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TIM/HR49_GisADT (FeatureServer)

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Service Description: Traffic data from the Roadway Information System (RIS) database. Traffic data is collected from traffic counters set on the roadway. Results are factored for the time of year (season) and axle corrected to calculate the Annual Average Daily Traffic and the Annual Average Truck Traffic from the highway segment. Highway segments are determined by major road intersections. The field Adt01 contains the most current traffic data available from 2021; the fields Adt02-Adt10 contain traffic data from the nine years prior to the current year. Projected traffic is contained in the fields named Adt20YrPro, Adt25YrPro, Adt30YrPro, and Adt35YrPro. Traffic count data is stored in the RIS Traffic file and updated annually by the South Dakota Department of Transportation, Office of Inventory Management and Research.

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Has Versioned Data: false

MaxRecordCount: 3000

Supported Query Formats: JSON

Supports Query Data Elements: true

Layers: Description:

Service Item Id: afb9efb955a9488896501ff73280431a

Copyright Text: South Dakota Department of Transportation

Spatial Reference: 103149  (6572)


Initial Extent: Full Extent: Units: esriFeet

Document Info: Enable Z Defaults: false

Supports ApplyEdits With Global Ids: false

Support True Curves : true

Only Allow TrueCurve Updates By TrueCurveClients : true

Supports Return Service Edits Option : false

Supports Dynamic Layers: false

Child Resources:   Info   Query Data Elements   Relationships

Supported Operations:   Query   Query Contingent Values   QueryDomains   Extract Changes