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Strength Characteristics of Class F Fly Ash Modified with Lime and Gypsum
Publisher: American Society of Civil Engineers
Abstract: This paper presents the shear strength characteristics of a low lime class F fly ash modified with lime alone or in combination with gypsum. Unconfined compression tests were conducted for both unsoaked and soaked specimens ...
Microstructural Development in Fly Ash Modified with Lime and Gypsum
Publisher: American Society of Civil Engineers
Abstract: Physicochemical and microstructural developments of a low-lime fly ash modified with 6 and 10% lime and 1% gypsum were studied through X-ray diffraction, differential thermal analysis, scanning electron micrograph, and ...
Tensile Strength Bearing Ratio and Slake Durability of Class F Fly Ash Stabilized with Lime and Gypsum
Publisher: American Society of Civil Engineers
Abstract: This paper presents the results of a laboratory investigation on tensile strength, bearing ratio, and slake durability characteristics of a class F fly ash stabilized with lime alone or in combination with gypsum. The ...
Leaching of Lime from Fly Ash Stabilized with Lime and Gypsum
Publisher: American Society of Civil Engineers
Abstract: Stabilization of fly ash is one of the promising methods to transform the waste material into a safe construction material. The longevity of lime-stabilized fly ash is related to the amount of lime that remains in the ...
Hydraulic Conductivity and Leachate Characteristics of Stabilized Fly Ash
Publisher: American Society of Civil Engineers
Abstract: Disposal of fly ash on land amounts to sacrificing precious land space. Recycling of fly ash is one of the methods of solving the disposal problem. Stabilization of a low lime fly ash with lime and gypsum was studied through ...
GIS Approach of Delineation and Risk Assessment of Areas Affected by Arsenic Pollution in Drinking Water
Publisher: American Society of Civil Engineers
Abstract: The objective of this study is to analyze health effects of arsenic pollution of drinking water using a geographical information system (GIS). The paper reports the regional impact of arsenic contamination in six administrative ...
In-Place Stabilization of Pond Ash Deposits by Hydrated Lime Columns
Publisher: American Society of Civil Engineers
Abstract: Abandoned coal ash ponds cover up vast stretches of precious land and cause environmental problems. Application of suitable in situ stabilization methods may bring about improvement in the geotechnical properties of the ...
Strength and Slake Durability of Lime Stabilized Pond Ash
Publisher: American Society of Civil Engineers
Abstract: Pond ash, after adequate stabilization, may be suitable for various engineering applications. The effects of lime stabilization on the strength and durability aspects of a class F pond ash, with a lime constituent as low ...
Microstructural Development of Stabilized Fly Ash as Pavement Base Material
Publisher: American Society of Civil Engineers