The National Academies Press

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Pages 117-132

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From page 117... ... OVERVIEW One objective of this synthesis study has been to gain a better understanding of the state of practice for managing transportation infrastructure assets other than pavements and bridges. The state of practice has been presented in chapters two through seven, respectively, for each of the six types of assets that are the focus of this study: traffic signals, roadway lighting, signs, pavement markings, drainage culverts, and sidewalks. Read the entire page →
From page 118... ... 119 and maintenance and rehabilitation of existing assets) , national standards, and federal and state statutes. Read the entire page →
From page 119... ... Information Technology and Modeling Support As a practical matter, IT is critical to asset management. Agencies responded in the following ways regarding their IT capabilities for the selected assets of this study: • The most prevalent IT capabilities address inventory quantity and location, current asset condition and age, photographic documentation for certain assets, inspection and maintenance data, and tracking of public comments. Read the entire page →
From page 120... ... 121 and analysis tools in place to have a truly comprehensive asset management program. A set of work management tools is linked to a GIS-based inventory for each asset class. Read the entire page →
From page 121... ... • Overview of the asset -- the main categories of assets, approximate quantities, asset value, and general information. • Inventory information -- what data are inventoried or not inventoried, how these data are used, how inventory data are collected and at what level of effort and cost, geographic referencing, level of confidence in inventory data, and frequency of update. Read the entire page →
From page 122... ... 123 environmental/vegetation management areas to enhance asset management capabilities in MAMIS. As in-house and contracted work gangs complete work orders on assets, they will incrementally populate the MAMIS system with physical inventory, condition, and performance attributes of those assets. Read the entire page →
From page 123... ... INTERNATIONAL EXPERIENCE In 2005, a team sponsored by the FHWA, AASHTO, and NCHRP conducted an international scan of transportation asset management practice in Australia, Canada, England, and New Zealand. The scan included visits with agencies at the national, provincial or state, and local levels. Read the entire page →
From page 124... ... 125 with questions on matters such as service life, similar to the U.S. concerns described in chapters two through seven. Read the entire page →
From page 125... ... physical condition (and the ability to meet intended service levels) , functionality, and demand versus capacity. Read the entire page →
From page 126... ... 127 comfort. They also affect the general public in terms of safety and security (e.g., a community's ability to deliver police, fire-fighting, and ambulance services quickly when needed) Read the entire page →
From page 127... ... different asset management activities. Brisbane uses public presentations and focus groups to obtain input from the community on its asset management efforts. Read the entire page →
From page 128... ... 129 Some of these ancillary assets such as culverts, sidewalks, and signs can be tied into other projects such as paving and roadway. That minimizes cost and disruption to the public. Read the entire page →
From page 129... ... integrated asset management functions. However, there is no specific guideline or written strategy to implement overall asset management in a near future. Read the entire page →
From page 130... ... 131 Aspect of Infrastructure Management State-of-the-Art Asset Management State of Practice Across Selected Assets and Potential Improvements in Practice Policy Guidance Guidance moves beyond ìwish lists " to provide clear governmental priorities among competing goals, objectives, and initiatives. Long-range planning, agency strategic planning, and decisions on program funding and resource allocation are fully integrated horizontally (across agency units) Read the entire page →
From page 131... ... 132 Aspect of Infrastructure Management State-of-the-Art Asset Manage me nt State of Practice Across Selected Assets and Potential Im prove me nts in Practice Im pacts of Asset Perform ance Agency has attained or acquired a body of research on im pacts of asset perform ance in different situations, clim ates, road classes, etc. Predictive m odels of im pacts are fully incorporated in life- cycle procedures to optim ize decisions on construction, rehabilitation, and maintenance. Read the entire page →
From page 132... ... 133 by the Idaho Transportation Department. This system, referred to as "Grail," relies on an automated videologging system. Read the entire page →

From page 117...

... OVERVIEW One objective of this synthesis study has been to gain a better understanding of the state of practice for managing transportation infrastructure assets other than pavements and bridges. The state of practice has been presented in chapters two through seven, respectively, for each of the six types of assets that are the focus of this study: traffic signals, roadway lighting, signs, pavement markings, drainage culverts, and sidewalks.