A proper grain storage structure will meet the following requirements:
The grains produced should be thoroughly cleaned and graded.
The structure should be able to take the load of seeds stored and should not allow any exchange with the outside humid air.
Seed storage structure should be cleaned and disinfected.
Storage structure should be durable for long term storage.
For the purpose of a safe storage period of 6 to 12 months, dried to the safe storage moisture level for (i) Cereals are 10-12 % (ii) Oilseeds are 7-9 % (on wet basis).
Storage structure should provide for keeping grains safe from floor moisture, rain, rats, birds, moulds, rodents, ants, insects, and so on.
Storage structure needs to be economical and suitable for a selected situation.
Storage construction needs to be constructed in such a way that it may present the necessary facility for inspection and infection, loading and unloading, cleaning and reconditioning.
The storage structure should be constructed in such a way that it can protect grain from excessive moisture content or humidity and temperature.