Proctor compaction test ≈ Proctor compaction test
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Mechanical Properties of Sandy Soil Improvedwith Cement and Nanosilica Open
In the literature, studies show that nanosilica particles and artificial pozzolans possessing can improve structural properties of cement-based materials. This paper studies the effect of cement and nanosilica on the engineering properties…
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Experimental Study on the Utilization of Fine Steel Slag on Stabilizing High Plastic Subgrade Soil Open
The three major steel manufacturing factories in Jordan dump their byproduct, steel slag, randomly in open areas, which causes many environmental hazardous problems. This study intended to explore the effectiveness of using fine steel slag…
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Behaviour of sand–clay mixtures for road pavement subgrade Open
Materials forming sand grains and colluvial soil deposits have a distinct structure, consisting of a composite matrix of coarse and fine soil grains. The influence of sand grains content on the behaviour of sand-clay mixtures was investiga…
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Assessment of Real‐Time Compaction Quality Test Indexes for Rockfill Material Based on Roller Vibratory Acceleration Analysis Open
Compaction quality is directly related to the structure and seepage stability of a rockfill dam. To timely and accurately test the compaction quality of the rockfill material, four real‐time test indexes were chosen to characterize the soi…
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Effects of Cement on the Compaction Properties of Lateritic Soil Open
Lateritic soils at Universiti Teknologi Malaysia (UTM) Skudai, Malaysia was investigated subjected to their geotechnical properties and their suitability to be used as construction materials. The soil samples were collected and tested for …
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Compaction and consolidation behaviour of untreated and treated waste of Indian red mud Open
This study deals with the evaluation of the compaction and consolidation characteristics of untreated as well as hydrochloric acid (HCl)- and sodium chloride (NaCl)-treated red mud wastes. A series of standard and modified Proctor compacti…
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The effect of randomly distributed natural fibers on some geotechnical characteristics of a lateritic soil Open
Weak lateritic subgrades are more often than not encountered during road construction in Ghana. This makes it necessary to find economically efficient ways to improve the engineering properties of these marginal lateritic soils. The object…
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Effects of Initial Water Content on Microstructure and Mechanical Properties of Lean Clay Soil Stabilized by Compound Calcium-Based Stabilizer Open
Initial water content significantly affects the efficiency of soil stabilization. In this study, the effects of initial water content on the compressibility, strength, microstructure, and composition of a lean clay soil stabilized by compo…
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New mixture design approach to paper sludge ash-based stabilizers for treatment of potential irrigation earth dam materials with high water contents Open
In those cases where construction-generated soils with high water contents are used as filling or embankment materials, it is sometimes difficult to satisfy the specified compaction degrees. Recently, soil stabilization using a paper sludg…
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Mechanical behavior of micaceous clays Open
This study aims to investigate the effect of mica content on the mechanical properties of clays. Commercially available ground mica was blended with a locally available clayey soil, at varying mica contents by mass of 5%, 10%, 15%, 20%, 25…
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Estimation of compaction characteristics of soils using Atterberg limits Open
Soils are mostly used construction materials. Naturally occurring soils when are used as a construction material their engineering properties need to be determined and they mostly need to be compacted for the improvement of their engineeri…
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Improvement of Pavement Subgrade by Adding Cement and Fly Ash to Natural Desert Sand Open
Soil characteristics are paramount to design pavements and to assess the economic viability of a road. In the desert, such as that found in southern Libya, the very poor quality of soils leads to important pavement distress such as cracks,…
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Utilization of Marble Powder and Magnesium Phosphate Cement for Improving the Engineering Characteristics of Soil Open
In this study, the effects of waste marble powder and magnesium phosphate cement on the properties of soil were investigated. The incorporation of waste marble powder (MP) and (MPC) magnesium phosphate cement as a novel additive, lead the …
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Investigation on Recycled Sawdust in Controlling Sulphate Attack in Cemented Clay Open
Application of sawdust in civil engineering projects, specifically those with geotechnical applications, has been the interest of many studies. This study focuses on exposure of soil samples treated with sawdust to MgSO4. This study was co…
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Study on a calibration equation for soil water content in field tests using time domain reflectometry Open
The crucial point in calibrating soil water content using the technology of time domain reflectometry (TDR) is to establish the relationship between the apparent dielectric constant and the water content. Based on a database, which include…
