Centrifuge modeling testing and multiscale analysis of cemented sand and gravel (CSG) dams
Sign Up to like & getrecommendations! Published in 2019 at "Construction and Building Materials"
DOI: 10.1016/j.conbuildmat.2019.06.218
Abstract: Abstract Cemented sand and gravel (CSG) dams have become quite popular in recent times but research focusing on their mechanical behavior is still hard to find in the literature. This paper presents an experimental and… read more here.
Keywords: centrifuge modeling; sand gravel; csg dams; cemented sand ... See more keywords
An optimization model of sand and gravel mining quantity considering healthy ecosystem in Yangtze River, China
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Cleaner Production"
DOI: 10.1016/j.jclepro.2019.118385
Abstract: Abstract River sand and gravel are industrial construction materials that are an essential part of rivers. Therefore, an important issue is to determine how to produce the maximum economic benefit of river sand and gravel… read more here.
Keywords: sand; river; quantity; gravel mining ... See more keywords
Using pore size distribution and porosity to estimate particle size distribution by nuclear magnetic resonance
Sign Up to like & getrecommendations! Published in 2020 at "Soils and Foundations"
DOI: 10.1016/j.sandf.2020.05.006
Abstract: Abstract Soil particle size distribution (PSD) is critical for assessing the potential for internal instability of sand–gravel soils, mainly because particle migration in sand–gravel soils owing to seepage forces affects almost all soil hydraulic properties… read more here.
Keywords: sand gravel; size; particle; size distribution ... See more keywords
Evaluation of Silicosis, Asthma, and COPD Among Sand and Gravel and Stone Surface Mine Workers
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Occupational and Environmental Medicine"
DOI: 10.1097/jom.0000000000002420
Abstract: Despite the absence of cases of silicosis, findings of increased current asthma, association of COPD and seeing a doctor for shortness of breath with duration of work, and the presence of obstructive changes in some… read more here.
Keywords: copd; asthma copd; sand gravel;
Seismic fragility analysis of a cemented Sand-gravel dam considering two failure modes
Sign Up to like & getrecommendations! Published in 2020 at "Computers and Concrete"
DOI: 10.12989/cac.2020.26.6.483
Abstract: Dams are vital infrastructures that are expected to maintain their stability during seismic excitations. Accordingly, cemented material dams are an emerging type, which are being increasingly used around the world owing to benefiting from advantages… read more here.
Keywords: sand gravel; cemented sand; two failure; dam ... See more keywords
Treatment of Meat-processing Wastewater with a Full-scale, Low-cost Sand/Gravel Bioreactor System
Sign Up to like & getrecommendations! Published in 2018 at "Applied Engineering in Agriculture"
DOI: 10.13031/aea.12683
Abstract: A full-scale sand/gravel bioreactor system was constructed to treat turkey processing wastewater. The system was designed to treat 757,000 L day -1 at a surface application rate of 6 cm day -1 . Twelve 25… read more here.
Keywords: sand; system; bioreactor system; sand gravel ... See more keywords
Stress Characteristics and Overload Failure Analysis of Cemented Sand and Gravel Dam in Naheng Reservoir
Sign Up to like & getrecommendations! Published in 2019 at "Open Physics"
DOI: 10.1515/phys-2019-0100
Abstract: Abstract On the basis of the Naheng Reservoir Project, the stress, strain, and deformation of Naheng Reservoir cemented sand and gravel dam are simulated numerical simulation and structural model test. The stress and deformation laws… read more here.
Keywords: sand gravel; dam; gravel dam; cemented sand ... See more keywords
Assessing the impact of job demands and hazardous workload activities on musculoskeletal symptoms in stone, sand, and gravel mining operations.
Sign Up to like & getrecommendations! Published in 2023 at "Work"
DOI: 10.3233/wor-220188
Abstract: BACKGROUND Musculoskeletal disorders (MSDs) and associated musculoskeletal symptoms (MSS) are problematic in stone, sand, and gravel mining. Research is needed to explore relationships between job demands, work-related hazards and MSS. OBJECTIVE An exploratory study was… read more here.
Keywords: gravel mining; stone sand; sand gravel; job demands ... See more keywords