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Service Description: <div style='text-align:Left;'><div><div><div style='font-size:12pt'><p><span>This point feature layer represents roundabout locations 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 individual roundabout and include attributes such as roundabout type, street names and RAB type. Roundabouts serve as alternative intersection control devices designed to improve traffic flow, reduce conflict points, and enhance safety compared to traditional signalized or stop-controlled intersections. The dataset is intended to support transportation planning, traffic operations, safety analysis, intersection management, capital improvement programming, and public-facing mapping applications across the ACHD road network. Data was compiled and is maintained by the Ada County Highway District.</span></p></div></div></div></div>
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Has Versioned Data: true
MaxRecordCount: 2000
Supported Query Formats: JSON
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Description: This point feature layer represents roundabout locations 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 individual roundabout and include attributes such as roundabout type, street names and RAB type. Roundabouts serve as alternative intersection control devices designed to improve traffic flow, reduce conflict points, and enhance safety compared to traditional signalized or stop-controlled intersections. The dataset is intended to support transportation planning, traffic operations, safety analysis, intersection management, capital improvement programming, and public-facing mapping applications across the ACHD road network. Data was compiled and is maintained by the Ada County Highway District.
Service Item Id: d65b29e961ed413a869ec75910ef9350
Copyright Text: Created by Ada County Highway District, 2026. Master Street Maps Roundabouts data sourced from the highway district.
Spatial Reference:
102459
(102459)
Initial Extent:
XMin: 2453282.62186361
YMin: 704912.5736525041
XMax: 2484768.0941180373
YMax: 725408.7982856618
Spatial Reference: 102459
(102459)
Full Extent:
XMin: 2423063.020189417
YMin: 653600.5710170015
XMax: 2526864.5415885844
YMax: 754663.7356881704
Spatial Reference: 102459
(102459)
Units: esriFeet
Document Info:
Title: Map
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Keywords: Roundabouts,master street map,MSM,intersections,traffic control,traffic operations,safety,roads,roadway network,transportation,infrastructure,functional classification,traffic,ADT,intersection management,Ada County Highway District,points,GIS,planning,capital improvement,mobility
AntialiasingMode: null
TextAntialiasingMode: null
Enable Z Defaults: true
Supports ApplyEdits With Global Ids: false
Support True Curves : true
Only Allow TrueCurve Updates By TrueCurveClients : true
Supports Return Service Edits Option : true
Supports Dynamic Layers: false
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