For all sanitary-epidemic safety /certificates
the period of validity is
from 25 December 2004 till 31 December 2009.
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Chrysotile asbestos GOST 12871-93, TU 5721-010-0281476-2003,
TU 5721-009-0281476-2003, TU 5721-01-0281476-2000
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Chrysotile asbestos of special grade TU 5721-028-00284351-2002,
TU 5721-012-0281476-2004,
TU 5721-042-00284351-2002,
TU 21-22-23-81, TU 21-22-9-85,
TU 21-0284351-29-92, TU 21-22-20-95
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Natural stone for crushed stone making
TU 21-22-16-99 TU 5711-008-0281476-2003
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Crushed stone from solid rocks for rail tracks ballasting
of fraction 25-60 mm. GOST 7392-2002
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Crushed stone from solid rocks for construction works
of fractions 5-20 mm, 20-40 mm, 40-80 mm, 10-20 mm, 5-10 mm, 3-10 mm.
GOST 8267-93, TU 95.6112-76
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Black crushed stone
( for road construction works )
SNiP 3.06.03-85
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Crushed stone and sand mixtures
GOST 25607-94, TU 32 CP-782-92, TU 5711-001-0281476-98
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Sand for construction works
GOST 8736-93
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Coarse-grain grit
for soft roofing
TU 21-22-15-99 TU 95.6112-76
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Cold-lay asphalt concrete mixtures
for roads
GOST 9128-97
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