(a) The standard unit of measure of capacity for a solid is the half bushel.
(b) The peck, half-peck, quarter-peck, quart, and pint measures for solid commodities are derived from the half bushel by successively dividing that measure by two.

(c) The bushel contains 2,150-42/100 cubic inches. The half bushel contains 1,075-20/100 cubic inches. The gallon contains 231 cubic inches.
(d) In measuring dry commodities, the measure may not be heaped but shall be stricken with a straight stick or roller.