A Framework for Improving Travel Time Reliability (2013) / Chapter Skim
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Pages 13-21
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13 C h a p t e r 2 approach There is a large and still-growing set of reports, papers, presentations, and other documents available to anyone who begins to look into the specific area of travel time reliability within the larger umbrella term of Transportation Systems Management and Operations. This fact alone defines an important and intimidating barrier for newcomers to the field.
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14 Organizational taxonomy Before the document review began, an organizational taxonomy was created to classify and categorize documents according to their focus within the Reliability and TSM&O areas. The purpose of this taxonomy structure was to organize documents into different categories that are familiar to practitioners so that they could easily find and browse the information in the KTS.
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15 Table 2.1. Taxonomy Structure Level 1 Level 2 Level 3 - Information Types Guidance/ Standard/ Policy State of Practice/ Current Research Case Studies Cost and Benefit Database Facts and Stats New Stuff Business Processes Planning Programming/Budget Performance Measurement Procurement Project Development Technical Processes System Architecture/Engineering Verification and Validation (V&V)
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16 Figure 2.1. Taxonomy table summary.
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17 matrix. Using this matrix, the team was able to identify information gaps in specific categories as discussed in the next subsections.
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18 Table 2.2. Gap-Filling Projects # Description Objective Product Schedule in Months Priority for L17 1 Persuasive TSM&O Case Study Briefing Book for Decision Makers To provide compelling examples from state and regional experience that support the benefits of TSM&O in terms that are directly relevant to decision makers.
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19 10, and 11 were judged to be of low or medium priority and were not pursued at this time. The facts and statistics described in Project 12 were provided in the case study briefing book pages (Gap-Filling Project 1)
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20 GF PROJECT 3 -- TSM&O Program and Budget Development Other functional areas (e.g., pavements, safety, and bridges) have long-standing procedures for developing annual programs and budgets and for identifying their long-term needs in the periodic needs assessments conducted by state DOTs.
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21 including multiple types of engineering, planning, district, headquarters, and transportation management center managers and staff.
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