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State
Roadway Administrative Classification
State of Maryland —
Roadway Administrative Classification (State Classifications) data consists of linear geometric features which specifically show State highways included in the State... -
State
Roadway Administrative Classification
State of Maryland —
Roadway Administrative Classification (State Classifications) data consists of linear geometric features which specifically show State highways included in the State... -
State
Never Adoptable
State of Iowa —
This layer represents the sections of highway which are never available for adoption within the Adopt-A-Highway program. This symbolization was developed for... -
State
Elk Home Range - American - 2005-2008, 2015-2017 [ds3111]
State of California —
The project lead for the collection of this data was Bob Stafford. Elk (9 adult females, 5 adult males) from the American herd were captured and equipped with Lotek... -
State
Elk Home Range - Cedar Canyon - 2005-2006, 2015-2017 [ds3113]
State of California —
The project lead for the collection of this data was Bob Stafford. Elk (7 adult females, 3 adult males) from the Cedar Canyon herd were captured and equipped with... -
State
Protected Areas Exclusion (Solar)
State of California —
The geospatial data reflected in the protected area layer mostly pertain to natural and wilderness areas where development of utility-scale renewable energy is... -
State
2021 Named Freeways, Highways, Structures and Other Appurtenances in California
State of California —
Named Freeways, Highways, Structures and Other Appurtenances in California Publication Named Freeways, Highways, Structures and Other Appurtenances in California are... -
State
ODOT Highway Contracts - Multi-Year Report
State of Oregon —
This is a multi-year report of Oregon Department of Transportation (ODOT) highway construction contracts. This information is not available in the ORPIN (Oregon... -
State
Protected Areas Exclusion (Geothermal)
State of California —
The datasets that are included in the composite layer making up the protected area layer are given below: DatasetExample DesignationsCitation or hyperlinkPAD-US (CBI... -
State
Roadway Mile Markers
State of Maryland —
Point features which represent the locations of mile marker signs along public roadways in the State of Maryland. Roadway Mile Markers data is developed as part of... -
State
MD iMAP: Maryland Annual Average Daily Traffic - Annual Average Daily Traffic (SHA Statewide AADT Lines)
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. Traffic monitoring data is a strategic resource for SHA and Maryland's... -
State
Photogrammetry-derived digital surface model and orthoimagery of areas near the Dalton Highway, Yukon River Crossing, Alaska
State of Alaska —
The State of Alaska Division of Geological & Geophysical Surveys (DGGS) produced a digital surface model (DSM) and an orthorectified aerial image (orthoimagery)... -
State
Latitude and Longitude Grid 2000 (line)
State of Arkansas —
Data available online through the Arkansas Spatial Data Infrastructure (ASDI) at http://gis.arkansas.gov. AHTD 7.5' Latitude and Longitude Lines for year end 2000... -
State
Photogrammetric data of the Haines Highway corridor: May 26, 2014
State of Alaska —
The State of Alaska Division of Geological & Geophysical Surveys (DGGS) produced an orthorectified aerial optical image mosaic (orthoimage) and digital surface... -
State
Field station locations and magnetic susceptibility data for the Chena-Pogo and Mount Harper projects, Big Delta and Circle quadrangles, Alaska, collected June-September 2023
State of Alaska —
Field station locations and magnetic susceptibility data for the Chena-Pogo and Mount Harper projects, Big Delta and Circle quadrangles, Alaska, collected June-... -
State
Points Off System 100 Feet
State of Arkansas —
The Off-System are routes on AHTD's Linear Referencing System (LRS) that for the most part are not part of the State Highway System but qualify for Federal Aid... -
State
Roadway Access Control
State of Maryland —
Roadway Access Control data consists of linear geometric features which showcase the types of control over vehicle access to public roadways in the State of Maryland.... -
State
Annual Average Daily Traffic - MDOT SHA Statewide AADT Lines
State of Maryland —
MDOT SHA Annual Average Daily Traffic (AADT) Lines data consists of linear geometric features which represent traffic count sections along public roadways in the... -
State
Roadway Federal Aid Eligibility
State of Maryland —
Roadway Federal Aid Eligibility data consists of linear geometric features which specifically show public roadways that are eligible for Federal funding in the State...