Chicago Curb Data to CDS 1.1
Residential Permit Parking · All 50 Wards · Cornell Tech NYC CDS Project
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Zones
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Wards
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km
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Zone #s
Pipeline
1
Permit Zones CSV
(Chicago Data Portal
u9xt-hiju
, 9,876 active rows) →
PermitZoneRecord
↓
2
Street Centerlines GeoJSON
(
6imu-meau
, 55,903 segments) → address-range geocoding →
CenterlineResult
in EPSG:26971
↓
3
§ 9-64-205 polygons
→ point-in-polygon → rate tier (Loop / CBD / Neighborhoods). Zone column in Schedule 10 is never used.
↓
4
Emit CDS 1.1
CurbZone
+
Policy
·
curb_zone_id
· LineString EPSG:4326
Map layers
Permit zones (color = zone number)
§ 9-64-205 rate tier boundaries
Loading 8,318 curb zones…
📍
Click a curb zone on the map to inspect its CDS 1.1 output
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Zone ID
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Length
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Rate tier
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Activity
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Time spans
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Source ID
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Show CDS 1.1 JSON ▾