The Structural use of Precast Concrete and the british Standard Code of Practice CP 116 (1965). Disc

This paper describes the design of two high point office blocks in which the floors are suspended from steelwork cantilever systems supported on the central concrete cores. Particular reference is made to the structural steelwork, of which the major part is fabricated from high yield stress steel to BS 968, and the measures taken to control the quality of the material. G.M.J. Williams and P.A. Rutter

British Code CP114 does not give sufficient guidance on shear design of reinforced concrete beams. Some of the requirements appear illogical. Conformance with the Code does not guarantee a satisfactory design or an adequate factor of safety against shear failure. Professor R.H. Evans and F.K. Kong

This month's letters cover legislation for design checks, embodied carbon of modular construction approaches, and assessment of masonry buildings for earthquake resilience in New Zealand.