This document is one of a series of documents applicable to flexible sheets for waterproofing of concrete bridge decks and other concrete surfaces trafficable by vehicles. This document specifies: - the composition, the characteristics and the preparation procedure of the base specimen concrete slabs; - the composition, the characteristics and the preparation procedure of different bituminous mixtures for the asphalt layer; - the rules for the preparation of specimens. This document outlines the specimen preparation for tests on the waterproofing systems which are referred to in the different test standards.