findRoads
returns a SpatialLinesDataFrame
of TIGER road networks cropped to an Area of Interest.
This dataset is accessed through the US Census geo portal and contains the following attributes:
'LINEARID' : character
Linear feature identifier
'FULLNAME' : character
Feature Name
'RTTYP': character
Route Type Code
'MTFCC' : character
Road Classification
S1100 Primary Roads
R1011 Railroad Feature (Main, Spur, or Yard)
R1051 Carline, Streetcar Track, Monorail, Other Mass Transit Rail)
R1052 Cog Rail Line, Incline Rail Line, Tram
S1100 Primary Road
S1200 Secondary Road
findRoads(AOI = FALSE)
AOI | A Spatial* or simple features geometry, can be piped from getAOI |
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a list() of minimum length 2: AOI and tiger
# NOT RUN { AOI = getAOI(clip = list("UCSB", 10, 10)) %>% findRoads() # }