The document specifies a method for determining the in plane shear strength of horizontal bed joints in masonry incorporating sheet damp proof course material using a specimen tested in double shear with load applied perpendicular to the bed joints.
DIN EN 1052-4:2000 history
2000DIN EN 1052-4:2000-09 Methods of test for masonry - Part 4: Determination of shear strength including damp proof course; German version EN 1052-4:2000
2000DIN EN 1052-4:2000 Methods of test for masonry - Part 4: Determination of shear strength including damp proof course; German version EN 1052-4:2000