도로포장 구조 설계 요령

Ⅱ편

시멘트 콘크리트 포장

구조 설계

목 차

1. 총 칙 ········································································································································ 1

1.1 적용범위 ······························································· 1

1.2 관련규정의 적용 ························································ 4

1.3 용어의 정의 ···························································· 4

2. 사전 설계절차 ·························································································································· 5

2.1 적용범위 ······························································· 5

2.2 설계구간 길이 결정 ····················································· 5

2.3 포장형식 결정 ·························································· 9

2.4 설계등급 결정 ·························································· 9

2.5 설계대안 단면 결정 ···················································· 10

3. 설계입력변수 ·························································································································· 16

3.1 개 설 ································································· 16

3.2 설계등급 1 ···························································· 16

3.2.1 교통량 ···························································· 17

3.2.2 환경특성 ·························································· 18

3.2.3 하부구조 재료물성 ··················································19

3.2.4 시멘트 콘크리트 포장 재료물성 ····································· 19

3.3 설계등급 2 ···························································· 20

3.3.1 교통량 ···························································· 21

3.3.2 환 경 ····························································· 21

3.3.3 하부구조 재료물성 ················································· 21

3.3.4 시멘트 콘크리트 포장 재료물성 ····································· 22

4. 구조 해석 ···························································································································· 28

4.1 개 설 ································································· 28

4.2 유한요소해석 ·························································· 29

4.3 회귀분석식 ··························································· 31

5. 공용성 해석 ···························································································································· 34

5.1 일반사항 ······························································ 34

5.2 공용성 예측 ·························································· 34

5.3 피로균열 ······························································ 35

5.4 스폴링 모형 ····························································36

5.5 국제평탄성지수(IRI) 모형 ···············································37

6. 경제성 분석 ·························································································································· 40

6.1 일반사항 ······························································ 40

6.2 생애주기비용 분석 ····················································· 40

6.3 경제성 분석 방법 ······················································ 42

7. 설계등급 3 ····························································································································· 44

7.1 일반사항 ······························································ 44

7.2 교통조건 ······························································ 44

102

Ⅰ편. 아스팔트 콘크리트 포장 구조 설계

7.3 노상조건 ······························································ 45

7.4 설계단면 ······························································ 46

8. 연속철근 콘크리트 포장설계 ······························································································ 50

8.1 일반사항 ······························································ 50

8.2 설계 입력 변수 ························································ 50

8.3 구조해석 ······························································ 54

8.4 공용성 예측 ··························································· 55