National foreword
Foreword
1 Scope
2 Normative references
3 Terms, definitions and symbols
4 General requirements
5 Geometrical characteristics
6 Mechanical characteristics
7 Leak-tightness of manholes and inspection chambers and
their joints
8 Minimum required marking
9 Ancillary products
10 Dangerous substances
11 Manufacturer's installation recommendations
12 Evaluation of conformity
Annex A (normative) - Determination of the longitudinal
compressive properties measured on prism shaped test
pieces
Annex B (normative) - Determination of the resistance of
installed steps to vertical or horizontal loading