Layer Estimates:

Layer: Signals_RouteJoin (ID:0)
Count: 10089
Extent:

XMin: -76.80812
YMin: 36.7098800000001
XMax: -75.9754794899999
YMax: 37.40144
Spatial Reference: 4326 (4326)
Vertical Spatial Reference: 5773 (5773)