Concrete for preventing freeze using slag balls Road pavement using such concrete and Method for preventing freeze of road pavement

• Main Authors: CHOI JONGKWON, PARK SEO YOUNG, HONG JIN KI, KIM IJUNG, JEONG SANG HOO, KO HYEOK JIN, KIM MIN JAE, CHOI WAN GYU
• Format: Patent
• Language: English; Korean
• Published: 27.06.2023
• Subjects: ARTIFICIAL STONE; CEMENTS; CERAMICS; CHEMISTRY; CLEANING BEACHES; CLEANING OF PERMANENT WAYS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS; CONCRETE; CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES; CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, ORTHE LIKE; DISPERSING; FIXED CONSTRUCTIONS; FOG IN GENERAL; LIME, MAGNESIA; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR; METALLURGY; REFRACTORIES; SLAG; STREET CLEANING; TREATMENT OF NATURAL STONE

The present invention relates to a concrete composition capable of preventing freezing phenomenon by comprising steelmaking slag balls, road pavement constructed by using the same, and a method for preventing freezing of the road pavement. The concrete composition of the present invention comprises 8.6 to 15.9 % of a binder, 13.8 to 34.6 % fine aggregate, 26.1 to 43.3 % of coarse aggregate, 4.6 to 17.3 % of steelmaking slag balls, and 16.0 to 24.3 % of mixed water, with respect to 100 % of the volume of the entire concrete composition. 본 발명은 제강 슬래그 볼을 함유함으로써 동결(凍結) 현상이 발생하는 것을 방지할 수 있게 되는 콘크리트 조성물과, 이를 이용하여 구축되는 도로포장과, 이러한 도로포장의 동결을 방지하는 방법에 관한 것이다.