Alton Locks and Dam, a Review of the Evidence |
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13 million 86 million tons affected railroads alternative Alton proposal appropriate assumption average delay barge lines benefit-cost analysis BERH capacity elsewhere capacity estimates Chicago Chief of Engineers coal traffic Congress ConRail Corps argues Corps assumes Corps projects cost estimates cover fixed charges Critics current traffic delays delay costs Donley report existing Alton facility existing facility expanded FER Vol fleet characteristics grain growth rate Illinois Waterway income available increased traffic incremental benefits intermodal impact involve justified KASKASKIA lock and dam lock at Alton lockage Louis District Louis District's lower million ton increase million tons annually Mississippi River Ohio River one-lock project one-lock proposal options percent petroleum prior truck rail rate differences rate differentials rate savings benefits region's railroads rehabilitation revenue impact sensitivity analysis shippers shorter-lived switchboats system-wide tion traffic at Alton traffic demand traffic level traffic projections Upper Mississippi waterway capacity waterway investments waterway traffic