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The California Bearing Ratio (CBR) is a measure of the strength of the subgrade of a road or other paved area, and of the materials used in its construction. The ratio is measured using a standardized penetration test first developed by the California Division of Highways for highway engineering . [ 1 ]
The sodium adsorption ratio (SAR) is an irrigation water quality parameter used in the management of sodium-affected soils. It is an indicator of the suitability of water for use in agricultural irrigation , as determined from the concentrations of the main alkaline and earth alkaline cations present in the water.
The ultimate strength of concrete is influenced by the water-cementitious ratio (w/cm), the design constituents, and the mixing, placement and curing methods employed.All things being equal, concrete with a lower water-cement (cementitious) ratio makes a stronger concrete than that with a higher ratio. [2]
where is the void ratio, is the porosity, V V is the volume of void-space (gases and liquids), V S is the volume of solids, and V T is the total (or bulk) volume. This figure is relevant in composites , in mining (particular with regard to the properties of tailings ), and in soil science .
By Ted Hesson (Reuters) -California Governor Gavin Newsom stressed the importance of trade with Mexico and immigrant labor at a press conference near the border on Thursday, striking a contrast ...
The pavement condition index (PCI) is a numerical index between 0 and 100, which is used to indicate the general condition of a pavement section.The PCI is widely used in transportation civil engineering [1] and asset management, and many municipalities use it to measure the performance of their road infrastructure and their levels of service. [2]
Missing the Seahawks game, a 20-17 loss, interrupted one of the best streaks of Kittle's career. Between Weeks 5 and 10, Kittle averaged 79.8 yards and a full touchdown per game.
The senior ran his pick-6 back 100 yards with no Trojans offensive player coming close to a tackle. What appeared to be a USC rally began on Ja'Kobi Lane's touchdown catch with 8:43 remaining in ...
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