2018 Traffic Volume

Traffic volume of Roadway Blocks. The dataset contains traffic volume data, created as part of the District of Columbia, Department of Transportation (DDOT) Roads and Highways database. A database provided by the District of Columbia, Department of Transportation identified traffic volume. Count data is collected (both direction) at pre-selected locations on Highway Performance Monitoring System (HPMS) Sections on a three-year cycle. These counts are converted to Annual Average Daily Traffic (AADT).

Data and Resources

Field Value
accessLevel public
catalog_@context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
catalog_conformsTo https://project-open-data.cio.gov/v1.1/schema
catalog_describedBy https://project-open-data.cio.gov/v1.1/schema/catalog.json
identifier https://www.arcgis.com/home/item.html?id=3bdddc9f1a0640c99ff886292aa5b3c1&sublayer=154
issued 2020-03-30T20:27:29.000Z
landingPage https://opendata.dc.gov/datasets/DCGIS::2018-traffic-volume
license https://creativecommons.org/licenses/by/4.0
metadata_type geospatial
modified 2022-09-26T19:35:57.000Z
old-spatial -77.1167,38.7932,-76.9094,38.9953
publisher District Department of Transportation
resource-type Dataset
source_datajson_identifier true
source_hash 372d80776202b0816f905c09432a52bb845baf4502b5a1fc97c9e7f1cf560ad0
source_schema_version 1.1
spatial {"type": "Polygon", "coordinates": [[[-77.1167, 38.7932], [-77.1167, 38.9953], [-76.9094, 38.9953], [-76.9094, 38.7932], [-77.1167, 38.7932]]]}
theme {geospatial}
Groups
  • AmeriGEOSS
  • National Provider
  • North America
Tags
  • AmeriGEO
  • AmeriGEOSS
  • CKAN
  • GEO
  • GEOSS
  • National
  • North America
  • United States
  • aadt
  • annual-average-daily-traffic
  • dc
  • ddot
  • district-of-columbia
  • federal-highway-administration
  • fha
  • highway-performance-management-system
  • hpms
  • traffic-volume
  • transportation
  • washington-dc
isopen True
license_id cc-by
license_title Creative Commons Attribution
license_url http://www.opendefinition.org/licenses/cc-by
maintainer DCGISopendata
maintainer_email gisgroup@dc.gov
metadata_created 2025-09-24T16:20:08.192048
metadata_modified 2025-09-24T16:20:08.192057
notes <div style='text-align:Left;'><div><div><p><span>Traffic volume of Roadway Blocks. The dataset contains traffic volume data, created as part of the District of Columbia, Department of Transportation (DDOT) Roads and Highways database. A database provided by the District of Columbia, Department of Transportation identified traffic volume. Count data is collected (both direction) at pre-selected locations on Highway Performance Monitoring System (HPMS) Sections on a three-year cycle. These counts are converted to Annual Average Daily Traffic (AADT).</span></p></div></div></div>
num_resources 7
num_tags 20
title 2018 Traffic Volume