Results 11 to 20 of about 11,226 (263)

AN EXAMPLE OF THE PROTECTION OF A DEEP EXCAVATION IN AN URBAN ENVIRONMENT

open access: yesEnvironmental Engineering - Inženjerstvo okoliša, 2022
The paper presents the design of deep excavation support system in an urban environment. Excavation is carried out in the vicinity of surrounding buildings whose structural stability must be ensured during the execution of the construction works. The 60 cm thick diaphragm wall supported by the two rows (17.00 m and 18.25) of geotechnical anchors was ...
Dodigović, Filip   +3 more
openaire   +2 more sources

Deformation Control Monitoring of Basement Excavation at Field Construction Site: A Case of Hydraulic Servo Steel Enhancement Geotechnology

open access: yesAdvances in Civil Engineering, 2022
This study presents two field cases of deep excavation using the hydraulic servo geotechnology as an enhancement to the lateral support. The first excavation process was preceded with numerical simulation to investigate the deformation of excavation pit ...
Horris K. Nangulama, Zhou Jian
doaj   +1 more source

Numerical Simulation of Seepage and Deformation in Excavation of a Deep Foundation Pit under Water-Rich Fractured Intrusive Rock

open access: yesGeofluids, 2021
Water is one of the major risk sources in the excavation of deep-large foundation pits in a water-rich area. The presence of intrusive broken diorite porphyrite in the stratum aggravates the risk level of deep foundation pits.
Changfeng Yuan   +6 more
doaj   +1 more source

Hybrid SWARA-COPRAS method for risk assessment in deep foundation excavation project: an iranian case study

open access: yesJournal of Civil Engineering and Management, 2017
Existing risks in deep foundation excavation projects is a major issue in developing cities. With the rapid in-crease in the number of various deep foundation and excavation projects in big cities of Iran, many accidents related to deep excavation have ...
Alireza Valipour   +4 more
doaj   +1 more source

Design and Construction of Deep Excavations [PDF]

open access: yesEurasian Journal of Science and Engineering, 2020
Excavations in urban developed area are generally supported by deep excavation walls such as; diaphragm wall, bored piles, soldier piles and sheet piles. In some cases, these walls may be braced by internal braces or tie back anchors. Tie back anchors are by far the predominant method for wall support, the large working space inside the excavation ...
Barham J. Nareeman   +1 more
openaire   +2 more sources

Novel Excavation and Construction Method for a Deep Shaft Excavation in Ultrathick Aquifers

open access: yesAdvances in Civil Engineering, 2019
Dewatering using the dewatering systems composed of diaphragm walls and pumping wells is commonly adopted for deep excavations that are undertaken in deep aquifers.
Chengyong Cao   +6 more
doaj   +1 more source

Numerical analysis on zone-divided deep excavation in soft clays using a new small strain elasto–plastic constitutive model

open access: yesUnderground Space, 2022
Accurate prediction of displacements associated with deep excavations is essential to ensure safety and stability of the excavation and to prevent any damage and distress to the adjoining infrastructures.
Afnan Younis Tanoli   +5 more
doaj   +1 more source

Management preference of deep carious lesion in permanent mature teeth among dentists in Riyadh city

open access: yesSaudi Journal of Oral Sciences, 2022
Introduction: The management of deep caries lesion can be accomplished by complete caries excavation, partial caries removal, and stepwise excavation techniques.
Afra H Elrashid   +4 more
doaj   +1 more source

Multiple Disturbances of Existing Tunnels Caused by Deep Excavation and New Shield Tunnel

open access: yesAdvances in Civil Engineering, 2023
With the continuous development of urban underground spaces, new underground engineering approaches are becoming more similar to existing operating tunnels.
Haoran Li, Fei Ye, Enjie Su, Xingbo Han
doaj   +1 more source

The deformation of retaining piles and ground surface under various support systems during deep excavation

open access: yesGeoenvironmental Disasters, 2017
Background Since the high-rise buildings and deep underground structures dramatically increases in urban area, the decent design and construction of deep excavations is essential before these structures are actually built up.
Yiqun Tang, Wenqiang Zhao, Jie Zhou
doaj   +1 more source

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