Layer Estimates:

Layer: Tunnel Bridge HIFLD (ID:0)
Count: 99392
Extent:

XMin: -166.548751943
YMin: 15.3922581250001
XMax: -52.6776755399999
YMax: 70.344548724
Spatial Reference: 4269 (4269)

Layer: Railroads FRA (ID:1)
Count: 302993
Extent:

XMin: -156.689757291
YMin: 14.672256313
XMax: -59.9272340159999
YMax: 64.9261428990001
Spatial Reference: 4269 (4269)

Layer: Ferry Marine Highway GTAC (ID:2)
Count: 1411
Extent:

XMin: -166.517291931043
YMin: 16.1143879351247
XMax: -52.8570254768799
YMax: 67.4562359102629
Spatial Reference: 4269 (4269)

Layer: Byway HIFLD (ID:3)
Count: 200005
Extent:

XMin: -150.244385968
YMin: 27.1148750300001
XMax: -67.841930288
YMax: 64.860198256
Spatial Reference: 4269 (4269)