This drum roller doesn’t need a driver. It might be the future of construction

For 30 days, a drum roller compacted dirt on a 30-acre airport extension in Austin, Texas, without a human behind the wheel. According to the contractor, Dynamic Site Solutions, the machine dropped daily downtime from six hours to under one hour, nearly doubling its productive hours on site while registering zero accidents thanks to a safety system that is designed to avoid any ‘Wile E. Coyote tries to catch the Roadrunner with an ACME steam roller’ outcome.

The technology behind it...