratio (SAR) || <2 || <2
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{| class="wikitable"
!colspan="2" style="background:cyan; color:black"| Table 2:Example green roof media specifications
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| Parameter || Specification
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| Noncapillary pore space at field capacity || 155 (vol.)
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| Moisture content at field capacity || 12% (vol.)
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| Maximum media water retention || 30% (vol)
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| Alkalinity, CaCo3 equivalents || 2.50%
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| Total organic matter by wet combustion || 3-15% (dry wt.)
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| pH || 6.5-8.0
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| Soluble Salts || 6 mmhos/cm
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| Cation exchange capacity || 10 meq/100g
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| Saturated hydraulic conductivity for single media assemblles || 0.05 in/min
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| Clay fraction (2 micron) || 0
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| Pct. Passing US#200 sieve (i.e., silt fraction) || 5%
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| Pct. Passing US#60 sieve || 10%
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| Pct. Passing US#18 sieve || 5%-50%
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| Pct. Passing 1/8 inch sieve || 20%-70%
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| Pct. Passing 3/8 inch sieve || 75%-100%
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