- Mon - Sun: 24/7 online service for you

Arulrajah A., Piratheepan J., Disfani M.M., Bo M.W. Geotechnical and geoenvironmental properties of recycled construction and demolition materials in pavement subbase applications. ... Sivakugan N. Geotechnical characteristics of recycled crushed blends for pavement sub-base applications. Can. Geotech. J. 2012; 49:796-811. doi: 10.1139 ...
WhatsApp:+8617329420102
Sep 1, 2020These materials are obtained from low-strength structures (classic reinforced concrete-RC), the compressive strength of which could be as low as 7.5 MPa. Since these C&D materials have low qualities, the findings of this study could also be used for high-quality waste aggregates.
WhatsApp:+8617329420102
Laboratory tests were undertaken on mixtures of 10%, 15%, 20%, 25%, 30%, 40%, and 50% crushed blended with recycled concrete aggregate or crushed rock. The research indicates that up to 25%...
WhatsApp:+8617329420102
When recycled aggregates are used for backfill or road subbase materials, they could be crushed and become finer owing to interlocking and loading. Their grain size distribution may change, which can influence their compaction efficiency, friction characteristics, and interlocking behavior.
WhatsApp:+8617329420102
How Do Recycled Materials Fit In? 1. Avoid energy and emissions associated with mining and processing construction materials. Energy has already been expended in first life of recycled material. 2. Avoid use of a natural resource (sand and gravel, limestone, oil). 3. Increase service life. Not a "linear landfill,"
WhatsApp:+8617329420102
Senior Engineer and Geotechnical Laboratory Manager - Cited by 901 - Geotechnical Engineering ... Geotechnical characteristics of stabilised aged biosolids. MM Disfani, A Arulrajah, F Maghoolpilehrood, MW Bo, GA Narsilio ... Cement-treated recycled glass and crushed rock blends: Modulus of rupture and stiffness ...
WhatsApp:+8617329420102
Experimental study of geotechnical characteristics of crushed glass mixed with kaolinite soil ... 14 (45), 170-176, 2018. 8: 2018: Unit composite friction coefficient of model pile floated in kaolin clay reinforced by recycled crushed glass under uplift loading. ... Some Selected Experimental Study on the Geotechnical Characteristics of ...
WhatsApp:+8617329420102
Recycled aluminum salt slag (RASS) is an industrial by-product generated from the melting of white dross and aluminum scraps during the secondary smelter process. Insufficient knowledge in the aspects of engineering characteristics, and the environmental risks associated with RASS, is the primary barrier to the utilization of RASS as a substitute material for natural quarry materials in the ...
WhatsApp:+8617329420102
This paper presents data on the geotechnical characteristics of the overburden, or spoil, produced during open-cut mining ... (i.e. recycled material). ... (about 10% of the raw sample). These were crushed to pass the 19 mm sieve and they were then returned to, and blended evenly through, the sample. The particle size distribution curve for the ...
WhatsApp:+8617329420102
RECYCLED ASPHALT PAVEMENT AND CRUSHED CONCRETE BACKFILL: STATE-OF-THE-ART REVIEW AND MATERIAL CHARACTERIZATION This report describes research results from the first year of a three-year study focused on the use of recycled asphalt pavement (RAP) and crushed concrete (CC) as backfill for mechanically stabilized earth (MSE) walls.
WhatsApp:+8617329420102
Geotechnical characteristics of crushed waste excavation rock in pavement sub-bases more. by Myint Bo. ... Effect of Geogrids on Interface Shear Strength Properties of Recycled Crushed more. by Myint Bo. Publication Date: 2014 Publication Name: Geo-Congress 2014 Technical Papers.
WhatsApp:+8617329420102
Developing Specifications for Using Recycled Asphalt Pavement as Base, Subbase or General Fill Materials, Phase II, is a complete, comprehensive report(11). Florida uses a stiffness strength value of Limerock Bearing Ratio (LBR) that is similar to a California Bearing Ratio. Previous laboratory testing research reports were compared.
WhatsApp:+8617329420102
The current laboratory compaction techniques are used to determine two important pavement and geotechnical design and construction parameters: Optimum Moisture Content (OMC) and Maximum Dry Density (MDD). These two parameters are then used to control field compaction and to achieve certain performance.
