Layer Estimates:

Layer: Interstate Highways (ID:8)
Count: 39
Extent:

XMin: 208094.749997161
YMin: 308768.639905825
XMax: 643545.869906828
YMax: 830526.640022904
Spatial Reference: 102711 (3424)

Layer: US Highways (ID:0)
Count: 130
Extent:

XMin: 212751.01988408
YMin: 48695.4500794858
XMax: 654532.031989578
YMax: 901177.089929074
Spatial Reference: 102711 (3424)

Layer: State Highways (ID:9)
Count: 346
Extent:

XMin: 204621.270067494
YMin: 36593.8499389067
XMax: 640576.429979578
YMax: 917834.610091656
Spatial Reference: 102711 (3424)

Layer: Highway Authority Route (ID:10)
Count: 18
Extent:

XMin: 211614.579899747
YMin: 46418.840131402
XMax: 654514.409977578
YMax: 813665.079914071
Spatial Reference: 102711 (3424)

Layer: County 500 Series Route (ID:11)
Count: 355
Extent:

XMin: 209788.13014058
YMin: 127405.520021237
XMax: 651513.644981746
YMax: 918742.819889404
Spatial Reference: 102711 (3424)

Layer: County 600 Series Route (ID:12)
Count: 2350
Extent:

XMin: 196470.430069994
YMin: 35505.7113671526
XMax: 651270.710100163
YMax: 915643.839866906
Spatial Reference: 102711 (3424)

Layer: Local Roads (ID:14)
Count: 94786
Extent:

XMin: 196402.389851753
YMin: 35517.2599005029
XMax: 653657.099356253
YMax: 915024.410003416
Spatial Reference: 102711 (3424)

Layer: Ramps (ID:24)
Count: 7618
Extent:

XMin: 205807.280162666
YMin: 41450.220147416
XMax: 654484.090156335
YMax: 881455.489936672
Spatial Reference: 102711 (3424)