Best I can tell catenary lines are something like $200 a foot. Where a vehicle grade battery pack is $150 a kwh. The cost of a 250 kwh battery is then about th

Best I can tell catenary lines are something like $200 a foot. Where a vehicle grade battery pack is $150 a kwh. The cost of a 250 kwh battery is then about the same as 200 feet of overhead lines.