Abstract
Tyres constitute an important component of vehicle operating costs and as such tyre management is an important function of road transport management. The paper gives an account of the functions of the tyres, their sizes and inflation pressures and discusses the factors which affect tyre performance. The various points that need attention in tyre maintenance are discussed, after listing the common tyre troubles and their remedies. The practice of retreading of tyres is dealt with and the new developments in tyre industry are briefly mentioned. (Author/publisher).