Proprietary trench support systems.
Contributors: Construction Industry Research and Information Association.
Edition: 3rd ed. fully revised.
Series: Technical note / Construction Industry Research and Information Association -- 95; Technical note (Construction Industry Researchand Information Association) -- 95.
Publisher: C.I.R.I.A.
Published: 1986
Place of publication: London
Language: eng
Notes: Previous ed. 1982.