Layer Estimates:

Layer: Safeguarded Landing Facilities Dependant on Silvertown Tunnel Proceeding (ID:0)
Count: 3
Extent:

XMin: 708949.1934
YMin: 5709654.4907
XMax: 709742.6603
YMax: 5710394.1453
Spatial Reference: 25830 (25830)

Layer: Safeguarded Landing Facilities (ID:1)
Count: 64
Extent:

XMin: 694944.3564
YMin: 5671516.5607
XMax: 807572.0116
YMax: 5773947.3128
Spatial Reference: 25830 (25830)