Table of Contents I 58

Civil Engineering May 2021 | Vol 29 No 4

FRONT COVER I
FROM THE PRESIDENT’S DESK 1
Are engineers doing enough for the planet? 1
CONTENTS 2
ON THE COVER 4
Reinforced Earth® walls – anywhere and everywhere! 4
CEO’S CORNER 6
Social compacting: A key success factor in progressing our Economic Reconstruction and Recovery Plan 6
FUN QUIZ 8
SAICE Know Your Sector Competition 8
LETTER FROM THE EDITOR 9
Seaports: our gateway to economic growth 9
HARBOUR, COASTAL AND MARINE ENGINEERING 11
Emergency operation keeps the waves at (Big) bay 11
Laboratory tests to aid the design of a rock toe as scour protection for a vertical seawall 20
Port Victoria expansion – port basin design 23
RAILWAY ENGINEERING 30
Advancing the digital railway with 4IR technologies 30
ENTREPRENEURSHIP 36
Advice for young engineers 36
MARKET INSIGHT 38
Future of the construction sector post Covid-19 38
CARTOON 41
Civillain by Johan Ptak: Fool scale 41
IN BRIEF 42
Global shortages erode cement and concrete additive supplies 42
Sika demonstrates waterproofing excellence 42
Low capacity utilisation in manufacturing sector a concern 43
Routine road maintenance well underway in Gauteng 43
Knight Piésold celebrates 100 years 44
Corobrik celebrates new R800m Kwastina factory 44
Bargaining council promises better conditions for civils employees 45
Water stress can jeopardise business models 45
The magic of zinc in corrosion control 46
A new innovation is patching up South African roads 46
TRANSPORTATION 47
R4 billion for SMMEs on N2 Wild Coast Road project 47
SA public transport lacks integration and equality 48
SAICE AND PROFESSIONAL NEWS 50
Obituary: George Dehlen – A giant tree has fallen 50
SAICE Project Management and Construction Division: Call for 2021 awards nominations 52
SAICE Training Calendar 2021 52
BACK COVER 58

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