Monthly archives: June 2018


Issuance of two news Reference Procedures

With the aim of setting standards and rules for the correct  applications of trenchless technologies, IATT has provided two new Reference Procedures, issued by UNI (National Italian Authority for Unification): PdR 37:2018  Trenchless renovation of rigid underground pipes delivering drinking water by lining with cement mortars. PdR 38:2018 Electronic marking […]