Availability and Use of Pedestrian Infrastructure Data to Support Active Transportation Planning (2020) / Chapter Skim
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Pages 6-16
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6 Data about infrastructure are essential to the function of a transportation department and for assessing the mobility of goods and services nationwide. Pedestrian infrastructure data can be considered products in their own right; they are the result of a data collection process.
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Literature Review 7 necessary data will depend on specific performance measures. Identify the scope of data collection, along with the necessary attributes and level of detail to be collected with regard to the transportation system.
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8 Availability and Use of Pedestrian Infrastructure Data to Support Active Transportation Planning Of particular relevance for this report are Steps 2, 3 and 4 of TPM, shown in Figure 2. Notable lessons considered within this report include how: • Intentional database design is critical to the support of future analysis.
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Literature Review 9 a linear referencing system (LRS) , which is used to describe where certain roadway attributes start and end based on roadway mileposts.
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10 Availability and Use of Pedestrian Infrastructure Data to Support Active Transportation Planning Fixing America's Surface Transportation (FAST) Act and Moving Ahead for Progress in the 21st Century Act (MAP-21)
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Literature Review 11 Pedestrian Network Attribute Collection Each inventory includes different features and characteristics related to pedestrian infrastructure, described in detail in Table 2. The inventories range from simple sidewalk location with few descriptive characteristics, to a robust dataset with multiple sidewalk attributes, as well as additional pedestrian infrastructure such as crosswalks, curb ramps and signals.
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12 Availability and Use of Pedestrian Infrastructure Data to Support Active Transportation Planning Location Features of data collected Colorado Curb ramps – Six characteristics collected for each location: • Running slope • Cross slope • Curb ramp width • Curb ramp joints and grade breaks (flush vs. not flush)
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Literature Review 13 • Management – Management practices vary greatly from one location to the next. Some datasets are updated annually, while others are updated as new information is received from local jurisdictions.
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14 Availability and Use of Pedestrian Infrastructure Data to Support Active Transportation Planning Location Data collection, management, sharing and responsible parties Colorado Collection: Existing intersection data, video logs, aerial imagery and other Information. Management: None identified.
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Literature Review 15 MPOs or state DOTs, with input from local authorities. North Carolina makes the update process seamless as long as data are provided to the state in a consistent format.
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16 Availability and Use of Pedestrian Infrastructure Data to Support Active Transportation Planning Table 6. Program funding by select agencies.
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