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Modeling the application of steel slag in stabilizing expansive soil Open
The objective of this study was to evaluate the suitability of steel slag as an additive to the engineering properties of weak clay soil. Different geotechnical laboratory tests were conducted on both stabilized and natural soils. Steel sl…
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Strong correlation between the laboratory dynamic CBR and the compaction characteristics of sandy soil Open
Construction of earth structures involves the use of compacted soils. In roads construction quality controls like the bearing capacity of the subgrade, base and subbase layers, CBR values and compaction characteristics are primarily import…
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Compactness of Scrap Tyre Rubber Aggregates in Standard Proctor Test Open
Scrap tyre derived aggregates (TDA) have been used in civil engineering since 1990-ties, mainly in the USA. The material may be used in various forms and sizes – from powder, through granulates, tyre shreds, chips. The TDA applications inc…
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Compaction Density Evaluation Model of Sand-Gravel Dam Based on Elman Neural Network With Modified Particle Swarm Optimization Open
The compaction density of sand-gravel materials has a strong gradation correlation, mainly affected by some material source parameters such as P5 content (material proportion with particle size greater than 5 mm), maximum particle size and…
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Engineering Properties of Tanjung Bin Bottom Ash Open
Tanjung Bin is one of the biggest coal-fired power plants in Malaysia to generate electricity. The by product from burning of the coal ash produce 42, 000 metric tons of fly ash and 8, 000 metric tons of bottom ash every month. This huge a…
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Influence of Laboratory Compaction Method on Compaction and Strength Characteristics of Unbound and Cement-Bound Mixtures Open
During road construction, granular materials for the unbound base course (UBC) and cement-bound base course (CBC) are mostly compacted by vibratory rollers. A widespread laboratory test for determining the optimal moisture content (OMC) an…
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The Effect of Moisture Content at Compaction and Grain Size Distribution on the Shear Strength of Unsaturated Soils Open
The soil moisture content at shearing and other factors, including dry density and grain size, influence its shear strength. This study investigated the effect of moisture content at compaction and grain size distribution on the unsaturate…
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Enhancing the engineering properties of expansive soil using bagasse ash Open
This paper deals with stabilization of expansive soil on a laboratory experimental basis. The aim of the research was to evaluate the enhancement of the engineering properties of expansive soil using bagasse ash. The soil is treated with b…
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The effects of different compaction energy on geotechnical properties of kaolin and laterite Open
Strength and deformation parameters of compacted soil are known to be related to soil type and moisture. However, little attention has been directed towards understanding the influence of compaction energy on soil type and moisture. This s…
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California Bearing Ratio tests on a lateritic gravel from Kenya Open
A series of California Bearing Ratio (CBR) tests have been carried out on a lateritic gravel from Kiunyu Quarry in Kenya. Standard CBR tests were carried out at a range of water contents and using three different levels of compaction. Thes…
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Geotechnical properties of lateritic soil as subgrade and base material for road construction in Abeokuta, Southwest Nigeria Open
Lateritic soils that overburden Mohammad Buhari Estate in Abeokuta area of Ogun State, Nigeria is in great use for road construction. However, little is known of their geotechnical properties and suitability as base, sub-based and sub-grad…
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Strength and Hydraulic Conductivity Characteristics of Sand-Bentonite Mixtures Designed as a Landfill Liner Open
Compacted sandy soils with addition of bentonite have been used in a variety of geotechnical structures as engineered barriers, such as in landfill liners and hydraulic containment structures. In this study, Igbokoda sand was mixed with be…
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Correlation of compaction characteristics of standard and reduced Proctor tests Open
Analysis of reduced Proctor test and standard Proctor test results collected from literature indicates that it is possible to replace standard Proctor with reduced Proctor due to the advantages that the reduced Proctor test requires 40% le…
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EFFECT OF SOAKING ON THE COMPACTION CHARACTERISTICS OF AL-NAJAF SAND SOIL Open
The process of salt dissolution is a reason of structure severe deformation by effective settlement. This paper investigates the effect of soaking process on the soil samples from site near the Faculty of Engineering at University of Kufa.…
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Investigation of shear strength parameters and effect of different compactive effort on lateritic soil stabilized with coconut husk ash and lime Open
This paper presented the results of the shear strength parameters and compaction characteristics of lateritic soil stabilized with a combination of Lime and Coconut husk ash (CHA) in various percentages using two compaction methods namely;…