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首页> 外文期刊>Australian Geomechanics >A COMPARISON OF INFERRED CBR TEST RESULTS ON 'PERTH SANDS'
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A COMPARISON OF INFERRED CBR TEST RESULTS ON 'PERTH SANDS'

机译:“珀斯沙土”推断的CBR试验结果的比较

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摘要

This paper presents a comparison of inferred California Bearing Ratio (CBR) results obtained from a 4.5 kg Clegg Hammer, 20 kg Clegg Hammer, Perth Sand Penetrometer (PSP) and Dynamic Cone Penetrometer (DCP). Fieldwork was undertaken on four occasions at three locations within the Perth metropolitan area, namely at Preston Beach (Safety Bay Sand), Muchea (Colluvial Sand), and twice at Cockburn (engineered fill and Tamala Sand, the name of the sand derived from the Tamala Limestone). CBR values were inferred and the results from the different pieces of field equipment compared. Overall, at the locations tested, the 4.5 kg Clegg Hammer gave results that produced higher inferred CBR values, whilst the PSP inferred lower CBR values, with the CBR values inferred from the DCP and 20 kg Clegg Hammer in between.
机译:本文介绍了从4.5千克Clegg锤,20千克Clegg锤,珀斯砂探计(PSP)和动态锥探计(DCP)获得的推断加利福尼亚承载比(CBR)结果的比较。在珀斯市区内的三个地点分别进行了四次实地考察,分别是在普雷斯顿海滩(安全湾沙子),穆切亚(Colluvial沙子),以及两次在科克本(工程填料和塔玛拉沙子),沙子的名称来源于塔玛拉石灰石)。推断出CBR值,并比较了不同现场设备的结果。总体而言,在所测试的位置处,使用4.5千克Clegg锤可以得出更高的推断CBR值,而PSP可以推断出较低的CBR值,而CBR值可以从DCP和20千克Clegg锤之间得出。

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