Lee Nowell snipped-for-privacy@nowell.me wrote in news: snipped-for-privacy@googlegroups.com:
In contrast to other cut & replace approaches I would assess the damage to the cable after first excavating it by whatever means. If the damage is purely to the insulation (a minor nick in the copper is all that could be accepted) I would strip back the outer sheath and re-insulate the conductors (& earth for security) then reinstate the outer insulation wrapping adding an overall wrap. I'd use self amalgamating tape for all of these steps as it creates a moisture resistant (near waterproof) and complete seal. eg: