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General

Legacy ID
201

FIGURE 5-6 Total Number of Hours of Lock Closures: 2000-2012

Table Version | Excel

SOURCE: U.S. Army Corps of Engineers, Navigation Data Center, Lock Performance Monitoring System. Locks by Waterway, Locks Unavailability, Calendar Years 1993-2013 (February 19, 2014). Available at http://www.navigationdatacenter.us/ as...

FIGURE 5-3 Percent of Congestion by Time of Day: 2011

Table Version | Excel

SOURCE: Texas A&M University, Texas Transportation Institute, 2012 Urban Mobility Report (December 2012: full report with exhibits), Exhibit 5. Available at http://tti.tamu.edu/ as of October 2013.

BOX 5-B System Performance User’s v. Operator’s Perspectives

From the user’s standpoint, system performance is based on an individual trip. Travel time to work refers to the total number of minutes it normally takes a person to get from home to work each day, including time spent waiting for public transportation, picking up passengers in...