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2. Permeable paving - Wikipedia

   en.wikipedia.org/wiki/Permeable_paving

   Permeable paving surfaces are made of either a porous material that enables stormwater to flow through it or nonporous blocks spaced so that water can flow between the gaps. Permeable paving can also include a variety of surfacing techniques for roads, parking lots, and pedestrian walkways. Permeable pavement surfaces may be composed of ...

3. Chipseal - Wikipedia

   en.wikipedia.org/wiki/Chipseal

   Chip seal products can be installed over gravel roads to eliminate the cost of grading, road roughness, dust, mud, and the cost of adding gravel lost from grading. Adding chip seal over gravel is about 25% of the price of resurfacing with asphalt, $170,000 for a 4-mile project done in Minnesota [6] compared to $760,000 had it been redone with ...

4. Asphalt concrete - Wikipedia

   en.wikipedia.org/wiki/Asphalt_concrete

   Asphalt batch mix plant A machine laying asphalt concrete, fed from a dump truck. Asphalt concrete (commonly called asphalt, [1] blacktop, or pavement in North America, and tarmac or bitumen macadam in the United Kingdom and the Republic of Ireland) is a composite material commonly used to surface roads, parking lots, airports, and the core of embankment dams. [2]

5. New Law Gives You $8,000 for Free To Make These 5 Home ... - AOL

   www.aol.com/finance/law-gives-8-000-free...

   You can save as much as 15% on your home heating and cooling costs with the addition of insulation in attics, floors over crawl spaces and basement rim joists, according to EPA.gov. Through the ...

6. Road surface - Wikipedia

   en.wikipedia.org/wiki/Road_surface

   A road being resurfaced using a road roller. Red surfacing for a bicycle lane in the Netherlands. Construction crew laying down asphalt over fiber-optic trench, in New York City. A road surface (British English) or pavement (North American English) is the durable surface material laid down on an area intended to sustain vehicular or foot ...

7. Concrete - Wikipedia

   en.wikipedia.org/wiki/Concrete

   Life cycle assessment (LCA) of low-carbon concrete was investigated according to the ground granulated blast-furnace slag (GGBS) and fly ash (FA) replacement ratios. Global warming potential (GWP) of GGBS decreased by 1.1 kg CO 2 eq/m 3, while FA decreased by 17.3 kg CO 2 eq/m 3 when the mineral admixture replacement ratio was increased by 10% ...