IMIESA January 2022

Page 42

WASTE MANAGEMENT & RECYCLING

THE GENERAL PREMISE OF PRE-TREATMENT TECHNOLOGIES IS THE TREATMENT OF WASTE BEFORE FINAL DISPOSAL TO REDUCE THE VOLUME THAT IS LANDFILLED AND ENHANCE OR ACCELERATE THE STABILISATION OF THE WASTE, THUS MINIMISING THE LONG-TERM, DISADVANTAGEOUS EFFECTS ON THE ENVIRONMENT.

MECHANISATION AND WASTE OPTIMISATION While the global quest is to promote a circular economy that emphasises recycling, the reality is that a percentage of the waste stream will always have to be disposed of in sanitary landfills. Ziyanda Majodina speaks to Thibault Dechamps – specialist: Waste & Recycling Segment for Caterpillar’s Europe, Africa, Middle East & Eurasia region – about Cat mechanised solutions. What solutions does Caterpillar field for the landfill and waste management industry? TD Looking at the composition of the waste stream, the average household income, and particularly taking into consideration South Africa’s growing economy, exploring recycling opportunities will be of great assistance in lessening the volume of waste disposed of in sanitar y landfills. Key machiner y to manage sanitar y landfills includes track-type tractors with waste handling arrangement (TTT WHA), track-type loaders with waste handling arrangement (TTL WHA), and landfill compactors (LFCs). The LFC is purposebuilt for landfill operation. It delivers features, per formance and efficiency that draw on Caterpillar’s 50-plus years of industr y experience. Field-proven protection and integrated technologies provide peak availability and optimised landfill per formance. The first Cat 816 model was launched approximately 50 years ago, in 1972,

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IMIESA January 2022

making it the first ever LFC created by Caterpillar. The current version of the 816 weighs 25 t and delivers 284 hp of gross power, which insures efficient waste compaction through its maximum compaction rate. Other Caterpillar compactor models are the approximately 40 t Cat 826K, and the 55 t Cat 836K. These machines

are designed for the harsh operating environments typically experienced on landfills. The wheels of the compactor are the machines' true work tools. There are five types of wheels to choose from: ‘Plus’ tips, ‘Paddle’ tips, ‘Diamond’ tips, ‘Chopper’, and ‘Combo’, which combines ‘Plus’ and ‘Paddle’. There are five types of wheels to choose from: ‘Plus’ tips, ‘Paddle’ tips, ‘Diamond’ tips, ‘Chopper’, and ‘Combo’, which combines ‘Plus’ and ‘Paddle’


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Xhora Dam showcases design innovation

5min
pages 22-23

Kouga embarks on gravel route upgrades

2min
page 38

Mastering pervious concrete

2min
page 53

Technicrete opens specialist plant in Polokwane

4min
pages 51-52

Municipalities urged to invest in concrete training in 2022

3min
page 49

Lemaitre expands into new terrains

3min
page 48

Proactive asset management requires teamwork

4min
pages 46-47

Armorflex selected for Mamelodi stormwater upgrades

1min
page 50

Majuba ash disposal facility takes shape

2min
page 44

Novel ground support solutions at Clairwood

3min
page 45

Mechanisation and waste optimisation

4min
pages 42-43

South Africa needs smart cities, but not the ones you envisage

5min
pages 40-41

Conforming to COTO specifications

4min
page 37

Restoring the water balance at Setumo Dam

4min
pages 26-27

Xhora Dam showcases design innovation

8min
pages 22-25

Mpondoland SMMEs to benefit from road investments

2min
page 39

Kouga embarks on gravel route upgrades

2min
page 38

Is public procurement reform on its way?

7min
pages 34-35

Municipal engineers are change-makers

7min
pages 30-33

Asphalt mobility and retrofits

1min
page 36

Economic benefit of automated road condition data collection

7min
pages 16-17

Winners in SAPPMA/3S Media photo competition announced

2min
page 21

Defining the future of networking

3min
pages 12-13

Editor’s comment

5min
pages 5-6

The unfolding landscape for IPPs in South Africa

7min
pages 18-20

President’s comment

3min
page 7

Infrastructure news from around the continent

5min
pages 14-15

Launching the Ashton Arch

10min
pages 8-11
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