SUBSTITUTION OF MACHINE BY MANUAL LABOUR IN CONSTRUCTION OF IRRIGATION CHANNELS

Abstract

Construction of Irrigation channels can be done either by manual labour, by mechanized method or by a combination of both, The use of men and machines in construction of irri-gation works has limitations in applicability, production rates and economics. Especially in the developing countries where unemployment is a problem maximum utilisation of manual labour is desirable for socio-economic reasons. Use of appropriate construction method should, therefore, be considered at all stages of the construction process from planning through implementation...