WhatsApp:+8617329420102
vii Disclaimers Author's Disclaimer: The contents of this report reflect the views of the authors, who are responsible for the facts and the accuracy of the data presented herein. The contents do not necessarily reflect the official view or policies of the Federal Highway Administration or the
WhatsApp:+8617329420102
This paper identifies some of the properties of waste glass which suggest possibilities for its use in geotechnical situations. Three samples of crushed waste glass are tested for permeability, shear strength, crushing resistance and small-strain stiffness and the results show that the glass samples have the potential to perform as well as gravel.
WhatsApp:+8617329420102
compaction and strength characteristics of cement-stabilized recycled crushed rock from the pavement pulverizing process with varying grain size distributions, cement content, and water content. A series of modified compaction tests and unconfined compressive strength tests were performed. The outcome of this study is
WhatsApp:+8617329420102
The base course is a layer of aggregate that lies below surfacing layers and usually consists of crushed aggregate or recycled material (White et al., 2004). According to Dawson (Dawson, 1995), the important roles of base course aggregate in pavements include the following items: ... Various factors influence the geotechnical characteristics of ...
WhatsApp:+8617329420102
Sep 1, 2020DOI: 10.1016/j.trgeo.2020.100380 Corpus ID: 219917447; Geotechnical properties of recycled construction and demolition materials for filling applications @article{Ok2020GeotechnicalPO, title={Geotechnical properties of recycled construction and demolition materials for filling applications}, author={Bahadir Ok and Talha Sarıcı and Tugrul Talaslioglu and Abdulazim Yildiz}, journal ...
WhatsApp:+8617329420102
This book gathers selected papers presented at the 8th International Congress on Environmental Geotechnics (ICEG), held on October 28 - November 1, 2018 in Hangzhou, China. The theme of the congress is "Towards a Sustainable Geoenvironment", which means meeting the needs of the present generation without compromising the ability of future generations to meet their own needs.
WhatsApp:+8617329420102
Recycling is considered one of the main strategies in waste minimization and provides major benefits including reducing the demand for new resources; cutting down transport and production energy costs and using waste which would otherwise be piled at landfill
WhatsApp:+8617329420102
The present research represents several laboratory experiments to evaluate the characteristics of recycled crushed rock (RCR) in railway sub-grade applications. Excessive amounts of construction and demolition (C&D) materials have gone to landfill every year and therefore it is necessary to recycle and reuse to reduce the carbon footprint ...
WhatsApp:+8617329420102
Recycled crushed aggregate normally produces a good quality aggregate that varies with the source of debris and the impurities present in the rubble. Contamination of the crushed aggregate by detrimental substances from buildings, or other harmful materials, should be avoided since they affect the quality of concrete produced.
WhatsApp:+8617329420102
Depending on their shapes and surface conditions, they crushed in different ways. The 63% of aggregates showed more than 50% load reduction due to aggregate crushing. The 90% load reduction occurred at 15% of aggregates. The 40 mm aggregate crushed at maximum load between 3.05-4.38 kN and 70% of crushed aggregates were less than 20 mm.
WhatsApp:+8617329420102
The physical properties of the crushed glass samples and relevant test protocols are summarized in Table 2. The reported water contents are aver- age values based on six tests performed on specimens obtained from different locations in the bulk shipping containers.
WhatsApp:+8617329420102
Use of recycled concrete aggregates (RCA) as a pavement material is one of the most sustainable engineering applications for the pavement industry. Investigation on the performance characteristics of RCA, such as elastic and plastic deformations of RCA is therefore, needed to assess RCA's application as an unbound pavement material. In this study, repeated load tri-axial (RLT) tests were ...
WhatsApp:+8617329420102
Blended recycled clay masonry and crushed concrete aggregate in bases A.H. Azam, D.A. Cameron & M.M. Rahman. Evaluation of non-traditional stabilizers with silty-clay desert soil A. Bayat & O. Farzaneh. Mechanical characteristics of hydrated cement treated crushed rock base for Western Australian road base S. Chummuneerat, P. Jitsangiam & H. Nikraz
WhatsApp:+8617329420102
The focus of this paper is on the geotechnical characteristics and factors limiting the beneficial use of two general classes of glass that enter the waste stream and landfills: glass cullet and waste industrial glass. ... Crushed aggregates; Geotechnical engineering; Glass; Recycled materials; Recycling; Subject Areas: Geotechnology; Highways ...
