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2.412  Articles
1 of 242 pages  |  10  records  |  more records»
The objective of the study is the geomechanical characterization of the rock mass rating RMR system and numerical modeling for mining underground excavation design of the Djebel El Ouahch tunnel, in Constantine (Algeria).The geological and geotechnical ch... see more

The stability of underground openings is pivotal to sustainable safe mining in underground coal mines. To determine the stability and tunneling safety issues in 800-m-deep underground openings through large fault zones in argillaceous rocks in the Guqiao ... see more

Naghsh-e-Jahan subway station is located in Esfahan historical context with 186 meters' distance to the Sheikh Fazlolah mosque – one of the historical cosmopolitan attractions. The subway station is in a shallow depth, soft surrounding soils and with wide... see more

Naghsh-e-Jahan subway station is located in Esfahan historical context with 186 meters' distance to the Sheikh Fazlolah mosque – one of the historical cosmopolitan attractions. The subway station is in a shallow depth, soft surrounding soils and with wide... see more

The experience of design and erecting of underground and transport structures, fencing deep excavations in cramped urban conditions on the examples of various projects in the Republic of Belarusis presented in the paper.

The soil in Egypt and especially in Cairo city is mostly soft soil varying between clayand sand layers. Excavation of large span (more than 10 meter) underground station insuch soil layers can cause large displacements (more than 30 mm) which may resultin... see more

It has been discovered that the underground structures are vulnerable to seismic phenomena mainly due to permanent ground deformations caused by earthquakes rather than the dynamic seismic movement itself. Several models (empirical formulae) have been dev... see more

Optimization is operated with a lot of underground structures in the soil in Egypt. The soil in Egypt and especially in Cairo city is mostly soft soil varying between clay and sand layers. Ground surface settlements and excavation step have to be optimize... see more

The problems of coal excavation and environement protection are priority for Ukraine. Underground coal gasification (UCG) and underground coal incineration (UCI) are combining excavation with simultaneous underground processing in entire technological pro... see more

1 of 242 pages  |  10  records  |  more records»