On June 27, 2025, KazdorNII held an online meeting to outline changes and requirements in a number of regulatory documents governing the use of road construction materials.

The following documents were reviewed during the event:

• ST RK 1225-2019 "Asphalt concrete mixes for roads, airfields, and asphalt concrete. Technical conditions" (amendments) — clarifications were provided on residual porosity, and provisions relating to water saturation and compaction coefficient were clarified;
• ST RK 1218-2024 “Materials based on organic binders for road and airfield construction. Test methods” — issues related to the calculation of water saturation and residual pressure in a vacuum were discussed;
• ST RK 1284-2004 (amendments) “Gravel and crushed rock from dense rock for construction works” — on ensuring uniformity with the interstate standard GOST 32703.

The meeting was attended by representatives of 14 companies, including specialists from engineering supervision services and contracting organizations.

Contact person: Asanova Galia Temirkhanovna +7 778 773 74 82 (WhatsApp), galiya.asanova@mail.ru