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Layer: Master Plan of Highways (ID: 342)

Default Visibility:   False

Configured Visibility:   False

Minimum Scale:   120000

Maximum Scale:   0

Extent:   -13241851.4158953, 3989079.04900652, -13096814.5502873, 4139522.32346642

Display Name:   Master Plan of Highways

Description:   The Master Plan of Highways was originally developed by the County of Los Angeles Department of Public Works (DPW); it designates roadways in Los Angeles County by their planned capacity. Categories include major highway, secondary highway, limited secondary highway, parkway, and expresswayUPDATE HISTORY:12/27/12 - for latest updates reflected in the Santa Clarita Valley Area Plan--went into effect on this day.6/17/15 - for latest updated reflected in the Antelope Valley Area Plan, adopted by the Board of Supervisors on 6/16/15.11/5/15 - for latest updates reflected in the General Plan 2035, adopted by the Board of Supervisors on 10/6/15 - effective on this day.1/10/17 - for removal of Limited Secondary Highway near Castaic along Sloan Canyon. Adopted by BOS on 12/20/16 (link to BOS resolution is here).5/30/19 - for the adoption of the Centennial Specific Plan (which became effective on this day). A link to the BOS resolution is here.4/9/25 - for the adoption of the South Bay Area Plan, removal of Del Amo Blvd between Normandie Ave and Vermont Ave.12/11/25 - Due to a court order, Los Angeles County has vacated all approvals for the Centennial Specific Plan and suspended all project activities until CEQA deficiencies are corrected. Therefore, this GIS layer reflects the data as it was adopted by the Antelope Valley Area Plan in 2015 (Centennial was adopted in 2019).

Feature Type:   Line

Type:   FeatureLayer

Display Field:   N/A

Primary Key Field:   OBJECTID

Show Map Tips:   False

Searchable:   False

Identifiable:   True

Queryable:   False

Can Copy Feature:   False

Snappable:   True

Snapping Enabled:   False

Has Attachments:   False

Feature Label:   {LayerName}: {NAMEA_ALF} & {HCODE_NAME}

Feature Description:   N/A

Feature Long Description:   N/A

Feature Zoom Factor:   N/A

Feature Zoom Scale:   N/A

Feature Border Color:   N/A

Feature Border Width:   N/A

Feature Fill Color:   N/A

Icon:   N/A

Include in Layer List:   True

Include in Legend:   True

Can Toggle Labels:   False

Allow Symbolization:   True

Draw Index:   18

Legend URL:   N/A

Style Name:   N/A

Data Provider:   Default

Time Zone ID:   Etc/UTC

Fields:
  • OBJECTID (Type: Int32, Visible: False, Searchable: False, Can Symbolize Unique Value: True, Can Symbolize Class Breaks: True, Addressable: True)
  • TYPE (Type: Int16, Visible: False, Searchable: False, Can Symbolize Unique Value: True, Can Symbolize Class Breaks: True, Addressable: True)
  • NAMEA_ALF [Road Name] (Type: String, Visible: True, Searchable: False, Can Symbolize Unique Value: True, Can Symbolize Class Breaks: False, Addressable: True)
  • NUMBER [Route] (Type: String, Visible: False, Searchable: False, Can Symbolize Unique Value: True, Can Symbolize Class Breaks: True, Addressable: True)
  • HCODE_NAME [Road Type] (Type: String, Visible: True, Searchable: False, Can Symbolize Unique Value: True, Can Symbolize Class Breaks: False, Addressable: True)
  • NO_LANES (Type: Int16, Visible: False, Searchable: False, Can Symbolize Unique Value: True, Can Symbolize Class Breaks: True, Addressable: True)
  • Shape (Type: Object, Visible: False, Searchable: False, Can Symbolize Unique Value: True, Can Symbolize Class Breaks: True, Addressable: True)

Layer Hyperlinks:
  • Metadata (https://rpgis.isd.lacounty.gov/Help/gisnet/meta_glossary.htm#mph)

Show Feature Hyperlinks:   Show

Feature Hyperlinks:
N/A

    Is Dynamic:   False

    Dynamic Definition: 
    N/A

    Styles:
    N/A

    Queries:

      Theme Settings:
      • Turn on the default layers (0, visibility: False)
      • Clear all map layers (4, visibility: False)
      • See subdivision activity - PM & TR (1, visibility: True)
      • Turn on the parcels only (2, visibility: False)

      Relationships:
      N/A





      Supported Interfaces:  REST