MBTA LINES AND STOPS
Status: Completed in December 1996

SOURCE/CONVERSION METHODOLOGY

This data layer is developed by Brookline GIS, based upon MBTA lines from the Central Transportation Planning Staff (CTPS), 1:5000 scale black & white digital orthophotos from MassGIS, and field checking of all T-stops.

COVERAGE NAMES

MBTALINE

TSTOPS

FEATURE TYPES

ARCS

POINTS

ANNOTATIONS

ATTRIBUTES

Arc Attribute Table (MBTALINE.AAT):

Arc: items mbtaline.aat

COLUMN ITEM NAME WIDTH OUTPUT TYPE N.DEC ALTERNATE NAME INDEXED?
1 FNODE# 4 5 B - -  
5 TNODE# 4 5 B - -  
9 LPOLY# 4 5 B - -  
13 RPOLY# 4 5 B - -  
17 LENGTH 4 12 F 3 -  
21 MBTALINE# 4 5 B - -  
25 MBTALINE-ID 4 5 B - -  
29 SOURCE 5 5 C - -  
34 LINE 6 6 C - -  

Arc: items tstops.pat

Sample record from the MBTALINE coverage arc attribute table:

Arc: list mbtaline.aat

2

FNODE# = 3
TNODE# = 4
LPOLY# = -1
RPOLY# = -1
LENGTH = 2153.402
MBTALINE# = 2
MBTALINE-ID = 454
SOURCE = DLG
LINE = BLUE

Sample record from the TSTOPS point attribute table:

2

AREA = 0.00000
PERIMETER = 0.00000
TSTOPS# = 2
TSTOPS-ID = 2
BOUND = I
NAME =

COORDINATE SYSTEM

Massachusetts State Plane North America Datum (NAD) 83 Feet