Street Centerlines

GIS File Name

TRANS_Centerlines

Description

This line layer contains centerlines of all paved and unpaved roads, ramps, and bridges in the City of Cambridge. Each centerline segment contains attributes including street name, street type, address ranges, and one-way designations.

Purpose

This layer was created for addressing, routing applications, base maps, and general mapping purposes, both for internal and external use.

Download Layer Data

Last Modified

04-17-2014

Attributes

Name Type Details Description
ID type: String
width: 40
precision: 0
Unique identifier for each street segment
ROADWAYS type: String
width: 1
precision: 0
Divided street designation

Values

Value Description
T Divided
F Not divided
STREET type: String
width: 40
precision: 0
Full street name with street type
STREET_NAME type: String
width: 30
precision: 0
Street name only
STREET_TYPE type: String
width: 10
precision: 0
Street type
STREET_ID type: Double
width: 8
precision: 38
Street ID number from master address database
ALIAS type: String
width: 50
precision: 0
Alternate street name
L_FROM type: Integer
width: 4
precision: 10
Left side address range 'from'
L_TO type: Integer
width: 4
precision: 10
Left side address range 'to'
R_FROM type: Integer
width: 4
precision: 10
Right side address range 'from'
R_TO type: Integer
width: 4
precision: 10
Right side address range 'to
FROMNODE type: Double
width: 8
precision: 38
New 'from node' number
TONODE type: Double
width: 8
precision: 38
New 'to node' number
DIRECTION type: String
width: 5
precision: 0
One-way designation

Values

Value Description
0 Two-way street segment
1 One-way street in same direction as street segment
-1 One-way street in opposite direction of street segment
RESTRICTION type: String
width: 1
precision: 0
Truck restriction designation
LABEL type: String
width: 50
precision: 0
Street name field for labels when mapping
MAJORROAD type: SmallInteger
width: 2
precision: 5
Major road designation
ZIP_LEFT type: String
width: 8
precision: 0
Left side zip code
ZIP_RIGHT type: String
width: 8
precision: 0
Right side zip code
POTENTIAL_L_FROM type: Integer
width: 4
precision: 10
Potential left side address range 'from'
POTENTIAL_L_TO type: Integer
width: 4
precision: 10
Potential left side address range 'to'
POTENTIAL_R_FROM type: Integer
width: 4
precision: 10
Potential right side address range 'from'
POTENTIAL_R_TO type: Integer
width: 4
precision: 10
Potential right side address range 'to'
POTENTAIL_RANGE_DONE type: SmallInteger
width: 2
precision: 5
Potential range researched and populated

Coordinate System

NAD 1983 StatePlane Massachusetts Mainland FIPS 2001 Feet