Preserving and Protecting Freight Infrastructure and Routes (2012) / Chapter Skim
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Pages 13-19
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From page 13... ...
Adjustments could include carrying higher inventories in warehouses for meeting produc tion needs, planning for longerthannormal transit time, and not serving specific markets that cannot be reliably accessed. Furthermore, industries that use justintime production processes that rely on predictable transportation are especially C h a p t e r 2 The Role of Freight Transportation in Product Supply Chains
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From page 14... ...
The role of freight transportation in efficient production and distribution.
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From page 15... ...
The U.S. surface freight transportation network includes 4,016,741 miles of highways, 94,942 miles of Class I freight railroad tracks, 46,474 miles of regional and shortline railroad tracks, and 26,000 miles of navigable inland waterways (U.S.
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From page 16... ...
In terms of volume of freight hauled by transportation mode, Figure 26 illustrates the growing importance of truck and rail relative to other modes of freight transportation, because their shares of domestic tonmiles of freight in creased significantly between 1980 and 2007. Associated with the increased proportions of rail and truck tonmiles were Source: Christensen Associates.
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From page 17... ...
highways, railroads, and inland waterways (U.S. Department of Transportation FHWA FM&O 2007)
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From page 18... ...
The top land gateways are Detroit, Michigan; Laredo, Texas; and Port Huron, Michigan. A description of the various freight transportation modes and some of the major conflicts and forms of encroachment they face can be found on the EnvisionFreight website at http://www.EnvisionFreight.com/modes/.
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From page 19... ...
. Congestion that affects freight mobility has direct effects on users of freight transportation such as producers and end users of the products.
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