Layer Estimates:

Layer: MassDOTHighwayDistricts (ID:1)
Count: 6
Extent:

XMin: -8185691.70003106
YMin: 5046500.43605996
XMax: -7781075.43322933
YMax: 5294988.54448011
Spatial Reference: 102100 (3857)

Layer: Minor Collectors (ID:2)
Count: 595789
Extent:

XMin: -8185266.53468039
YMin: 5046601.02267415
XMax: -7781379.814132
YMax: 5294988.40590915
Spatial Reference: 102100 (3857)

Layer: Major Collectors (ID:3)
Count: 595789
Extent:

XMin: -8185266.53468039
YMin: 5046601.02267415
XMax: -7781379.814132
YMax: 5294988.40590915
Spatial Reference: 102100 (3857)

Layer: Minor Arterials (ID:4)
Count: 595789
Extent:

XMin: -8185266.53468039
YMin: 5046601.02267415
XMax: -7781379.814132
YMax: 5294988.40590915
Spatial Reference: 102100 (3857)

Layer: Principal Arterials -- Not Freeways (ID:5)
Count: 595789
Extent:

XMin: -8185266.53468039
YMin: 5046601.02267415
XMax: -7781379.814132
YMax: 5294988.40590915
Spatial Reference: 102100 (3857)

Layer: Principal Arterials -- Other Freeways and Expressways (ID:6)
Count: 595789
Extent:

XMin: -8185266.53468039
YMin: 5046601.02267415
XMax: -7781379.814132
YMax: 5294988.40590915
Spatial Reference: 102100 (3857)

Layer: Interstate Roadways (ID:7)
Count: 595789
Extent:

XMin: -8185266.53468039
YMin: 5046601.02267415
XMax: -7781379.814132
YMax: 5294988.40590915
Spatial Reference: 102100 (3857)

Layer: NHS Roadways (ID:8)
Count: 595789
Extent:

XMin: -8185266.53468039
YMin: 5046601.02267415
XMax: -7781379.814132
YMax: 5294988.40590915
Spatial Reference: 102100 (3857)

Layer: UrbanBoundary2020 (ID:9)
Count: 23
Extent:

XMin: -8172777.21719233
YMin: 5046818.75732756
XMax: -7782260.13707085
YMax: 5294988.48333465
Spatial Reference: 102100 (3857)