Simple past tense and past participle of relay.(verb)
Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "relaid" in a sentence
"He has also underlined his belief that the foundations of England's team need to be relaid, and that a new generation of young players should be trusted."
"After inspecting the San Siro pitch, with its strips of recently relaid turf down both flanks, Wenger criticised the surface on the eve of the match."
"The condition of the relaid San Siro turf was widely condemned, although Wenger did not seek to use it as an excuse."