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<font size=3>'''Summary of properties of permeable pavements.'''</font size><br>
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Link to this [[Properties of permeable pavement|table]]
  
<font size=3>Properties of permeable pavements.</font size>
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<table class="sortable">
 
 
<table border="1" cellpadding=10 align='left' frame="void" rules="all">
 
 
<tr>
 
<tr>
<td width="25%" bgcolor=CCCCCC>'''Properties'''</td>
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<th>Properties</th>
<td width="25%" bgcolor=CCCCCC>'''Pervious concrete'''</td>
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<th>Pervious concrete</th>
<td width="25%" bgcolor=CCCCCC>'''Porous asphalt'''</td>
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<th>Porous asphalt</th>
<td width="25%" bgcolor=CCCCCC>'''[[Acronyms|PICP]]'''</td>
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<th>[[Acronyms|PICP]]</th>
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td width="25%">Typical pavement surface thickness<sup>1</sup></td>
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<td width="25%">Typical pavement surface thickness<sup>a</sup></td>
 
<td width="25%">5 to 8 inches</td>
 
<td width="25%">5 to 8 inches</td>
 
<td width="25%">3 to 4 inches (thicker for high wheel load applications)</td>
 
<td width="25%">3 to 4 inches (thicker for high wheel load applications)</td>
<td width="25%">3 inches</td>
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<td width="25%">3 inches<sup>a</sup></td>
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td width="25%">Bedding layer<sup>1,6</sup></td>
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<td width="25%">Bedding layer<sup>a,f</sup></td>
 
<td width="25%">None</td>
 
<td width="25%">None</td>
<td width="25%">1 in. No. 57 stone</td>
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<td width="25%">1 in. [http://www.transportation.org/Pages/default.aspx AASHTO] No. 57 stone</td>
<td width="25%">2 inches of No. 8 stone</td>
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<td width="25%">2 inches of [http://www.transportation.org/Pages/default.aspx AASHTO] No. 8 stone (MnDOT 3127 FA-3)</td>
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td width="25%">Reservoir layer<sup>2,6</sup></td>
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<td width="25%">Reservoir layer<sup>b,f</sup></td>
<td width="25%">No. 57 stone or per hydraulic design></td>
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<td width="25%">[http://www.transportation.org/Pages/default.aspx AASHTO] No. 57 stone or per hydraulic design</td>
<td width="25%">No. 2, 3, or 5 stone</td>
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<td width="25%">[http://www.transportation.org/Pages/default.aspx AASHTO] No. 2, 3, or 5 stone</td>
<td width="25%">4 inches of No. 57 stone over No. 2, 3 or 4 stone</td>
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<td width="25%">4 inches of [http://www.transportation.org/Pages/default.aspx AASHTO] No. 57 stone over No. 2, 3 or 4 stone</td>
 
</tr>
 
</tr>
 
<tr>
 
<tr>
 
<td width="25%">Construction properties</td>
 
<td width="25%">Construction properties</td>
<td width="25%">Cast in place, seven day cure, must be covered</td>
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<td width="25%">
<td width="25%">Cast in place, 24 hour cure</td>
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*Cast in place
<td width="25%">No cure period; manual or mechanical installation of pre-manufactured units</td>
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*Seven day cure
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*Must be continuously covered</td>
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<td width="25%">
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*Cast in place
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*24 hour cure</td>
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<td width="25%">
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*No cure period
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*Manual or mechanical installation of pre-manufactured units</td>
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td width="25%">Installed surfacing cost<sup>3</sup></td>
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<td width="25%">Installed surfacing cost<sup>c</sup></td>
<td width="25%">$3 to $4/sf</td>
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<td width="25%">3 to &#36;4/square foot</td>
<td width="25%">$2/sf</td>
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<td width="25%">&#36;2/square foot</td>
<td width="25%">$3 to $4/sf</td>
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<td width="25%">3 to &#36;4/square foot</td>
 
</tr>
 
</tr>
 
<tr>
 
<tr>
 
<td width="25%">Minimum batch size</td>
 
<td width="25%">Minimum batch size</td>
<td width="25%">None</td>
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<td colspan="3"><center>None</center></td>
<td width="25%">None</td>
 
