Content with BS 7419

27 April 2016
Dimensions from most preferred sizes Dimensions (d) M16 M20 M24 M30 M36 b 116-122 120-127.5 124-133 130-140.5 136-148 ds 15.3-16.7 19.16-20.84 23.16-24.84 29.16-30.84 35-37 k (nom) 10 12.5 15 17.7 22.5 k 9.25-10.75 11.6-13.4 14.1-15.9 17.65-19.75 21.45-23.55 s 23.16-24 29.16-30 35-36 45-46 53.8-55 f (nom) 8 10 12 15 18 f 7.
Read more about BS 7419 Holding down bolts - Basic dimensions

18 December 2015
Currently, Holding Down Bolts doesn’t fall into Construction Product Regulation (CPR) standards and they cannot be CE (UKCA) Marked. Holding Down Bolts are manufactured in accordance with BS 7419 (British Standard). This standard is not a harmonised standard like EN/ISO, that will allow them to be CE (UKCA) marked . More about this you can read in BCSA memorandum No 17-14 . In the new edition of EN 15048:2016 (after standard will become harmonised), holding down bolts can be considered for CE (UKCA) marking after initial testing and suitability test in accordance 5.
Read more about Can holding down bolts (foundation bolts) be CE (UKCA) marked?