Wedge failure analysis of slopes in highly jointed rock masses in the zones of high seismicity (Record no. 17477)

000 -LEADER
fixed length control field a
003 - CONTROL NUMBER IDENTIFIER
control field OSt
005 - DATE AND TIME OF LATEST TRANSACTION
control field 20220908100239.0
008 - FIXED-LENGTH DATA ELEMENTS--GENERAL INFORMATION
fixed length control field 220908b xxu||||| |||| 00| 0 eng d
040 ## - CATALOGING SOURCE
Original cataloging agency AIKTC-KRRC
Transcribing agency AIKTC-KRRC
100 ## - MAIN ENTRY--PERSONAL NAME
9 (RLIN) 17821
Author Mantrala, Srinivas
245 ## - TITLE STATEMENT
Title Wedge failure analysis of slopes in highly jointed rock masses in the zones of high seismicity
250 ## - EDITION STATEMENT
Volume, Issue number Vol.52(3), June
260 ## - PUBLICATION, DISTRIBUTION, ETC.
Place of publication, distribution, etc. New York
Name of publisher, distributor, etc. Springer
Year 2022
300 ## - PHYSICAL DESCRIPTION
Pagination 626-649p.
520 ## - SUMMARY, ETC.
Summary, etc. Wedge failure is the predominant failure mode in slopes with highly jointed rock mass. The orientation of the joints of the rock mass governs the stability of the slopes depending upon their orientation relative to the orientation of the slope. Extensive slope stability analyses were carried out for the slopes of Chenab bridge. These analyses pointed out that the stabilization measures need to be designed against the wedge failures. This paper presents the various special considerations of the wedge failure analyses like application of the seismic accelerations, load cases considered for analysis and factors of safety required. A summary of the various analyses and important conclusions drawn there from are presented. Some of the observations like the load case with higher factor of safety demanding higher anchor force and foundation loads improving the factor of safety are counter intuitive. Since sliding of the wedge either along a joint plane or along the line of intersection of two joint planes is like a block sliding on a plane, using the sliding block analogy, the reasons for the specific observations noted during the detailed wedge failure analyses of Chenab bridge slopes are explained. The study lays emphasis on the anchor force or stabilizing force required in the analysis and design over factor of safety since the design is always governed by the former. The study recommends special considerations for the wedge failure analysis in highly seismic areas like the direction of seismic accelerations, designing for MCE condition, analysis during construction stage, etc.
650 #0 - SUBJECT ADDED ENTRY--TOPICAL TERM
9 (RLIN) 4621
Topical term or geographic name entry element Civil Engineering
700 ## - ADDED ENTRY--PERSONAL NAME
9 (RLIN) 17822
Co-Author Hemant Kumar
773 0# - HOST ITEM ENTRY
International Standard Serial Number 0971-9555
Place, publisher, and date of publication Switzerland Springer
Title Indian geotechnical journal
856 ## - ELECTRONIC LOCATION AND ACCESS
URL https://link.springer.com/article/10.1007/s40098-022-00600-8
Link text Click here
942 ## - ADDED ENTRY ELEMENTS (KOHA)
Source of classification or shelving scheme
Koha item type Articles Abstract Database
Holdings
Withdrawn status Lost status Source of classification or shelving scheme Damaged status Not for loan Permanent Location Current Location Shelving location Date acquired Barcode Date last seen Price effective from Koha item type
          School of Engineering & Technology (PG) School of Engineering & Technology (PG) Archieval Section 2022-09-08 2022-1545 2022-09-08 2022-09-08 Articles Abstract Database
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