The Program GIS Location (PGL) page is used to record Geographic Information
System (GIS) details for a given Program. Multiple records may be established
for a single Program.
Several fields are self-explanatory with
the following exceptions:
Field Name
Description
State
ID
An identification of the State where
the project is taking place.
Version
Number
A field used to record the Physical
Reference (PR) number versions, which are used to make the
distinction between new route and no routes identified, which
are different non-GIS reasons.
Route
ID
A required element of GIS data from
the FHWA’s Highway Performance Monitoring database (HPMS)
that is also defined in accordance with each State’s Linear
Reference System (LRS).
Structure
Number
For Programs where GIS data is optional,
Structure Number is recorded. Examples of Structure Number
include a bridge number, tunnel number, etc.
Field
Information