Layer Estimates:

Layer: D3 Existing Crossings (ID:0)
Count: 4599
Extent:

XMin: -121.741244226
YMin: 38.537209692
XMax: -121.447332458
YMax: 38.6454788890001
Spatial Reference: 4326 (4326)

Layer: D3 Proposed Crossings (ID:1)
Count: 4437
Extent:

XMin: -121.578025005
YMin: 38.573187235
XMax: -121.355905189
YMax: 38.6610590840001
Spatial Reference: 4326 (4326)