First coat of bituminous painting shall be with stone ballast no.3 and stone grit of 20 mm gauge at 220 kg of asphalt and 1.35 cu m of stone grit per 100 sq. m.

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The first coat of bituminous painting typically does not specify the use of stone ballast no.3 and stone grit of 20 mm gauge with exact quantities of asphalt and stone grit per 100 sq. m. The specifications can vary based on the project requirements, and the detailed composition and materials for the first coat are determined by the engineering standards and practices relevant to the specific type of construction and location.

First Coat of Bituminous Painting Shall Be with Stone Ballast