<td width="25%">None</td>
 
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td width="25%">Longevity<sup>4</sup></td>
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<td width="25%">Longevity<sup>d</sup></td>
<td width="25%">20 to 30 years</td>
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<td colspan="3"><center>20 to 30 years</center></td>
<td width="25%">20 to 30 years</td>
 
<td width="25%">20 to 30 years</td>
 
 
</tr>
 
</tr>
 
<tr>
 
<tr>
 
<td width="25%">Overflow</td>
 
<td width="25%">Overflow</td>
<td width="25%">Catch basin or overflow edge</td>
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<td colspan="3"><center>Catch basin, overflow edge, elevated underdrain</center></td>
<td width="25%">Catch basin or overflow edge</td>
 
<td width="25%">Catch basin or overflow edge</td>
 
 
</tr>
 
</tr>
 
<tr>
 
<tr>
 
<td width="25%">Runoff temperature reduction</td>
 
<td width="25%">Runoff temperature reduction</td>
<td width="25%">Cooling at the reservoir layer</td>
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<td colspan="3"><center>Cooling at the reservoir layer</center></td>
<td width="25%">Cooling at the reservoir layer</td>
 
<td width="25%">Cooling at the reservoir layer</td>
 
 
</tr>
 
</tr>
 
<tr>
 
<tr>
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</tr>
 
</tr>
 
<tr>
 
<tr>
<td width="25%">Load bearing capacity<sup>5</sup></td>
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<td width="25%">Load bearing capacity<sup>e</sup></td>
<td width="25%">Handles all vehicle loads with appropriate surface and base/subbase layer material and thickness design</td>
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<td colspan="3"><center>Handles all vehicle loads with appropriate surface and base/subbase layer material and thickness design</center></td>
<td width="25%">Handles all vehicle loads with appropriate surface and base/subbase layer material and thickness design</td>
 
<td width="25%">Handles all vehicle loads with appropriate surface and base/subbase layer material and thickness design</td>
 
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td width="25%">Surface cleaning<sup>7</sup></td>
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<td width="25%">Surface cleaning<sup>g</sup></td>
<td width="25%">Periodic vacuuming; replace if completely clogged and uncleanable</td>
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<td colspan="2"><center>Periodic vacuuming; replace if completely clogged and uncleanable</center></td>
<td width="25%">Periodic vacuuming; replace if completely clogged and uncleanable</td>
 
 
<td width="25%">Periodic vacuuming; replace jointing stones if completely clogged and uncleanable</td>
 
<td width="25%">Periodic vacuuming; replace jointing stones if completely clogged and uncleanable</td>
 
</tr>
 
</tr>
 
<tr>
 
<tr>
 
<td width="25%">Other issues</td>
 
<td width="25%">Other issues</td>
<td width="25%">Avoid concentrated deicers and winter sanding</td>
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<td width="25%">
<td width="25%">Avoid seal coating and winter sanding</td>
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*Avoid concentrated deicers
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*Avoid winter sanding</td>
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<td width="25%">
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*Avoid seal coating
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*Avoid winter sanding</td>
 
<td width="25%">Avoid winter sanding</td>
 
<td width="25%">Avoid winter sanding</td>
 
</tr>
 
</tr>
 
<tr>
 
<tr>
 
<td width="25%">Design reference</td>
 
<td width="25%">Design reference</td>
<td width="25%">[[Permeable pavement references|ACI Report 522-2010]]</td>
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<td width="25%">[http://www.concrete.org/BookstoreNet/bookstore.htm?HP=m_bookstore|ACI Report 522-2010]</td>
<td width="25%">Hansen 2008 NAPA</td>
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<td width="25%">Hansen 2008[http://www.asphaltpavement.org/ NAPA]</td>
<td width="25%">Smith 2011 ICPI</td>
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<td width="25%">Smith 2011 [http://www.icpi.org/ ICPI]</td>
 
