Welcome to the Transportation Geographic Information Section (TGIS)
The main objectives of this section are:
To develop and continuously improve an accessible, accurate, and controlled inventory of public roadway features and linear coordinates for the Roadway Data System (RDS) network (Alaska DOT&PF's Linear Reference System or LRS) to meet Federal and State requirements and the expanded needs of mandatory data programs within the department.
To improve and expand Geographic Information System (GIS) services, mapping, database management, web applications, training and technical/graphic assistance in support of DOT&PF’s core business areas, Federal requirements and the new directives in MAP-21.
Responsibilites of this section include:
- Building, disseminating and managing the state's transportation layers and spatial information.
- Provide and develop geo-spatial data and the tools needed to retrieve, display and analyze spatial information, including technical support.
- Provide department mapping and graphic support for representing and displaying various transportation themes and information.
TGIS is always working on improvements to this website and applications. Feedback is always encouraged and appreciated.