10.20 Aug 17, 2026
ISO
ISO/TC 71/SC 1
International Standard
This document specifies the methods for determination of the rebound of sprayed concrete (mortar), in lab
standard conditions, and on the actual structure site.
This document does not purport to address all of the safety concerns, if any, associated with its use. It is the
responsibility of the user of this document to establish appropriate safety and health practices and determine the
applicability of regulatory limitations prior to use.
PROJECT
ISO/NP 23945-5
10.20
New project ballot initiated
Aug 17, 2026