Явган замын хавтан – ZAM
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АВТО ЗАМЫН ЗАСВАР АРЧЛАЛТЫН СТРАТЕГИ Орчуулсан …
5. Periodic Maintenance Periodic Maintenance is:- The programmed intervention on sections of road that have reached an 'end of cycle' parameter. Periodic maintenance includes:- • Asphalt overlays • Chip seal applications • Often some preparatory works such as minor patching or asphalt regulation (for roughness) Ээлжит засвар …