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Layer: Master Street Map Arterials (ID: 1)

Name: Master Street Map Arterials

Display Field: StreetName

Type: Feature Layer

Geometry Type: esriGeometryPolyline

Description: This line feature layer represents the arterial roadway segments extracted from the Master Street Map (MSM) maintained and managed by the Ada County Highway District (ACHD) in Ada County, Idaho. Each feature corresponds to an arterial street segment and include attributes such as street name, street type, exist lane, parking, typology, ROW project and street code. Arterial roadways serve as the primary corridors for moving higher volumes of traffic across the county, connecting major destinations, activity centers, and collector routes. The dataset is intended to support transportation planning, corridor studies, traffic operations, capital improvement programming, and long-range infrastructure planning across the ACHD road network. Data was compiled and is maintained by the Ada County Highway District.

Service Item Id: d8e274e411ed48c8b3d05d669a0f9b08

Copyright Text: Created by Ada County Highway District, 2026. Master Street Maps Arterials data sourced from the highway district.

Default Visibility: true

Max Result Window: N/A

Max Record Count: 2000

Standard Max Record Count No Geometry: 32000

Max Record Count Factor: 1

Standard MaxRecord Count: 8000

Tile Max Record Count: 4000

MaxSelectionCount: 2000

Supported Query Formats: JSON, geoJSON, PBF

Min Scale: 0.0

Max Scale: 0.0

Supports Advanced Queries: true

Supports Statistics: true

Has Labels: false

Can Modify Layer: true

Can Scale Symbols: false

Use Standardized Queries: true

Supports Datum Transformation: true

Extent:
Drawing Info: Feature Draw Order: Advanced Query Capabilities:
HasZ: false

HasM: false

Has Attachments: false

Has Last Edit Time: false

HTML Popup Type: esriServerHTMLPopupTypeAsHTMLText

Type ID Field: N/A

Fields:
Supported Operations:   Query   Query Attachments   Query Analytic   Generate Renderer   Return Updates

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