NF P98-846-2*NF EN 13286-2:2010 Unbound and hydraulically bound mixtures - Part 2 : test methods for laboratory reference density and water content - Proctor compaction.
2014NF P94-093:2014 Sols : reconnaissance et essais - Détermination des références de compactage d'un matériau - Essai Proctor Normal - Essai Proctor modifié
0000 NF P98-846-2:2010
2005NF P98-846-2:2005 Unbound and hydraulically bound mixtures - Part 2 : test methods for the determination of the laboratory reference density and water content - Proctor compaction.
1999NF P94-093:1999 Soils : investigation and testing. Determination of the compaction characteristics of a soil. Standard Proctor test. Modified Proctor test.
1997NF P94-093:1997 SOILS : INVESTIGATION AND TESTING. DETERMINATION OF THE COMPACTION CHARACTERISTICS OF A SOIL. STANDARD PROCTOR TEST. MODIFIED PROCTOR TEST.