Layer Estimates:

Layer: RoadCenterline (ID:0)
Count: 6522
Extent:

XMin: -13858792.7293221
YMin: 5281954.43591108
XMax: -13768496.1988653
YMax: 5407656.5683916
Spatial Reference: 102100 (3857)

Layer: CountyBoundaries (ID:1)
Count: 1
Extent:

XMin: -13870111.253994
YMin: 5259261.91623978
XMax: -13767351.0028889
YMax: 5408143.28782567
Spatial Reference: 102100 (3857)