Trylinka

Substance material

Old trylinka in a degraded state. There are puddles of water and crooked slabs everywhere.
Trylinka in a semi-pristine state. Slightly covered by moss.

Trylinka is a pattern of hexagonal concrete slabs patented by Polish engineer Władysław Tryliński. It was commonly used on secondary roads, parking lots, housing estates and industrial areas throughout Poland. Trylinka’s golden age falls around the year 1965, but you can still encounter it in some forgotten places of most urban areas.

Composition of hexagonal slabs kept on changing as the time passed. Slabs manufactured in earlier years had a thick and tightly packed layer of crushed stone in its top part. Usually chunks of granite, basalt or quartzite were used, with properly selected field stones also popular as a cheap alternative to more expensive rock types. Later years brought more uniformity to the visual appearance of trylinka as crushed stone became less and less visible.

Susceptibility of this kind of road surface to erosion and wear, especially in its later production variants, turned many streets paved with trylinka into bumpy obstacle courses. I tried to reproduce this effect by randomizing height, orientation, surface and microsurface condition of the slabs. Other controllable parameters include: a parameter for resizing small and large pebbles, amount of moss and dirt, water level, and other minor characteristics.

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