Table of Contents I 62

Civil Engineering June 2021 | Vol 29 No 5

FRONT COVER I
LETTER TO MEMBERS 1
SAICE addresses concerns over Cuban engineers 1
CONTENTS 2
ON THE COVER 4
State-of-the-art technology to deal with the raw materials crisis 4
CEO’S CORNER 6
Key focus areas for our Economic Reconstruction and Recovery Plan 6
QUIZ 8
SAICE Know Your Sector Competition 8
LETTER FROM THE EDITOR 9
Let’s talk water security 9
WATER ENGINEERING 10
Development of the South African Hydropower Atlas 10
Engineering detail in WULAs supports sustainability 16
Cautious first steps in city-scale water reuse 19
Why full dams don’t mean water security: a look at South Africa 24
Urine diverting dry toilets: 30% less domestic water use 26
Seven years of drought and the plight of the Hantam Karoo 30
South Africa refines construction of precast concrete reservoirs 38
SANCOLD News 41
NatSilt Programme launched to tackle dam storage challenges 43
Correct handling, storage and transportation of plastic pipes 44
IN BRIEF 47
UFH launches R419m student housing development 47
SA cement producers engaging for sustainability 47
Unemployment numbers reflect depressed economic environment 48
Polihali Transfer Tunnel construction tender launched 48
Employment equity act amendments: what they mean for employers 49
Work underway at Tshwane’s biggest industrial development 50
Sika develops low CO2 emission admixture range 50
SAICE AND PROFESSIONAL NEWS 51
Introducing the SAICE Water Engineering Division committee 51
SAICE partners to promote SA roads industry 54
Letter to the editor: Chickens coming home to roost? 54
SAICE appoints new Fellows 55
Nominations for election of Council for 2022 56
SAICE Training Calendar 2021 59
CARTOON 58
Civillain by Johan Ptak: Pattern of violations 58
BACK COVER 62

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