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2. Landslide mitigation - Wikipedia

   en.wikipedia.org/wiki/Landslide_mitigation

   The Drainage anti-slide pile (DASP) is a reinforced concrete structure with a hollow upper section and a solid lower section, designed to resist slope deformation. [2] [3] The hollow part is filled with compacted, high-permeability gravels and can drain water via a vertical drain-pipe or sub-horizontal pipes connected to the slope surface. [2] [3]

3. Permeable paving - Wikipedia

   en.wikipedia.org/wiki/Permeable_paving

   Permeable interlocking concrete pavements are concrete units with open, permeable spaces between the units. [ 28 ] : 2 More recently manufacturers have introduced styles with smaller joint allowing for better ADA compliance and still capturing a significant amount of stormwater.

4. This Drain Mistake Could Be Costly - AOL

   www.aol.com/drain-mistake-could-costly-205600754...

   A French drain system can be a cost-effective drainage solution for homeowners who face issues like water pooling in yards, basement dampness, or soil erosion, Caballero says.

5. Damp (structural) - Wikipedia

   en.wikipedia.org/wiki/Damp_(structural)

   Although rising damp of up to 5 metres (20') in height has been observed [26] the height of rise is typically much lower and is rarely above 1.5 metres (5'). Rising damp has been a widely observed phenomenon for at least two hundred years. [27] There is also strong evidence to suggest that it was a problem understood by the Romans and Ancient ...

6. Basement waterproofing - Wikipedia

   en.wikipedia.org/wiki/Basement_waterproofing

   A French drain, PVC pipe, or other drainage system is installed in the newly made channel. The installed drain is covered with new cement. The installed drain is covered with new cement. The drainage system collects any water entering the basement and drains it to an internally placed sump pump system, which will then pump the water out of the ...

7. Trench drain - Wikipedia

   en.wikipedia.org/wiki/Trench_drain

   The drain is characterized by its long length and narrow width, the cross-section of the drain is a function of the maximum flow volume anticipated from the surrounding surface. Channels can range from 1 inch (2.5 cm) to 2 feet (61 cm) in width, while depths can reach up to 4 feet (120 cm).

8. Concrete degradation - Wikipedia

   en.wikipedia.org/wiki/Concrete_degradation

   2 FeS 2 + 7.5 O 2 + 4 H 2 O → Fe 2 O 3 + 4 H 2 SO 4. The sulfuric acid released by pyrite oxidation then reacts with portlandite (Ca(OH 2)) present in the hardened cement paste to give gypsum: H 2 SO 4 + Ca(OH) 2 → CaSO 4 · 2H 2 O. When concrete is carbonated by atmospheric carbon dioxide (CO 2), or if limestone aggregates are used in ...

9. AOL Mail

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   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!