No. T/GP/240/250, dated 3-6-1974.It. has been noticed that many irrigation structures viz. Bunds & Canals, Bridges, Aquesducts, escapes, canal regulators, regulation gates, etc. stand in need of repairs. The officers who are presently incharge of such structures are generally not fully aware of the exact extent of the damage and the exact factors which contributed to these damages. Scientific investigations at the stage are some times necessary in order to evaluate the extent of damage and to decide the remedials as well as oreventive measures required in future. Much of the labour required to do such investigations could have been saved and corrective as well as remedial measures could have been saved and corrective as well as remedial measures could have been taken much earlier had a proper history of behaviour of each structure been maintained. It has been noticed that the predecessors of the present officers incharge of these structures have not left any notes mentioning as to how the structures got damaged and what repair work is required and what had already been done by the predecessors towards investigations and evaluating the remedial measures thereof. In order to ensure efficient maintenance of irrigation works, the following instructions are laid down for guidance and compliance of all concerned:
