Results 1 to 10 of about 33,358 (110)

Breakage effect of calcareous sand on pile tip resistance and the surrounding soil stress

Energy Reports, 2022
Due to the irregular shape, high porosity and fragility of calcareous sand particles, the construction of reef engineering is seriously affected, and the application of pile foundation engineering technology in calcareous sand stratum is also faced with ...
Yan Gao, Junyuan Yu, Youbao Wang, Wenlong Li, Tiangen Shi   +4 more
doaj   +5 more sources

Experimental study of the effects of the void located at the pile tip on the load capacity of rock-socketed piles

Scientific Reports
To address the design challenge of the rock-socketed piles posed by the void located below the pile tip, the physical laboratory model tests were designed and performed to simulate rock socketed piles using similar materials.
Xiaolin Zhao, Svetlana Melentijevic, Yupeng Shen, Zengkui Sun, Kaiyuan Wang, Jincui Xu, Zhiqiang Li   +6 more
doaj   +3 more sources

Pile Driving and the Setup Effect and Underlying Mechanism for Different Pile Types in Calcareous Sand Foundations

Journal of Marine Science and Engineering
The mechanical response and deformation characteristics in calcareous sand foundations during pile driving and setup were studied using model tests combined with the technical methods of tactile pressure sensors and close-range photogrammetry.
Yan Gao, Zixin Guo, Quan Yuan
doaj   +4 more sources

Analysis Influence of Pile Embedded Depth and Diameter on Pile Tip Resistance

Applied Mechanics and Materials, 2013
Pile tip absolute settlement curves and relative settlement curves of several working cases were analyzed. It is found that load-settlement curve characteristic related to the selection standard. The tip resistance initial stiffness of each case was analyzed.
Ying Jie Zheng, Bin Fang, Lian Xiang Li
openaire   +2 more sources

Evaluation of side and tip resistances for barrette piles using CYCU/Barrette/Side&Tip/64

Soils and Foundations
This study focuses on evaluating the side and tip resistances for barrette piles under compression loading. An extensive dataset from field load tests, designated as CYCU/Barrette/Side&Tip/64, was utilized for analysis.
Kok-Kwang Phoon, Suneelkumar Laveti, Yit-Jin Chen, Mary Abigail Jos   +3 more
doaj   +2 more sources

THEORETICAL SOLUTIONS ON HORIZONTAL RESISTANCE OF PILE BY CONSIDERING DEGREE OF RESTRAINT FOR ROTATION AT PILE HEAD AND PILE TIP

Journal of Structural and Construction Engineering (Transactions of AIJ), 1986
Y. Sugimura
openaire   +3 more sources

Study on Vertical Load-Carrying Capacity of Post-Grouting Bored Piles

Applied Sciences, 2022
The relationship between pile side frictional resistance and pile tip resistance and settlement is assumed to be ideal elastic–plastic. The load-transfer method is used to analyze the load-bearing characteristics of bored pile in actual projects, and the
Dezhi Kong, Heng Li, Wensong Gan
doaj   +1 more source

Experimental Study on Post-Grouting Pile Vertical Bearing Performance Considering Different Grouting Methods and Parameters in Cohesive Soil

Applied Sciences, 2023
The selection of grouting methods and parameters significantly affects the improvement in the pile-bearing capacity of cast-in-place bored piles. This study proposes a comprehensive set of test methods for constructing model piles, performing grouting at
Jiaqi Zhang, Chunfeng Zhao, Yue Wu
doaj   +1 more source

Re-examination of dynamic load tests on piles

Yantu gongcheng xuebao, 2023
The dynamic load test (DLT) and the rapid load test (RLT) on piles both pursue the full activation of pile capacity during the impact event and evaluate the pile capacity by measuring and analyzing the impact excitation and response signals of pile top ...
CHEN Fan 1, 2, WEN Zhentong 1, XIE Xiaofeng 1, LI Jianmin 2
doaj   +1 more source

Experimental Investigation on the Vertical Bearing Characteristics of Jacked Piles in Saturated Silt Foundations under Excavation

Advances in Civil Engineering, 2022
A model test system for vertical bearing characteristics of the jacked piles in saturated soil foundations under excavation has been introduced. The system device comprises a soil pressure loading system, a model pile loading system, a soil vacuum ...
Yong-Zhi Jiu, Zhen Zhang, Xiang-Yu Zhang
doaj   +1 more source