British Standards Document
BS 5911-114
Precast concrete pipes, fittings and ancillary products. Specification for porous pipes
https://doi.org/10.3403/00282878U
BS 5911-114 is maintained by B/505. The current release of this standard is:
BS 5911-114:1992 Precast concrete pipes, fittings and ancillary products. Specification for porous pipes
https://doi.org/10.3403/00282878 (published 15/11/1992)
This standard is available from the following sources:
Other historical versions of this standard document also exist: