In the concrete construction industry, a majority of the embodied energy and cost of concrete is due to the portland cement. Although the use of industrial by-products such as fly ash has been widely spreaded, the standard specification and certification for eco-friendly concrete is not firmly established in this country. This paper propose a specification for the quality assurance and certification system of eco-friendly concrete especially HVFA(High Volume Fly Ash) concrete.

• 김지상(서경대학교 토목건축공학과 교수, 공학박사) | Kim, Jee-Sang
• 정상화(한국건설생활환경시험연구원 센터장, 공학박사) | Jung, Sang-Hwa