THE ALL-ROUNDER FOR CATENARY SYSTEMS & CONDUCTOR RAILS SPL Powerlines UK Limited is leading independent OHLE provider with both a Principle Contractors Licence and a Plant Operators Licence. The business provides turnkey OHLE capabilities from design through installation and commissioning to final testing. The Company operates both with the main line heavy rail factor and the mass transit factor. SERVICE PROVIDED OHLE Design – High, Medium, Low Speed Systems Isolations and Planning OHLE Installation Testing and Commissioning of OHLE Systems OHLE Training Machine Hire