Materials, finish, method of construction (including notes on erecting techniques) for single tier bolted shelving not more than 3075 mm high prepared as open type or closed type and installed in the form of bays or runs.Cross References:BS 18:Part 2BS 1449:Part 1BS 1580:Parts 1 & 2BS 1639BS 1981BS 3382:Part 1BS 3382:Part 2BS 3643:Part 1BS 4183BS 4360BS 5252