93: Gost 25607

The standard covers ready-made mixtures (crushed stone-sand, gravel-sand, and crushed stone-gravel-sand) intended for:

Technical requirements for crushed stone used in the "chocking" method for road bases. Key Technical Requirements gost 25607 93

GOST 25607 works in conjunction with other standards for testing procedures: which became effective on January 1

ГОСТ 25607-2009 Смеси щебеночно-гравийно-песчаные ... - mos.ru 1995. Status and Successors

is an interstate standard that specifies the technical requirements for crushed stone-gravel-sand mixtures used in the construction of road and airfield surfaces and bases. Although it was originally adopted in 1993, it is most commonly cited as GOST 25607-94 , which became effective on January 1, 1995. Status and Successors