WhatsApp:+8617329420102
Geotechnical characterization was done for the collected CC samples. The investigation includes particle-size distribution, modified Proctor density, hydraulic conductivity, pH, specific gravity, water absorption, and crushability tests. XRF studies were done to ascertain the chemical composition of CC.
WhatsApp:+8617329420102
Consequently, the geotechnical characteristics of recycled glass vary from one supplier to another (Landris 2007). This has led to varying results for tests on the geotechnical characteristics of recycled glass. However, even with these variations, such tests are invaluable in in assessing the behaviour of recycled glass in comparison
WhatsApp:+8617329420102
Experimental study of geotechnical characteristics of crushed glass mixed with Kaolinite soil S. T. Amiri, R. Nazir, A. Dehghanbanadaki Materials Science 2018 The Geotechnical properties of adding crushed curbside-collected glass to Kaolinite S300 with various percentages of 10 to 50% were experimentally evaluated.
WhatsApp:+8617329420102
Recycled concrete aggregate (RCA) also called "crushed concrete" is made up of asphalt debris from other construction projects that can be reused to create driveways, pathways, garden beds and more. At the same time, new concrete is being created to begin the process all over again. Crushed Concrete for Landscaping
WhatsApp:+8617329420102
Arulrajah A, Piratheepan J, Aatheesan T, Bo MW (2011) Geotechnical properties of recycled crushed in pavement applications. J Mater Civ Eng 23(10):1444-1452 ... Wartman J, Grubb DG, Nasim ASM (2004) Select engineering characteristics of crushed glass. J Mater Civ Eng 16(6):526-535. Article Google Scholar
WhatsApp:+8617329420102
however, from a geotechnical viewpoint, it is clear that more research is required to understand the long-term performance of these materials (especially if exposed to cyclic loading after placement; or repeated cycles of removal and replacement with the recycling of these materials on a number of occasions over the life of the ra) to determine .
WhatsApp:+8617329420102
In-place recycling of asphalt pavement materials is a sustainable rehabilitation method. Existing hot-mix asphalt (HMA) layer is pulverized and blended with some or the entire base course and possibly some subgrade to form a broadly graded material referred to as recycled pavement material (RPM). The RPM is then compacted as the new base course and overlaid by a new layer of HMA. In some ...
WhatsApp:+8617329420102
II | P a g e Abstract In these past years, the availability of recycled materials has significantly expanded in road building (Use of Recycled Materials for Road Construction 2011). Mostly, the use of crushed rock and aggregate are predominant over other materials. The utilization of glass in road construction is not a new concept but due to the insufficient knowledge about the glass ...
WhatsApp:+8617329420102
conventional crushed-stone base material by as much as 30%.(5) Despite the increased acceptance of recycled base materials, research concerning the mechanical properties and durability of such materials has been lacking. (3, 6) The most widely used recycled materials are recycled asphalt pavement (RAP) and recycled concrete aggregate (RCA).
WhatsApp:+8617329420102
Potential use of recycled asphalt pavement and crushed concrete as backfill for mechanically stabilized earth walls ... This dissertation presents results from comprehensive experimental studies that focus primarily on the intrinsic geotechnical properties of RAP and CC. ... Subsequent testing includes laboratory and field investigations to ...
WhatsApp:+8617329420102
Recycled crushed glass is the main by-product of the glass recycling industry. Insufficient knowledge of the geotechnical characteristics of recycled glass and its environmental risks are the primary barriers in its application in road works. An extensive suite of geotechnical and environmental tests were undertaken on two common types of recycled crushed glass (fine recycled glass and medium ...
WhatsApp:+8617329420102
The Geotechnical properties of adding crushed curbside-collected glass to Kaolinite S300 with various percentages of 10 to 50% were experimentally evaluated. Crushed glass passing the 2.36 mm (#8) sieve, and retaining on 1.18 mm (#16) selected for this study is collected from a different area in Johor Bahru, Malaysia.
WhatsApp:+8617329420102
Recycled crushed rock obtained from the pulverizing process of pavement was reconstituted into five groups with different particle sizes (from large to small). A series of modified compaction tests and unconfined compressive strength tests were performed. The main results of this study determine that the addition of cement can alter the
WhatsApp:+8617329420102