Zobrazeno 1 - 10
of 63
pro vyhledávání: '"J.L. Van Rooy"'
Autor:
J.L. van Rooy
Publikováno v:
Geotechnics in the African Environment ISBN: 9780203753330
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::94c617ae9828ef256d7e67dc8013f799
https://doi.org/10.1201/9780203753330-56
https://doi.org/10.1201/9780203753330-56
Autor:
Melissa Greyling, J.L. Van Rooy
Publikováno v:
South African Journal of Geology. 122:389-396
Gypseous soils occur in the western arid and semi-arid regions of South Africa and Namibia. These soils exhibit a complex nature and abnormal behaviour due to their gypsum content and as such they have become more prevalent in research. As these soil
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::47c1417d8efc37c7faa08b36ef73736d
https://doi.org/10.25131/sajg.122.0029
https://doi.org/10.25131/sajg.122.0029
Publikováno v:
South African Journal of Geology. 122:379-388
The properties of residual dolomite, sometimes termed wad, are variable and uncertain. It represents the insoluble residue after dissolution of dolomite and is commonly found in the Neoarchaean Malmani Subgroup of the Chuniespoort Group (South Africa
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::30899affb067a25f5111c80c04d413c5
https://doi.org/10.25131/sajg.122.0024
https://doi.org/10.25131/sajg.122.0024
Autor:
O. A. Bamisaiye, S. Foya, A.Y. Billay, Patrick G. Eriksson, V. Nxumalo, J.L. Van Rooy, H. M. Brynard
Publikováno v:
Journal of African Earth Sciences. 132:139-167
The University of Pretoria and the Federal University of Technology, Akure through the ETF initiative.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f6e6ea620290b7746da61ad8748bb686
https://doi.org/10.1016/j.jafrearsci.2017.05.003
https://doi.org/10.1016/j.jafrearsci.2017.05.003
Akademický článek
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Autor:
J.L. Van Rooy, C. A. Oyelami
Publikováno v:
Journal of African Earth Sciences. 119:226-237
Lateritic soils have been described as highly weathered tropical or sub-tropical residual soils with varying proportions of particle sizes ranging from clay size to gravel, usually coated with sesquioxide rich concretions. It is sometimes referred to
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f48fe3bdddc1e6a02933e8af19cff66f
https://doi.org/10.1016/j.jafrearsci.2016.03.018
https://doi.org/10.1016/j.jafrearsci.2016.03.018
Publikováno v:
Journal of the South African Institution of Civil Engineering. 58:25-34
A centrifuge model study was carried out investigating the effects of the inclusion of geogrid reinforcement in a sand layer constructed over a thin, very soft clay layer to facilitate the construction of warehouse floors supporting product stockpile
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9a15a094b3a829f12e4b903bf9160cc2
https://doi.org/10.17159/2309-8775/2016/v58n2a3
https://doi.org/10.17159/2309-8775/2016/v58n2a3
Publikováno v:
Journal of the South African Institution of Civil Engineering, Volume: 58, Issue: 1, Pages: 26-33, Published: MAR 2016
The Karoo Supergroup covers approximately 57% of South Africa's surface area and the sedimentary rocks therein generally do not yield acceptable pavement aggregates. The Karoo Dolerite Suite (intrusions) present in these sedimentary units have succes
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5816aaa9e773ef6ed74998288f4a747f
https://doi.org/10.17159/2309-8775/2016/v58n1a3
https://doi.org/10.17159/2309-8775/2016/v58n1a3
Publikováno v:
Open Journal of Geology. :285-301
The focus of this paper is on determination of the geometry and stratigraphic contact pattern of the Rustenburg Layered Suite (RLS) in the Northern Bushveld Complex area using available borehole data and trend surface analysis technique. This techniq
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0230431ba32d1f1a7e59fcb25e46cd7b
https://doi.org/10.4236/ojg.2016.65025
https://doi.org/10.4236/ojg.2016.65025
Autor:
Samantha Constantinou, J.L. Van Rooy
Publikováno v:
Journal of the South African Institution of Civil Engineering, Volume: 60, Issue: 2, Pages: 2-8, Published: JUN 2018
Karst-related sinkholes and subsidences occur on areas underlain by Chuniespoort Group dolomite bedrock in the Gauteng Province, South Africa. Although dolomite land is found across several South African provinces, sinkhole and subsidence formation i
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2a0e8dc28f778513d9b556a2466b3468
http://www.scielo.org.za/scielo.php?script=sci_arttext&pid=S1021-20192018000200001&lng=en&tlng=en
http://www.scielo.org.za/scielo.php?script=sci_arttext&pid=S1021-20192018000200001&lng=en&tlng=en