Layer Estimates:

Layer: CalTrans Streets (ID:0)
Count: 2259
Extent:

XMin: -13387045.4324617
YMin: 4271463.02976068
XMax: -13299676.7694134
YMax: 4368210.07060567
Spatial Reference: 102100 (3857)

Layer: StreetsUnderCountyJurisdiction (ID:1)
Count: 1622
Extent:

XMin: -13381230.1152
YMin: 4271606.975
XMax: -13299821.766
YMax: 4368127.9208
Spatial Reference: 102100 (3857)