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Layer: Bridges Resilience Results (ID: 24)

Name: Bridges Resilience Results

Display Field: Route_Name

Type: Feature Layer

Geometry Type: esriGeometryPoint

Description: A total of 848 bridges were analyzed for their vulnerability to inland flood, coastal flood, and geohazards. This data set is limited to NBI bridges on North Carolina primary roads, Only bridges exposed to at least one natural hazard are included. NBI bridge data was joined to the NCDOT structures data. The combined bridge data was intersected with flood data from NCDOT's resilience applications (https://www.ncdot-raft.info/applications.php), i.e., the Roadway Inundation Tool (RIT) 2.0 for inland flooding, and the Coastal Roadway Inundation Simulator (CRIS) for coastal flooding. In addition, each bridge was intersected with layer representing NCDOT's Geotechnical Asset Management (GAM) database. The sensitivity assessment for bridges was derived from the condition state for structures from Natural Bridge Inventory (NBI) items. For bridges with known foundation where NBI Item 113 Scour Critical is not equal to “U”, a matrix intersecting NBI Item 113 with NBI Item 60 Substructure Condition produced the sensitivity score. The final prioritization score is the sum of exposure scores for flooding and geohazards, criticality, sensitivity, whether the bridge overlaps a State Transportation Improvement Plan (STIP) project. For a complete discussion of the resilience analysis and scoring process, see Appendix C of the NCDOT 2023 RIP.

Copyright Text: Source data is (1) NCDOT structures spatial data at https://www.nconemap.gov/maps/7367c33b80f346178ea5e158ec4d5b68/explore and (2) Federal Highway Administration, National Bridge Inventory at https://www.fhwa.dot.gov/bridge/nbi.cfm

Default Visibility: false

MaxRecordCount: 2000

Supported Query Formats: JSON, geoJSON, PBF

Min Scale: 0

Max Scale: 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: Advanced Query Capabilities:
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Type ID Field: null

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

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