</tr>
 
</tr>
 
</table>
 
</table>
  
<font size = 1>
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<font size = 1><sup>a</sup>Thickness may vary depending on site and traffic conditions<br>
1. Thickness may vary depending on site and traffic conditions
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<sup>b</sup>Reservoir storage may be augmented by corrugated metal pipes, plastic arch pipe or plastic lattice crates<br>
# Reservoir storage may be augmented by corrugated metal pipes, plastic arch pipe or plastic lattice crates
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<sup>c</sup>Supply and install minimum surface thickness only; minimum 30,000 sf with Minnesota 2012 prevailing labor wages. Does not include base reservoir, drainage appurtenances, engineering, or inspection<br>
# Supply and install minimum surface thickness only; minimum 30,000 sf with Minnesota 2012 prevailing labor wages. Does not include base reservoir, drainage appurtenances, engineering, or inspection
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<sup>d</sup>Based on pavement being properly maintained. Resurfacing or rehabilitation may be needed after the indicated period<br>
# Based on pavement being properly maintained. Resurfacing or rehabilitation may be needed after the indicated period
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<sup>e</sup>Depends primarily on on-site geotechnical considerations and structural design computations<br>
# Depends primarily on on-site geotechnical considerations and structural design computations
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<sup>f</sup> ASTM D448 Standard Classification for Sizes of Aggregate for Road and Bridge Construction or ASASHTO M-43<br>
# ASTM D448 Standard Classification for Sizes of Aggregate for Road and Bridge Construction or ASASHTO M-43
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<sup>g</sup>Periodic vacuuming frequency determined from inspection, intensity of use, and other potential sediment sources
# Periodic vacuuming frequency determined from inspection, intensity of use, and other potential sediment sources
 
 
</font size>
 
</font size>
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<noinclude>[[Category:Level 3 - General information, reference, tables, images, and archives/Tables/Permeable pavement]]</noinclude>

Latest revision as of 22:15, 6 August 2022

Summary of properties of permeable pavements.
Link to this table

Properties Pervious concrete Porous asphalt PICP
Typical pavement surface thicknessa 5 to 8 inches 3 to 4 inches (thicker for high wheel load applications) 3 inchesa
Bedding layera,f None 1 in. AASHTO No. 57 stone 2 inches of AASHTO No. 8 stone (MnDOT 3127 FA-3)
Reservoir layerb,f AASHTO No. 57 stone or per hydraulic design AASHTO No. 2, 3, or 5 stone 4 inches of AASHTO No. 57 stone over No. 2, 3 or 4 stone
Construction properties
  • Cast in place
  • Seven day cure
  • Must be continuously covered
  • Cast in place
  • 24 hour cure
  • No cure period
  • Manual or mechanical installation of pre-manufactured units
Installed surfacing costc 3 to $4/square foot $2/square foot 3 to $4/square foot
Minimum batch size
None
Longevityd
20 to 30 years
Overflow
Catch basin, overflow edge, elevated underdrain
Runoff temperature reduction
Cooling at the reservoir layer
Surface colors/texture Range of light colors and textures Black or dark grey colors Wide range of colors, textures and patterns
Load bearing capacitye
Handles all vehicle loads with appropriate surface and base/subbase layer material and thickness design
Surface cleaningg
Periodic vacuuming; replace if completely clogged and uncleanable
Periodic vacuuming; replace jointing stones if completely clogged and uncleanable
Other issues
  • Avoid concentrated deicers
  • Avoid winter sanding
  • Avoid seal coating
  • Avoid winter sanding
Avoid winter sanding
Design reference Report 522-2010 Hansen 2008NAPA Smith 2011 ICPI

aThickness may vary depending on site and traffic conditions
bReservoir storage may be augmented by corrugated metal pipes, plastic arch pipe or plastic lattice crates
cSupply and install minimum surface thickness only; minimum 30,000 sf with Minnesota 2012 prevailing labor wages. Does not include base reservoir, drainage appurtenances, engineering, or inspection
dBased on pavement being properly maintained. Resurfacing or rehabilitation may be needed after the indicated period
eDepends primarily on on-site geotechnical considerations and structural design computations
f ASTM D448 Standard Classification for Sizes of Aggregate for Road and Bridge Construction or ASASHTO M-43
gPeriodic vacuuming frequency determined from inspection, intensity of use, and other potential sediment sources

This page was last edited on 6 August 2022, at 22:15.