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A diagram of a traditional French drain. A French drain [1] (also known by other names including trench drain, blind drain, [1] rubble drain, [1] and rock drain [1]) is a trench filled with gravel or rock, or both, with or without a perforated pipe that redirects surface water and groundwater away from an area.
A course is a layer of the same unit running horizontally in a wall. It can also be defined as a continuous row of any masonry unit such as bricks, concrete masonry units (CMU), stone, shingles, tiles, etc. [1] Coursed masonry construction arranges units in regular courses.
For example, nitrogen has been implicated in the gulf hypoxia. Drainage tile sometimes increases water quality because the water flows into the ground, then the tile, instead of running off the field into a ditch, carrying soil and nutrients with it. The soil can filter the water before it enters the streams and rivers.
A roll way or running pad is the pad placed on a concrete slab or on the ties on the outside of the 1,435 mm (4 ft 8 + 1 ⁄ 2 in) conventional track along both running rails of a rubber-tyred metro or along the unconventional track of a tram. The rubber-tyred wheels roll directly on the roll ways. With a conventional track:
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A set of yellow truncated domes on the down-ramp in a parking lot. Tactile paving (also called tenji blocks, truncated domes, detectable warnings, tactile tiles, tactile ground surface indicators, tactile walking surface indicators, or detectable warning surfaces) is a system of textured ground surface indicators found at roadsides (such as at curb cuts), by and on stairs, and on railway ...
The AOL homepage can be pinned to your Start menu to avoid having to open your browser and manually enter the web address. Pinning an item to your Start menu creates a tile that acts like a shortcut to a website you use the most. Your pinned tiles can be found in the right panel of your Start menu. Just click the tile to open up the website on ...
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