Layer Estimates:

Layer: RR_ROAD_LINE_10K (ID:0)
Count: 313378
Extent:

XMin: -7396591.5007
YMin: 5371996.6473
XMax: -6535132.422
YMax: 5978581.7614
Spatial Reference: 102100 (3857)
Vertical Spatial Reference: 5713 (5713)