Cool info, thanks. It occurred to me that elevation change could have huge impact on those calculations. More back of the envelope stuff: a 5k ton train requir

Cool info, thanks. It occurred to me that elevation change could have huge impact on those calculations. More back of the envelope stuff: a 5k ton train requires 13.6kWh to ascend 1m. If such elevation changes are common that would quickly dwarf small values like the power consumption of lights.