British Standards Document
BS 7121-3
Code of practice for safe use of cranes. Mobile cranes

https://doi.org/10.3403/30336850U

BS 7121-3 is maintained by MHE/3/11. The current release of this standard is:

BS 7121-3:2017+A1:2019 Code of practice for safe use of cranes. Mobile cranes

https://doi.org/10.3403/30336850 (published 30/06/2017)

This standard is available from the following sources:

Other historical versions of this standard document also exist:

BS 7121-3:2017 [current until 30/07/2019]
BS 7121-3:2000 [current until 30/06/2017]