ABSTRACT

The width of concrete strip foundations must be not less than indicated in the table given. Approved Document A, Table E1, The Building Regulations 1985.

Type of

Subsoil

Condition of

Subsoil

Field test applicable

Minimum width in millimetres for total load in kilonewtons per lineal metre of loadbearing walling of

not more than. 20kN/m 30kN/m 40kN/m 50kN/m 60kNOm 70kN/ml

WIDE STRIP FOUNDATIONS

Where the bearing capacity of the ground is such that extra spread of the load is required, wide strip foundations may be used. Suitable transverse and longitudinal reinforcement should be provided to withstand the tensions induced, and an example is shown in Fig 1.