CSV

California State Highways Statewide Travel and Crash Rates

This table presents statewide vehicle travel expressed in Million Vehicle Miles (MVM), road miles, and one and three year crash rates and fatality for different lane types of the State Highway System (SHS).

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Data dictionary

Field definitions supplied by the publishing agency in CKAN.

Column	Type	Label	Description
LANE_TYPE	text	LANE_TYPE	—
AREA_TYPE	text	AREA_TYPE	—
unsafe_2024_road_miles	text	2024_ROAD_MILES	—
unsafe_2024_travel__mvm	text	2024_TRAVEL _MVM	—
unsafe_2024_total_crash_rate	numeric	2024_TOTAL_CRASH_RATE	—
unsafe_2024_fatal_plus_injury_rate	numeric	2024_FATAL_PLUS_INJURY_RATE	—
unsafe_2024_fatality_rate	numeric	2024_FATALITY_RATE	—
THREE_YEAR_TOTAL_CRASH_RATE	numeric	THREE_YEAR_TOTAL_CRASH_RATE	—
THREE_YEAR_FATAL_PLUS_INJURY_RATE	numeric	THREE_YEAR_FATAL_PLUS_INJURY_RATE	—
THREE_YEAR_FATALITY_RATE	numeric	THREE_YEAR_FATALITY_RATE	—

Resource details

Format	CSV
Size	4.9 KB
Rows	54
Last updated	Sep 29, 2026
Part of	2024 Crash Data on State Highway System

Other resources in this dataset

CKAN Data API

Access resource data through the CKAN DataStore API. The examples below use this resource's ID.

Endpoints

The Data API provides these actions. Creating or updating records requires appropriate permissions; the query actions read public DataStore records.

Create	`https://ckan.cdt.dev.datopian.com/api/3/action/datastore_create`
Update / insert	`https://ckan.cdt.dev.datopian.com/api/3/action/datastore_upsert`
Query	`https://ckan.cdt.dev.datopian.com/api/3/action/datastore_search`
Query via SQL	`https://ckan.cdt.dev.datopian.com/api/3/action/datastore_search_sql`

Query examples

First five results

"https://ckan.cdt.dev.datopian.com/api/3/action/datastore_search?resource_id=67069573-68a3-400c-a2b3-de889084ebfb&limit=5"

Results containing "jones"

"https://ckan.cdt.dev.datopian.com/api/3/action/datastore_search?resource_id=67069573-68a3-400c-a2b3-de889084ebfb&q=jones"

SQL query

"https://ckan.cdt.dev.datopian.com/api/3/action/datastore_search_sql?sql=SELECT%20%2A%20FROM%20%2267069573-68a3-400c-a2b3-de889084ebfb%22%20LIMIT%205"

SQL queries depend on whether SQL search is enabled by the portal.

OData query

Use the resource's OData URL and its field names for paging, selecting columns, or filtering rows.

ODATA_RESOURCE_URL?$top=5
ODATA_RESOURCE_URL?$skip=5&$top=5
ODATA_RESOURCE_URL?$select=FIELD_NAME&$filter=FIELD_NAME eq 'VALUE'

Replace ODATA_RESOURCE_URL, FIELD_NAME, and VALUE with the details for the selected resource. See the OData query options guide (opens in a new tab) for more examples.

Use the API in code

JavaScript (JSONP)

var data = { resource_id: '67069573-68a3-400c-a2b3-de889084ebfb', limit: 5, q: 'jones' };
$.ajax({
  url: 'https://ckan.cdt.dev.datopian.com/api/3/action/datastore_search',
  data: data,
  dataType: 'jsonp',
  success: function (response) {
    console.log(response.result.total, response.result.records);
  }
});

Python

import json
from urllib.request import urlopen

url = 'https://ckan.cdt.dev.datopian.com/api/3/action/datastore_search?resource_id=67069573-68a3-400c-a2b3-de889084ebfb&limit=5'
with urlopen(url) as response:
    result = json.load(response)['result']
print(result['total'], result['records'])

For parameters and response fields, see the CKAN DataStore documentation (opens in a new tab).