Integrating MTS Commerce Data with Multimodal Freight Transportation Performance Measures to Support MTS Maintenance Investment Decision Making (2014) / Chapter Skim
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Pages 20-33
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20 Overview Concurrently -- and in coordination with -- the activities described, the research team developed an operations research model for evaluating and prioritizing a set of possible projects (specifically lock and dam projects and/or dredging projects)
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21 6. Current level of lock utilization (in tonnage)
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Table 9. Segment attributes.
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Some datasets published by the Corps begin numbering the Ohio River in Pittsburgh and progress downstream, while others begin at the junction with the Mississippi River and progress upstream. This table starts the numbering sequence in Pittsburgh.
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24 reports available on the website: advertising schedule, dredging contracts awarded, anticipated work schedule, Corps/ industry dredge fleet status, long-term dredging cost analysis, number of contracts and quantity dredged, and other reports with miscellaneous information. In any dredging or lock maintenance event, a certain amount of the expense is caused by mobilization and demobilization of the equipment, regardless of the actual amount of work involved.
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25 dredging event for Newport News. This yields a unit cost of $562,359/ft.
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26 For the case study, the 5-year average was used as the standard. This yields a unit cost of $54,632,891 divided by 3, or $18,210,963/ft.
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27 Portland-Inland also has one lock, John Day, that could potentially pose a constraint on the system. Table 19 shows the maintenance expense history for the John Day lock and dam.
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US Origin US Destination Segments (List of Numbers) along Connecng Route Original O D Flow Adjustment Factor to Reach Total Tonnage Adjusted O D Flow Percent Projected Increase from Project Increase from Project Total Demand (Current + Increase from Project)
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US Origin US Destination Segments (List of Numbers) along Connecng Route Original O D Flow Adjustment Factor to Reach Total Tonnage Adjusted O D Flow Percent Projected Increase from Project Increase from Project Total Demand (Current + Increase from Project)
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30 commodities. One more adjustment was required to raise the total to the total for all commodities at Huntington.
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31 • E: The set of links of the network including links for locks/ dams and links for river segments and road and railway sections. • L: Set of all links in the network model that represent loading and unloading operations at ports.
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33 Projects Included Budget Amount (% of Total Possible Budget) All Projects $99,265,442 (100%)
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