아스팔트 콘크리트 포장의 생산 및 시공품질점검 핸드북

1. 서문 ························································································································  3

2. 골재 생산시설 및 생산 점검 ·························································································  9
2.1 파쇄장치 ·················································································································  9
2.2 골재분급 스크린(체) ·································································································  10
2.3 골재저장소 ·············································································································  11
2.4 골재 생산시 점검항목 ·······························································································  13

3. 아스팔트 플랜트 시설 점검 ·························································································· 17
3.1 골재 야적장 및 콜드 빈 ······························································································ 17
3.2 아스팔트 탱크시설 ···································································································· 19
3.3 채움재 및 회수더스트 저장 사일로 시설 ········································································ 20
3.4 골재 콜드빈 모터, 피더, 컨베이어벨트 ··········································································· 21
3.5 드라이어, 핫스크린 ··································································································· 22
3.6 핫빈 ······················································································································· 24
3.7 계량장치 ················································································································· 25
3.8 조정실 ···················································································································· 25
3.9 시험실 ···················································································································· 26

4. 아스팔트 혼합물 생산 점검 ·························································································· 39
4.1 골재 점검 ················································································································ 39
4.2 아스팔트 점검 ·········································································································· 39
4.3 실내 배합설계 ·········································································································· 41
4.4 콜드빈 골재 유출량시험 ····························································································· 42
4.5 현장배합설계 ··········································································································· 44
4.6 시험생산 ················································································································· 45
4.7 본생산 ···················································································································· 47

5. 아스팔트 포장의 현장 시공 장비 점검 ···········································································   51
5.1 운반 트럭 ···············································································································  51
5.2 포설 장비 ···············································································································  51
5.3 다짐 롤러 ···············································································································  52

6. 아스팔트 포장의 현장 시공 품질관리 점검 ······································································ 59
6.1 아스팔트 콘크리트의 현장 운송 ··················································································· 61
6.2 아스팔트 포장의 포설 ································································································ 63
6.3 아스팔트 포장의 다짐 ································································································ 66
6.4 아스팔트 포장의 포설면의 품질관리 및 해결 ·································································· 71

7. 아스팔트 포장의 포설 및 다짐 ······················································································ 93


표 차례

<표1.1> 시공 부문별 품질관리 일정표 ················································································  5
<표2.1> 파쇄장치 ··········································································································    9
<표2.2> 골재분급 스크린 ································································································  10
<표2.3> 골재저장소 ·······································································································  12
<표2.4> 토분 처리 ·········································································································  12
<표2.5> 골재 생산 이력 ··································································································  13
<표3.1> 굵은골재 저장시설 ······························································································ 17
<표3.2> 잔골재 저장시설 ································································································· 18
<표3.3> 골재 콜드빈 ······································································································· 18
<표3.4> 아스팔트 저장소 ································································································· 19
<표3.5> 채움재 및 회수더스트 저장 사일로 ········································································· 20
<표3.6> 골재 콜드빈 모터 및 피더 ····················································································· 21
<표3.7> 컨베이어벨트 및 피더 ·························································································· 22
<표3.8> 드라이어 ··········································································································· 22
<표3.9> 핫스크린 ··········································································································· 23
<표3.10> 핫빈 ················································································································ 24
<표3.11> 계량장치 ·········································································································· 25
<표3.12> 조정실 ············································································································· 26
<표3.13> 체가름기 ·········································································································· 27
<표3.14> 이론최대밀도 시험기 ·························································································· 27
<표3.15> 마샬다짐기 ······································································································· 28
<표3.16> 몰드 탈형기 ······································································································ 29
<표3.17> 마샬안정도 시험기 ····························································································· 29
<표3.18> 항온수조 ·········································································································· 30
<표3.19> 가열오븐 ·········································································································· 30
<표3.20> 공시체 밀도 시험기 ···························································································· 31
<표3.21> 골재 편장석 측정기 ···························································································· 31
<표3.22> 아스팔트 함량시험기 ·························································································· 32
<표4.1> 골재 밀도, 흡수율 ·······························································································  39
<표4.2> 골재 입도 ·········································································································· 39
<표4.3> 골재 편장석률, 안정성 ·························································································· 40
<표4.4> 석회석 채움재 수분함량, 밀도 ················································································ 40
<표4.5> 석회석 채움재 입도 ····························································································· 40
<표4.6> 회수더스트 입도 ································································································· 40
<표4.7> 회수더스트 품질 ································································································· 40
<표4.8> 아스팔트 품질(침입도 분류) ·················································································· 41
<표4.9> 동점도 및 아스팔트 혼합물 혼합 및 다짐온도 ··························································· 41
<표4.10> 콜드빈 골대 혼합 입도 ·····················································································    42
<표4.11> 콜드빈 골재 합성비율 ······················································································    42
<표4.12> 최적아스팔트 함량, 공시체 밀도 ··········································································  42
<표4.13> 마샬 시험 결과 ································································································   42
<표4.14> 콜드빈 골대 분당 유출량 ···················································································   43
<표4.16> 콜드빈 피더 모터 속도 및 예상 유출량 ·································································   44
<표4.17> 핫빈 배합비율 ·································································································   44
<표4.18> 핫빈 혼합입도 ·································································································   45
<표4.19> 최적아스팔트 함량, 공시체 밀도 ··········································································   45
<표4.20> 마샬 시험 결과 ·································································································  45
<표4.21> 골재 혼합 시간 ·································································································  46
<표4.22> 온도관리 ·········································································································  46
<표4.23> 아스팔트 혼합물 생산 ························································································  46
<표4.24> 아스팔트 혼합물 추출입도 ··················································································  46
<표4.25> 아스팔트 함량, 공시체 밀도 ················································································   46
<표4.26> 마샬 시험 결과 ·································································································  47
<표5.1> 현장 시공 전 운용 장비 점검표 ·············································································· 55
<표6.1> 아스팔트 콘크리트의 운송 품질관리 점검사항 ·························································· 63
<표6.2> 아스팔트 포장의 포설시 점검사항 ·········································································· 66
<표6.3> 일반적인 다짐 방법 ····························································································· 70
<표6.4> 다짐에 영향을 미치는 요소 ··················································································· 70
<표6.5> 아스팔트 포장의 다짐 품질관리 점검사항 ································································ 71


