Office of Transportation Data (OTD)

Transcription

1 Office of Transportation Data (OTD) Paul Tanner State Transp o rtatio n D ata A d m inistrato r

2 Presentation Objectives Why do we collect data? State & Federal Code Requirements Who collects the data? OTD s Primary Business Groups What are our products? Top 10 OTD Products How do we ensure we meet business needs? Quality Assurance and Customer Service

3 State Code Requirements Classification of public roads The public roads of Georgia shall be divided and classified in accordance with the three types of classifications provided in this Code section: State highway system, County road systems, Municipal street systems Official map, list, and records; rules and regulations The department shall prepare an official map showing all public roads on the state highway system. The department shall also prepare and distribute to each county a map showing all the public roads on its county road system including extensions into municipalities.

4 State Code Requirements (Cont.) Official map, list, and records; rules and regulations (cont.) The department shall prepare an official list of all portions or features of the state highway system, including without limitation public roads, bridges, or interchanges, which have been named by Act or resolution of the General Assembly or by resolution of the State Transportation Board. The department shall keep written records of the mileage on all public roads on the state highway system and on all public roads on each of the county road systems.

5 State Code Requirements (Cont.) Duties (of a County) The county shall notify the department within three months after a county road is added to the local road or street system and shall further notify the department within three months after a local road or street has been abandoned Duties (of a municipality) A municipality shall notify the department within three months after a municipal street is added to the municipal street system and shall further notify the department within three months after a municipal street is abandoned.

6 Federal Code Requirements United States Code of Federal Regulations (CFR) title 23, 1.5 provides the Federal Highway Administrator with authority to request such information deemed necessary to administer the Federal-aid highway program. Also, 23 CFR (b) requires the States to provide data that support FHWA's responsibilities to the Congress and the public.

7 Primary Business Groups Statistics Management Group Geospatial Data Management Group Highway Systems & Special Projects Management Group Map/Publish/Store Data Report Data Process/Analyze Data Collect Data

8 Top 10 OTD PRODUCTS

9 1 State Maps, County Maps, and City Map Books

10 1 State Maps, County Maps, and City Map Books

11 1 State Maps, County Maps, and City Map Books

12 2 Traffic Data and Reports Continuous Count Stations (CCS) OTD maintains approximately 275 continuous traffic counters, also known as Continuous Count Stations (CCS), statewide. CCS operate 24 hours a day, 7 days a week, 365 days a year. CCS collect vehicle classification, traffic volume, and traffic speed data.

13 2 Traffic Data and Reports Portable Tube Counts OTD also conducts short-term traffic counts, also called portable tube counts, at approximately 9,000 locations across the state every year. Portable tube counts typically collect traffic volume, and may collect vehicle classification data.

14 2 Traffic Data and Reports Weigh-In-Motion (WIM) OTD collects weigh-in-motion (WIM) data from approximately 35 portable sites and 14 permanent sites annually. WIM technology is utilized to collect axle and gross vehicle weight data in addition to vehicle counts, and vehicle classification.

15 2 Traffic Data and Reports Traffic counts are published through an online, interactive map application: Provides: AADTs, WIM, Truck Percentages, Historical AADTs, Hourly Volume and Vehicle Classification Data

16 Traffic Data Sources

17 3 Road Mileage Reports (400 Series)

18 4 Geospatial Data (Road Related) LRS (Linear Referencing System) Road Data Acquisition Program GIS Technology & Map Products Local Gov t Data Sharing Program

19 5 Highway Systems Management Administratively Manage Four Major Highway Systems State Highway System ~18,000 centerline miles Frequent small additions and subtractions Highway Functional Classification System National Highway System US Route Numbered System

20 6 Honorariums

21 7 Local Government Coordination Local Maintenance Improvement Grant (LMIG) Mileage MAP-21 Data Collection and Reporting Transportation Improvement Act (TIA) Mileage

22 8 Functional Classification

23 9 Roadway Physical Characteristics OTD updates road centerline geometry and associated roadway characteristics for incorporation into GDOT databases. Road Data Collection Local Road Activity (LRA) notifications Various data mining procedures OTD maintains records for more than ~125,000 centerline miles of public roads in Georgia.

24 9 Roadway Physical Characteristics Attributes that are captured from various data sources and stored in a database Physical attributes: Payment type, number of lanes, shoulder width, etc. Geopolitical attributes: County and City boundaries Required for Federal Reporting Program Required for Intradepartmental uses

25 10 State & Federal Reporting 500 Series Financial Reports Certified Annual Public Mileage Report Centerline mileage data reports that supports: Local Maintenance and Improvement Grants (LMIG) program Transportation Investment Act (TIA) program

26 10 State & Federal Reporting Highway Performance Monitoring System (HPMS) Report Annual report due June 15 th A national level highway information system that includes data on the extent, condition, performance, use, and operating characteristics of the Nation's highways The major purpose of the HPMS is to support a data driven decision process within FHWA, the DOT, and the Congress

27 10 State & Federal Reporting Travel Monitoring Analysis System (TMAS) CCS data submitted monthly to the FHWA Vehicle Travel Information System (VTRIS) WIM data submitted annually to the FHWA

28 Quality Assurance and Customer Service High-Level of Quality Assurance Established rules and guidelines Refinements required over time (flexibility) Strive for Excellent Customer Service Data OTD collects (traffic, road data attributes, etc.) is provided to customers Migration to a public display of our data

29 Summary State & Federal Code Requirements Primary Business Groups Top 10 OTD Products Quality Assurance and Customer Service

30 Questions? Paul Tanner State Transportation Data Administrator Office of Transportation Data Georgia Department of Transportation