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NTAD/National_Bridge_Inventory (MapServer)

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Service Description: The National Bridge Inventory (NBI) is a collection of information (database) describing the more than 615,000 of the Nation's bridges located on public roads as of December 31, 2020, including Interstate Highways, U.S. highways, State and county roads, as well as publicly-accessible bridges on Federal and Tribal lands. The inventory data present a complete picture of the location, description, classification, and general condition data for each bridge. The element data present a breakdown of the condition of each structural and bridge management element for each bridge on the National Highway System (NHS).

Map Name: Layers


All Layers and Tables

Dynamic Legend

Dynamic All Layers

Layers: Tables: Description:

Service Item Id: 5405154e63984834a74dcd3f552c2ccf

Copyright Text: Credit the Assistant Secretary for Research and Technology/Bureau of Transportation Statistics (BTS) National Transportation Atlas Database (NTAD). Federal Highway Administration (FHWA).

Spatial Reference: 102100  (3857)

Single Fused Map Cache: false

Initial Extent: Full Extent: Units: esriMeters


Document Info: Supports Dynamic Layers: true

Resampling: false

MaxRecordCount: 1000

MaxImageHeight: 4096

MaxImageWidth: 4096

Supported Query Formats: JSON, geoJSON

Supports Query Data Elements:

Min Scale: 0

Max Scale: 0

Supports Datum Transformation: true

Child Resources:   Info   Dynamic Layer

Supported Operations:   Export Map   Identify   QueryDomains   QueryLegends   Find   Return Updates   Generate KML