BS EN 74-3:2007 PDF

BS EN 74-3:2007 Couplers, spigot pins and baseplates for use in falsework and scaffolds. Plain base plates and spigot pins. Requirements and test procedures EN 74-3 specifies for plain and profiled base plates and loose spigots to be used with 48,3 mm diameter tubes   scaffolds and falsework: Materials Deign requirements Test procedure Assessment. A base plate with a means of limited vertical adjustment, called a “base jack”, is dealt with in BS EN 12811-1. In the text of this standard, the term “loose spigot” is used instead of the “spigot pin” in the title. Contents of BS EN 74-3 : Foreword Introduction 1 Scope 2 Normative references 3 Terms and definitions 4 Symbols 5 Requirements for structural properties 6 Reference tube 7 General requirements 7.1 Materials 7.2 Design 7.3 Production 8 Test method and evaluation of results for a base plate 8.1 General 8.2 Purpose of test 8.3 Arrangement of test 8.4 Test method 8.5 Data to be recorded 8.6 Evaluation of test results 9 Designation 10 Marking 11 Test report and test certification