The main reasons for
excessive materials wastage during usage can be attributed to one or more of
the following:
1. Excess quantity estimation.
2. Shortage in delivery.
3. Theft and pilferage.
4. Breakages and damages during handling.
5. Lack of pre-work preparation and coordination.
6. Inferior quality of materials.
7. Improper accounting and poor storekeeping.
8. Negligent and careless attitude of the
supervisor.
9. Unforeseen circumstances like accidents, fire,
etc.
10.High rate of
deterioration due to long storage at the place of work.
11.Over-issues from the
central stores and failures to return unused surplus materials.
Some of the preventive
measures to minimize wastage include the use of proper handling and
transportation of equipment, minimizing unnecessary shifting, setting up of
proper and secure storage areas, correct accounting of materials, fire
precautions, improvements in the process of construction, and the education and
training of staff and workers to ensure productivity improvement.