Surveying
Surveying is carried out using the most up to date calibrated surveying equipment.
Steelwork
Line - Level - Span surveys are carried out initially prior to installing new rails to ensure correct tolerances can be achieved within the steel work, enabling the new rails to be installed to BS466 appendix F.
Ground tracks
Line ~ Level ~ Span survey are carried out initially prior to installing new ground rails ~ enabling the new rails to be installed to FEM9.831 or BS466 appendix F ~ as applicable
