Many of the changes can be retrofitted to existing shovels.
The 657 has the biggest open bowl scraper in Caterpillar's fleet.
Autonomous haulage system has increased productivity by 30%, FMG says.
The new 140t payload mining truck is powered by a Cat 3512E engine.
Latest version expected to be available in fourth quarter of 2020.
FMG has 168 automated trucks in service at both the Chichester Hub and the nearby Solomon Hub.
Freeze on base pay increases. Incentive schemes also affected.
Company says it is suspending operations at certain facilities but will not say which ones.
A risk-based assessment model preferred over prescriptive regulation.
Newmont expects to get more than a 35% return on its US$150 million investment.
Cat's thoughts are with the Australian people.