Gravel

Construction fractions

Fraction	Use
0 – 2 mm	Concrete and screed mixes, joint filling, backfills and embankments.
0 – 4 mm	Concrete and screed mixes, joint filling, backfills and embankments, a levelling layer for hydraulically bound mixtures and bituminous mixtures.
0 – 8 mm	Concrete and screed mixes, joint filling, backfills and embankments, a levelling layer for hydraulically bound mixtures.
0 – 16 mm	Concrete and screed mixes, joint filling.
0 – 22 mm	Stabilisation of subgrades and terrain, lower base and stabilising layers.
0 – 32 mm	Upper base layers of roads and motorways, lower base and stabilising layers.
0 – 63 mm	Lower base and stabilising layers, railway embankments, foundations on difficult ground, reinforcement of roads and slopes, aggregate suitable for hydraulically bound mixtures.
0 – 90 mm	Lower base and stabilising layers, terrain stabilisation, reinforcement of roads and slopes, aggregate suitable for hydraulically bound mixtures.
0 – 125 mm	Lower base and stabilising layers, backfills and embankments, foundations on difficult ground, aggregate suitable for hydraulically bound mixtures.
4 – 8 mm	Concrete and bituminous mixes, bedding for paving.
8 – 16 mm	Concrete and bituminous mixes, drainage layer.
16 – 32 mm	Concrete mix, drainage layer.
16 – 63 mm	Lower base and stabilising layers, railway embankments, reinforcement of roads and slopes, drainage layer.
22 – 32 mm	Beds for industrial floors.
22 – 63 mm	Protective and frost-resistant layers, mechanically stabilised layers.
32 – 63 mm	Protective and frost-resistant layers, reinforcement of roads and slopes, filling of loose gabions.
32 – 63 mm to PL-ŽSR	Track ballast for railway and tram lines.
UMŠD 0/31,5	An unbound aggregate mixture as an alternative to crushed gravel, suitable for road pavement layers.
UMŠD 0/45	An unbound aggregate mixture as an alternative to crushed gravel, suitable for road pavement layers.
UMŠD 0/63	An unbound aggregate mixture as an alternative to crushed gravel, suitable for road pavement layers.

Decorative fractions

Fraction	Use
2 – 4 mm	Base layer, winter gritting material.
4 – 8 mm	Ornamental backfills and embankments, drainage, decorative stone for landscaping, winter gritting material.
8 – 16 mm	Ornamental backfills and embankments, drainage.
8 – 32 mm	Decorative stone and landscaping.
16 – 22 mm	Base layer, modern mulching stone for flower beds, aggregate for flat roofs.
16 – 32 mm	Base layer, drainage.

Gabion fractions

Fraction	Use
63 – 90 mm	Filling for decorative gabion baskets.
63 – 125 mm	Filling for stacked gabion baskets.
63 – 180 mm	Heavy rock fill and retaining reinforcement.
80 – 150 mm	Filling for medium gabion baskets.
90 – 125 mm	Filling for large gabion baskets.
90 – 180 mm	Heavy rock fill and retaining reinforcement.

Large stone

Fraction	Use
200 – 500 mm	Heavy boulders, retaining walls, hydraulic engineering stone (bank and channel lining).
Graded quarry stone	Reinforcement of hydraulic structures, gabions and decorative stone, hydraulic engineering stone (bank and channel lining).
Ungraded quarry stone	Backfill, aggregate suitable for subgrade replacement and hydraulically bound mixtures.
Dressed quarry stone	Reinforcement of hydraulic structures, gabions and decorative stone, hydraulic engineering stone (bank and channel lining), dressed to thickness as paving for slope lining.

Other materials

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Gravel

Construction fractions

Decorative fractions

Gabion fractions

Large stone

Other materials

Gravel sand

Sand

Mechanically stabilised aggregate

Recycled aggregates

Innovative aggregate substitutes

Custom fraction

Soil and its alternatives

Waste removal and storage