Donate the graduation gown to a local thrift store or vintage clothing store located near a campus, where students shop for gently worn clothing and accessories.
It is the aggregate most of which is retained on 4.75 mm IS sieve and contains only so much finer material as is permitted by specification. According to source, coarse aggregate may be described as: 1  Uncrushed Gravel or Stone â it results from natural disintegration of rock. 2  Crushed Gravel or Stone â it results from crushing of gravel or hard stone. 3  Partially Crushed Gravel or Stone â it is a product of the blending of the above two aggregate.
After mixing, the material shall be transported to the job site and placed on the roadbed by means of an approved aggregate spreader. The aggregate base course shall be constructed in layers not less than 3 inches or more than 6 inches of compacted thickness. When vibrating with other approved types of special compacting equipment, the compacted depth of a single layer of the aggregate base course may be increased to 8 inches upon approval.