Impervious surface


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Impervious surface

A surface that sheds the precipitation falling on it, rather than infiltrating. They contribute to stormwater runoff and the heat island effect.
References in periodicals archive ?
"It's a huge increase in impervious surface," Warner said at the hearing, which was at Wheeling's village hall.
Fluctuation in water infiltration with Impervious Surface Cover (ISC) was followed from the guidelines of the United States Environmental Protection Agency (Table 1; USEPA 1993).
The council decided to base the charge on a parcel's impervious surface cover after finding that parcels with higher amounts of impervious surfaces contribute greater amounts of stormwater and pollutants to the city's stormwater management system and that the owners of such parcels should carry a proportionate burden of the cost of such system.
Municipalities impose storm water fees based on the amount of impervious surface on a property.
[UKPRwire, Tue Oct 16 2018] Storm Water Cleaning Services Market: Introduction: Storm water runoff occurs when snow melts and rain flows over an impervious surface or land, and does not percolate into the ground.
They argue the amount of impervious surface added to the area is exacerbating issues with flooding in an town already in the flood plain.<br />Engineers hired by the county, and watershed activists, agree development played a role in the flooding.
Studying agricultural, mixed-agricultural, mixed-urban, and urban streams in the Piedmont region of Maryland, Moore and Palmer (2005) reported a strong negative relationship between impervious surface and taxa richness ([R.sup.2] = 0.70).
Then we can examine how the melt of the snow and the runoff changes in light of the percentage of each city's impervious surface. This is really important because it helps us understand how the built environment of the city modifies the effects of global climate factors."
A large proportion of impervious surface accelerates the runoff rate and produces shorter times of concentration or lag times as well as an increased peak flow and runoff volume; however, the proximity of impervious surfaces to a drainage system plays a significant role in these interactions (Shuster et al., 2005).
Census, 2010) and average amount of impervious surface (Illinois Geospatial Clearinghouse, 2003).
You could choose anything from a natural stone effect in a rustic or retro finish; a polished marble to create a luxury vibe; or what about this faux croc tile that introduces the look of leather but in a totally impervious surface? Lesley Taylor is an interior designer, author, full member of the BIID and design director of Taylor's Etc.
Most of the time this risk can be addressed by applying chrome in several thin layers so the cracks do not intersect, thereby providing a largely impervious surface. That treatment is often used on rigid PVC processing equipment and is referred to as double or even triple chrome.