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Browsing by UP Author "Jordaan, Gerrit Jacobus"
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Jordaan, Gerrit Jacobus; Killian, A.
(3SMedia, 2016-10)
The provision and preservation of good transport infrastructure is a prerequisite to economic growth. However, the high cost associated with this essential part of service delivery puts an ever-increasing burden on available ...
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Jordaan, Gerrit Jacobus; De Bruin, P.W.
(SATC, 2004-07)
Paper presented at the 23rd Annual Southern African Transport Conference 12 - 15 July 2004 "Getting recognition for the importance of transport", CSIR International Convention Centre, Pretoria, South Africa. The composition ...
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Jordaan, Gerrit Jacobus; Steyn, Wynand Jacobus Van der Merwe
(MDPI, 2021-10-18)
Nanoscale organofunctional silanes have been developed, tested and successfully applied to
protect stone buildings in Europe against climatic effects since the 1860s. The same nanotechnologies
can also be used in pavement ...
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Jordaan, Gerrit Jacobus; Steyn, Wynand Jacobus Van der Merwe; Broekman, Andre
(MDPI, 2021-03)
Emulsion stabilisation of base layers surfaced with chip seals often proves problematic, with
chips punching into the base and early distress. This can be aggravated by the use of modified binders
that restricts the ...
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Rust, F.C.; Smit, M.A.; Akhalwaya, I.; Jordaan, Gerrit Jacobus
(Taylor and Francis, 2022)
Upgrading, maintenance and rehabilitation of road infrastructure is expensive, especially in view of the growing scarcity and cost of suitable road building materials. In areas with high mica content and secondary minerals ...
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Jordaan, Gerrit Jacobus; Steyn, Wynand Jacobus Van der Merwe
(MDPI, 2021-02)
Good transportation systems are pre-requisites to economic development. Empirically
developed, archaic test methods are traditionally used for materials classification used in road
construction. This system normally ...
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Jordaan, Gerrit Jacobus; Steyn, Wynand Jacobus Van der Merwe
(MDPI, 2022-03)
The developing world has been faced with high rates of unemployment, exasperated by
extended enforced lockdowns due to the Pandemic. Pressure is mounting for drastic intervention
to accelerate economic growth and to ...
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Jordaan, Gerrit Jacobus; Steyn, Wynand Jacobus Van der Merwe
(MDPI, 2021-09-14)
The use of naturally available materials not conforming to traditional specifications or
standards in the base and sub-base layers of road pavement structures and stabilised with Newage
(Nano) Modified Emulsions (NME) ...
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Jordaan, Gerrit Jacobus; Steyn, Wynand Jacobus Van der Merwe
(MDPI, 2022-01)
The introduction of any new disruptive technology in a traditionally well-established industry, such as the road construction industry, is usually associated with considerable resistance. This is especially relevant when ...
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Jordaan, Gerrit Jacobus; Steyn, Wynand Jacobus Van der Merwe
(MDPI, 2022-03-01)
New-age (Nano) Modified Emulsions (NME) for stabilising marginal materials used in the
upper-pavement layers of roads have been proven in laboratories, through accelerated pavement tests
(APT) in the field as well as in ...
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Jordaan, Gerrit Jacobus; Southern African Transport Conference (22nd : 2003 : Pretoria, South Africa)
(SATC, 2003-07)
Paper presented at the 22nd Annual Southern African Transport Conference 14 - 16 July 2003 "National issues affecting the movement of people and goods - strategic approaches", CSIR International Convention Centre, Pretoria, ...