Verifying the ground treatment as proposed by the Secondary Permeability Index during dam foundation grouting
Sign Up to like & getrecommendations! Published in 2018 at "Bulletin of Engineering Geology and the Environment"
DOI: 10.1007/s10064-017-1219-9
Abstract: The Secondary Permeability Index (SPI) is a permeability-based rock mass classification, which when complemented with the degree of jointing can be employed as an approximation to the ground treatment design. However, when the grout mix… read more here.
Keywords: ground treatment; grout; ground; permeability ... See more keywords
Ultrasonically Enhanced Physical Properties of Milky Cement for Ground Improvement
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DOI: 10.1007/s12205-019-2357-3
Abstract: This study investigated the change created in physical properties by irradiating ultrasonic waves in Portland cement grout. In previous research, the grout equipment was scaled-up and a grout circulation system was used for the experiment.… read more here.
Keywords: grout; physical properties; ultrasonically enhanced; ultrasonic waves ... See more keywords
Fresh Properties of Cementitious Grout with Rice Husk Powder
Sign Up to like & getrecommendations! Published in 2017 at "Arabian Journal for Science and Engineering"
DOI: 10.1007/s13369-017-2467-5
Abstract: This paper reports the results of a study conducted to investigate the effects of rice husk powder (RHP) on the rheological properties and the fluidity of grout mixtures. The experiments were carried out with the… read more here.
Keywords: grout; rice husk; husk powder; rhp ... See more keywords
An Investigation of Using Thermoset Polymer Type Liquid Additives to Improve Cement Grout Performances in Rock Bolting Applications
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DOI: 10.1007/s40891-020-00236-9
Abstract: Effect of thermoset type polymeric additives on load-bearing capacities of grouted rock bolts was investigated with both laboratory and site studies. For the specimen preparation, two different silicone-based polymeric materials were added with different amounts… read more here.
Keywords: grout; using thermoset; cement; thermoset polymer ... See more keywords
Void detection of cementitious grout composite using single-walled and multi-walled carbon nanotubes
Sign Up to like & getrecommendations! Published in 2019 at "Cement and Concrete Composites"
DOI: 10.1016/j.cemconcomp.2018.10.003
Abstract: Abstract Cement-based materials containing carbon nanotubes (CNT) has enhanced electrical and thermal characteristics. This study aimed to detect voids in prestressed concrete (PC) grout using CNT. CNT cement grout specimens were fabricated and tested inside… read more here.
Keywords: grout; detection cementitious; carbon nanotubes; void detection ... See more keywords
Evaluation of grout materials for CFRP ground anchors with strap ends
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DOI: 10.1016/j.conbuildmat.2017.04.002
Abstract: Abstract An evaluation of cement- and resin-based grout materials for applications in carbon fiber-reinforced polymer (CFRP) ground anchor heads composed of high-strength grout and a CFRP strap was conducted. Uniaxial compression experiments were performed on… read more here.
Keywords: cfrp ground; grout; evaluation grout; grout materials ... See more keywords
Factors affecting the performance characteristics of cementitious grouts for post-tensioning applications
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DOI: 10.1016/j.conbuildmat.2018.05.236
Abstract: Abstract In grouted post-tensioned (PT) systems, cementitious grouts are supposed to completely fill the interstitial spaces between the strands and act as the ‘last line defence system’ against corrosion. However, use of poor quality grout… read more here.
Keywords: grout; affecting performance; cementitious grouts; factors affecting ... See more keywords
An analytical solution for the radial flow of variable density grout in rock fractures
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DOI: 10.1016/j.conbuildmat.2019.02.089
Abstract: Abstract We present below an analytical solution to model the radial transient flow of polymer grout with variable density in a planar fracture. The flow of polymer grout mainly depends on the secondary pressurization caused… read more here.
Keywords: grout; density; analytical solution; polymer grout ... See more keywords
Application of a capillary crystalline material to enhance cement grout for sealing tunnel leakage
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DOI: 10.1016/j.conbuildmat.2019.04.095
Abstract: Abstract This study investigates the feasibility of using a cement-based capillary crystalline material, Penetron Admix (PA), to enhance the performance of a cement grout for sealing tunnel leakage. A series of experiments were carried out… read more here.
Keywords: grout; capillary crystalline; leakage; crystalline material ... See more keywords
Influence of pre-wetting, non-shrink grout, and scaling on the compressive strength of grouted concrete masonry prisms
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DOI: 10.1016/j.conbuildmat.2019.117985
Abstract: Abstract This study experimentally investigates the influence of pre-wetting of dry masonry prisms, non-shrink grout, and grout strength on the axial compressive stress-strain response of grouted masonry prisms built using half-scale and full-scale concrete masonry… read more here.
Keywords: grout; non shrink; masonry prisms; masonry ... See more keywords
Development of sustainable preplaced aggregate concrete with alkali-activated slag grout
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DOI: 10.1016/j.conbuildmat.2020.120227
Abstract: Abstract This study aims at endowing preplaced aggregate concrete (PAC) with exceptional sustainably via using alkali-activated grouts in its production. Accordingly, the mechanical properties and pore structure of PAC produced with alkali-activated slag grout having… read more here.
Keywords: grout; activated slag; slag grout; aggregate concrete ... See more keywords