Layer Estimates:

Layer: PCT_Centerline (ID:0)
Count: 170
Extent:

XMin: -123.2581728
YMin: 32.5897411
XMax: -116.4124535
YMax: 49.0641395000001
Spatial Reference: 4326 (4326)

Layer: Side_Trails_Alternates (ID:1)
Count: 122
Extent:

XMin: -123.163597
YMin: 32.740895
XMax: -116.4644244
YMax: 47.593712
Spatial Reference: 4326 (4326)

Layer: Page_Grid (ID:2)
Count: 389
Extent:

XMin: -123.282107
YMin: 32.587022
XMax: -116.390735
YMax: 49.065388
Spatial Reference: 4326 (4326)