Layer Estimates:

Layer: Existing substations (ID:1)
Count: 7
Extent:

XMin: 534255.172933079
YMin: 186245.908958612
XMax: 546963.421579972
YMax: 228361.737910129
Spatial Reference: 27700 (27700)

Layer: Red Line Boundary (ID:89)
Count: 1
Extent:

XMin: 535130.8295
YMin: 190776.499199999
XMax: 538176.2387
YMax: 203986.458799999
Spatial Reference: 27700 (27700)

Layer: Works Areas (ID:82)
Count: 126
Extent:

XMin: 534940.6717
YMin: 186286.370200001
XMax: 546573.7903
YMax: 227792.24
Spatial Reference: 27700 (27700)

Layer: Existing substations (ID:2)
Count: 15
Extent:

XMin: 535155.5
YMin: 186239.27
XMax: 545841.1
YMax: 228613.5
Spatial Reference: 27700 (27700)

Layer: Existing pylons (ID:3)
Count: 189
Extent:

XMin: 534954.7174
YMin: 186324.080700001
XMax: 546536.8478
YMax: 228542.1513
Spatial Reference: 27700 (27700)

Layer: Overhead line (ID:4)
Count: 9
Extent:

XMin: 534962.6562
YMin: 186336.2575
XMax: 546526.4839
YMax: 228529.999399999
Spatial Reference: 27700 (27700)