Sentence examples for soil waterproofing from inspiring English sources
An increase in the soil sodium concentration, compared to the remaining soil concentration of calcium and magnesium (soil sodicity), can cause soil waterproofing.
Where there is antecedent fire, water that would otherwise become a binding force hits the rill network, caroms off the soil's waterproof layer, and rides the steep slopes in cataracts into the nearest canyon.
Prior to this study, the roof structure consisted of a layer of grass growing in approximately 40 cm of clay soil, over a waterproofing membrane that covers a concrete slab.
Of all the assembling factors that eventually send debris flows rumbling down the canyons, none is more detonative than the waterproof soil.
There is also a 5 mile dry section between Cotgrave and Kinoulton, which has presented problems since construction in the 18th century: gypsum in the soil reacted with the waterproof clay leading to leaking.
Green roofs rooftops that are partially or completely covered with vegetation growing in soil medium over a waterproof membrane have gained momentum over the past six years as building owners recognize their advantages over conventional roofing in terms of better energy efficiency and reduced rain runoff.
Here's a water-clad rule for which walls to waterproof: Waterproof any walls with soil on one side and habitable space (including crawl space) on the other.
Further demonstrating how waterproof this burned soil really is, Wells pours half a pound of it, like loose brown sugar, into a beaker of water.
If possible sink it up to the rim into the soil and you'll have a waterproof cellar (good for all root crops).
But American Hydrotech estimates that the layered system, from waterproof mat to high-tech soil mix, could cost $10 to $15 a foot, if you do it yourself; $15 to $30 if it's a union job.
