Results 11 to 20 of about 4,585,551 (151)
Study on Cold Resistance Performance of Composite Subgrade Structure in Seasonal Frozen Regions
Applied Sciences, 2020 In order to achieve the purpose of subgrade frost damage control and waste utilization, this paper proposes a specific kind of composite subgrade structure which is suitable for subgrade in seasonal frozen regions, especially wet subgrade.
Leilei Han +4 more
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Road pavement defect investigation using treated and untreated expansive road subgrade materials with varying plasticity index [PDF]
Transportation Engineering, 2022 Road pavement defect has been a major issue in the construction industry leading to a high cost of maintenance and sometimes a total reconstruction of the road. Expansive road subgrade materials are one of the major causes of these road defects.
Samuel Y.O. Amakye +2 more
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Current situation and development trend of design methods for subgrade structure of high speed railways [PDF]
Railway Sciences, 2023 Purpose – This method will become a new development trend in subgrade structure design for high speed railways. Design/methodology/approach – This paper summarizes the structural types and design methods of subgrade bed for high speed railways in China ...
Yangsheng Ye +5 more
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Quality inspection method of layered compacted subgrade and engineering example analysis [PDF]
E3S Web of Conferences, 2021 The effective detection of layered roller compacted subgrade quality is the key of road engineering quality control. The traditional sand filling compaction method belongs to random sampling point detection method, and it is not easy to detect the ...
Xu Binbin
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Cleaner Engineering and Technology, 2021 Expansive soils are problematic soils which pose a risk to the safety of civil engineering structures. These soils can be treated by compaction or by adding additives to the soil. Where the strength and properties of expansive soil cannot be improved via
Samuel Y. Amakye, Samuel J. Abbey
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Geofluids, 2022 The Inner Mongolia Hetao area has a widely distributed riverbank fluvial soft soil with high groundwater levels and ground surface water. This situation may incur some potential engineering problems for the Linhe-Baigeda section of the Beijing-Xinjiang ...
Shen Zuo +4 more
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Applied Sciences, 2022 Different settlements and instabilities of unsaturated subgrade subjected to wetting have been paid increasing attention in the southeast coastal areas of China. However, the treatments are costly when they are used in engineering.
Yuedong Wu, Xiangyu Zhou, Jian Liu
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The Influence of Subgrade Subsidence on Train Track Dynamic Interaction [PDF]
, 2012 Railways 2012 The First International Conference on Railway Technology: Research, Development and Maintenance Las Palmas de Gran Canaria, Spain 18-20 April 2012This paper reports results from a numerical model to calculate subgrade settlement in ...
E.J. OBrien +5 more
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Numerical analysis for permafrost temperature field in the short term of permafrost subgrade filling [PDF]
Railway Sciences, 2023 Purpose – It is of great significance to study the influence of subgrade filling on permafrost temperature field in permafrost area for the smooth construction and safe operation of railway.
Yunjia Wang, Qianli Zhang
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Experimental Study and Measures on Engineering Characteristics of Diatomite Subgrade in Shengzhou [PDF]
American Journal of Traffic and Transportation Engineering, 2021 This paper takes the newly built railway passing through the diatom land area of Shengzhou and Xinchang in Zhejiang Province as an example. And based on the field test of soil samples, this paper pointed out that due to low natural density, large void ratio, high water content, dry shrinkage and wet expansion, relative deformation and strength, The ...
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