limecrete

I've read many threads (some true, some not) about cement corroding copper, MDPE, cables sleeving etc. Could anyone tell me if lime plaster reacts with anything or if it's safe to bury things directly? Trying to work out what can be put in the walls unprotected and what will need conduit etc...

I'm the proud new owner of a Grade II Listed building with a mountain of damp issues. We have a very lengthy remediation plan including exterior masonry paint removal, french drains, re-plastering with lime plaster etc etc. We have a concrete slab in the kitchen which needs replacing because...