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examining the distribution engineering properties and regional variation of geological formations that are signifi cant to civil engineering construction and land use in Britain In this volume the mudstone of the Mercia Mudstone Group is described in terms of its outcrop mineral composition geotechnical properties and engineer ing behaviour Chapter 2 describes the global setting in which
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The extent to which its geotechnical properties have been changed as well as the original properties of the Great limestone are of utmost importance to the engineers In considering the engineering geology of this limestone as an engineering material its relevant physical and mechanical properties have been assessed the most important being strength permeability and deformability
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The geotechnical properties of soils differ from area to area depending on the origin of soil environmental conditions of a region and soil treatment processes As a subgrade material in pavement construction however the soil is required to meet specific standards for its engineering properties such as plasticity deformability strength and durability parameters
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Sudanese continental shelf Physical and mechanical properties were investigated with SPT to obtain the bearing capacity and safety factor for engineering properties The area consists of two facies which are alluvial mixed with marine deposits and highly to extremely weathered limestone The computation of effective overburden
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There were basically two different approaches were taken to assess geotechnical properties of the Kassam pass roadway The first approach is through field assessment including visual examination and the latter is laboratory test works relevant to establish a geotechnical database of the area The Kassam pass area is situated within the Miocene Pliocene sedimentary sequence which form the
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Geotechnical Engineering for Mass Mining SEG Discovery 2024 120 22 31 Editor s note The Geology and Mining series edited by Dan Wood and Jeffrey Hedenquist is designed to introduce early career professionals and students to a variety of topics in mineral exploration development and mining in order to provide insight into the
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Limestone being a valuable sedimentary rock is largely used in the construction and chemical industries in all parts of the world This work investigates petrography geochemistry and mechanical properties of the Eocene limestone of the Shekhan Formation for its suitability as a concrete aggregate The limestone is yellowish grey in colour medium thin bedded with interbedded shale partings
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Two important features of the high slopes at Gushui Hydropower Station are layered accumulations rock soil aggregate and multilevel toppling failures of plate rock masses the Gendakan slope is selected for case study in this paper Geological processes of the layered accumulation of rock and soil particles are carried out by the movement of water flow the main reasons for the toppling
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Title Geotechnical Properties Behavior and Performance of Calcareous Soils Volume 777 of ASTM special technical publication Journal of ASTM International Selected technical papers Online access ASTM International ASTM Standards and Engineering Digital Library Author
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Limestone dust is a by product of the cutting and polishing of limestone It can be obtained as a by product of the limestone crushing process for use as a by product in the aggregates manufacturing process The effects of gravel dust and limestone dust on clayey soil geotechnical characteristics were studied by Hassan et al 2024 According to the findings the Atterberg limits of clay
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Knowledge of the mechanical and petrographic properties of limestone rocks is an important issue to different areas of science and engineering Sedimentary limestone rock is one of the most abundant materials in the Peninsula of Yucatán used for decorative and building construction This work studies the petrographic mineralogical and
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Formation [SZ642863] strong pale white LIMESTONE underlying weak green mudstone of the Headon Hill Formation There is little published material on geotechnical properties within the Hampshire Basin Cripps and Taylor 1986 include some information on Hampshire characteristics in their classic study of British over consolidated clays and mudrocks Burnett and Fookes 1974 established an
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The technical literature contains only a handful of geotechnical analyses and suitability studies for cement manufacture of the Egyptian limestone deposits Evaluation studies on limestones from middle Nile River have been made by Sayed Ahmed and Hussein [11] [13] while the limestones of northeast region have been studied by Mamdouh et al [14] [15]
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An intensive investigation was carried out to assess some of the geotechnical properties and quality of the dimensional calcarenite limestone obtained from the quarries around Sadus area under controlled field and laboratory conditions Core samples oven dry and wet were prepared and subjected to several tests and analyses The tensile strength of the limestone was determined using the
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Other geotechnical properties such as UCS and UTS were statistically compared with petrographic features using linear regression analysis The results show that the strength and durability of Lockhart Limestone are directly related to calcite content and inversely related to bioclasts and porosity
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The Geotechnical instability problems and degradation phenomena of rock cut tombs in the Valley of the Kings KV is likely to be dominated by gravity fall and sliding on structural features also other factors such as excessively high rock stress creep effect poor geotechnical properties of rock structures weathering and /or swelling rock and flash floods caused by heavy rains in the
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The classification of the Simsima Limestone into rock quality grades has been utilized in a number of recent geotechnical projects where the improved classification of this complex material has the potential to lead to savings in terms of foundation design Availability Find a library where document is available
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The main properties of waste materials recommended to be determined are bulk density grain size distribution and water content In unclear cases the classification of soil may be necessary The main geotechnical properties to be tested are water permeability and compactability The need for determination of the shear strength and friction
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The Napiers are an extensive upraised Devonian limestone reef along which a number of characteristic slope profiles can be identified Laboratory studies of yield strength stress strain characteristics elastic properties and discontinuity parameters have been conducted on material sampled at sites representative of each slope profile type
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Mar 24 2022Both of limestone dust and gravel dust decreases the soil s PI in general This is because of the soil s fine particle decrease with the replacement by both of those dusts which are non plastic materials The drop in soil s PI is considered as an improvement due to its role to decrease the soil s affinity for water Tugume et al 2024
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The various properties studied have proved that the limestone studied can be used in various industrial fields such steel industry aggregate cement industry and marble This study aims to the initial characterization of Aptian sedimentary limestones in the Kef region located in the North West of Tunisia in order to use in industrial fields
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The Unified Soil Classification System USCS is a standardized way for geotechnical engineers to describe soil The classification is used in the design of structural related projects such as bridges retaining walls and buildings This more precise classification is based on grain size analysis and Atterberg Limits testing of soil samples
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By comparing the effect of temperature on the improvement in the strength and water absorption of limestone with S psychrophila and B sphaericus Muynck et al found that the bacteria more effectively reduced the water absorption of limestone at low temperature 37°C and achieved the best improvement in the strength of samples at moderate temperatures 20°C and 28°C while both bacteria
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The main objectives of this dissertation are to show that very high moisture dredged soils can be stabilized with low dosages of portland limestone cement PLC or ordinary portland cement OPC to achieve useful properties for some beneficial reuse applications such as filling geotextile tubes This dissertation s efforts differ from other dredged soil stabilization efforts due to lower
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Despite the local importance of the quarrying industry very little has been published on the chemistry except Chapman 1912 or the geotechnical properties of the rocks which collectively comprise the Carboniferous Limestone
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Comparison Sandstone and limestone both are sedimentary rocks but sandstone is formed by the sedimentation of small grains usually quartz silica The individual grains are visible and vary form small to large size While limestone is formed by the sedimentaion of finer grains of calcarious materials As limestone is composed of finer grains
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Tarawneh et al studied the geological petrographic and physico mechanical properties of Ma an limestone [ 3] They concluded that the controlling factor of the classification of Ma an area limestone is the uniaxial unconfined compressive strength
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All of these parameters are determined for three different locations for limestone quarries around Cairo El Katameya Ain El Sokhna road 15th of May city and Ber Gendary in Helwan and four locations for dolomite quarries Ataqa Cairo Suez Road El Saf Wadi Garawi and Wadi El Gebbu The final result indicated that all studied
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The physical properties dry density porosity absorption and void ratios as well as mechanical properties compressive strength point load strength index and drilling rate of coralline limestone play a vital role in its geotechnical characteristics This is discussed as follow Facies Associations of the Studied Coralline Limestone
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Dec 28 2020DOI / Corpus ID 234399305 Effect of Gravel Dust And Limestone Dust on Geotechnical Properties of Clayey Soil article{Hassan2020EffectOG title={Effect of Gravel Dust And Limestone Dust on Geotechnical Properties of Clayey Soil} author={Hussein Hassan and Shaafan Taher and Sheyan Alyousify} journal={The Journal of the University of Duhok} year={2024} }
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