Its pointless to have this kind off stuff in a mge server, they are mainly used for exploits that ruin the player experience. There is a sourcemod plugin that is able to do it.
GitHub - sapphonie/mge-nonsense-deleter: removes PDAs, engineer buildings and spy (sapper) buildings, spy's cloak "weapons", and spy's disguise kit
removes PDAs, engineer buildings and spy (sapper) buildings, spy's cloak "weapons", and spy's disguise kit - sapphonie/mge-nonsense-deleter
github.com