http://www.hitachi-sokko.co.jp/html/kaisetu/tishitu/cbr.pdf WebCBRはCalifornia Bearing Ratioの略 路床、路盤の支持力を表す指標。 直径5cmの貫入ピストンを4日間水浸養生した供試体の表面に貫入し、その貫入量における標準荷重強さに …
California Bearing Ratio (CBR) Test - YouTube
WebApr 16, 2024 · It is the ratio of force per unit area required to penetrate a soil mass with standard circular piston at the rate of 1.25 mm/min. to that required for the corresponding penetration of a standard material. The California Bearing Ratio Test (CBR Test) is a penetration test developed by California State Highway Department (U.S.A.) for … Web「Ratio」の意味は 読み方:あーる 英語のアルファベットの第18字のこと。Weblio国語辞典では「Ratio」の意味や使い方、用例、類似表現などを解説しています。 mattress firm stock analysis
California bearing ratio typical values - CBR Testing UK
Webcbr. california California カルフォルニア カリフォルニア. bearing bearing n. (1) 態度, ふるまい. 【動詞+】 preserve a gentlemanly bearing 紳士的態度を保つ. ratio ratio n. (pl. ~s) 比, 比率, 割合. WebThe 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] Empirical tests measure the strength of the ... mattress firm spokane washington