From: Automation in cargo loading/unloading processes: do unmanned loading technologies bring benefits when both purchase and operational cost are considered?
Measurement unit
Loading plate
Transport belt
Skate + 
Return on investment after 10Â years,
[%]
4%
11%
No positive ROI
Estimated break-even period
[years]
3Â years and 8Â months
3Â years and 1Â month
No break-even point reached