In the past, concrete pavements were routinely designed and constructed to provide low-maintenance service lives of 20 to 25 years. More recently, there has been a movement toward construction of pavements with a longer initial service life of 40 or more years. This paper discusses a mixture improvement for long life concrete pavement.

• 김진철(한국도로공사 도로교퉁연구원 포장연구실, 수석연구원) | Kim Jin-Cheol 교신저자
• 김홍삼(한국도로공사 도로교통연구원 책임연구원) | Kim Hong-Sam