그림 차례

<그림1.1> 아스팔트 콘크리트 포장의 생산 및 본 포장 전 품질관리 점검 절차 ····························· 4
<그림2.1> 조크러셔 및 컨베이어벨트(1차 파쇄) ···································································· 10
<그림2.2> 콘크러셔 및 컨베이어벨트(2차, 3차 파쇄) ······························································ 10
<그림2.3> 골재 체가름기 ·································································································· 11
<그림2.4> 체의 상태(파손된 부분이 없이 깨긋함) ·································································· 11
<그림2.5> 골재저장소 (분급 생산시) ··················································································· 12
<그림2.6> 골재저장소 (저장시) ·························································································· 12
<그림2.7> 불량한 골재 상태(오염물 유입, 배수불량 원인) ························································ 13
<그림3.1> 골재 저장시설 ·································································································· 18
<그림3.2> 골재 콜드빈 및 컨베이어 벨트 ············································································· 19
<그림3.3> 아스팔트 탱크시설 ···························································································· 20
<그림3.4> 사일로(좌) 및 사일로 하부의 스크류 콘베이어(우) ··················································· 20
<그림3.5> 콘드빈 하부의 피더 ··························································································· 21
<그림3.6> 컨베이어벨트 지붕시설 ······················································································ 22
<그림3.7> 드라이어 ········································································································  23
<그림3.8> 핫스크린 및 핫빈상부 슈터 ················································································· 24
<그림3.9> 핫스크린 상부(좌) 및 측면(우) ··········································································· ·  24
<그림3.10> 오버플로우 골재 저장빈 ···················································································  25
<그림3.11> 조정실 및 콜드빈 하부 모니터 화면 ····································································  26
<그림3.12> 사각형 체가름 시험기(좌) 및 체크기 점검(우) ·······················································  27
<그림3.13> 이론최대밀도 시험기 ·······················································································  28
<그림3.14> 마샬안정도 시험기 ··························································································  29
<그림3.15> 열풍순환식 가열오븐 ·······················································································  30
<그림3.16> 연소식 아스팔트 함량시험기 ·············································································  33
<그림3.17> 원심분리식 아스팔트 함량시험기 ·······································································  33

<그림4.1> 핫빈 골재채취 ··································································································  44
<그림4.2> 시험생산 후 로우더에서 아스팔트 혼합물 채취 ·······················································  47
<그림5.1> 아스팔트 포장의 포설 모습 ·················································································  52
<그림5.1> 1차 다짐 (머캐덤 롤러) ·······················································································  53
<그림5.2> 2차 다짐 (타이어 롤러) ·······················································································  54
<그림5.3> 3차 다짐 (탄뎀롤러) ···························································································  54
<그림5.4> 포장 시공 실무자 교육 모습 ·················································································  55
<그림6.1> 아스팔트 콘크리트의 적재 방법 ············································································  61
<그림6.2> 운송트럭의 아스팔트 콘크리트 온도관리 ································································  62
<그림6.3> 아스팔트 콘크리트의 페이버로의 이송방법 ······························································ 62
<그림6.4> 포설두꼐 및 온도 측정 ························································································· 64
<그림6.5> 감리자의 포설 두꼐 확인전경 ················································································ 64
<그림6.6> 아스팔트 포장의 다짐 모습 ··················································································· 67
<그림6.7> 비파괴 밀도측정기를 이용한 현장 다짐밀도 조사 모습 ··············································· 68



아스팔트 콘크리트 포장의 생산 및 시공품질점검 핸드북 다운로드 페이지 이동



출처 : KPRC