DB62T3130-2017······1

1 總則······9

2 術語······10

3 下承層······11

3.1 一般要求······11

3.2 路況的判定······11

3.3 下承層處治······12

4 材料······13

4.1 一般規定······13

4.2 瀝青結合料······13

4.3 集料······17

5 碎石封層設計······20

5.1 一般規定······20

5.2 單層結構設計······21

5.3 雙層結構設計······24

6 施工······25

6.1 一般規定······25

6.2 鋪筑試驗段······25

6.3 施工要求······26

7 質量管理與檢查驗收······30

7.1 施工前材料與設備檢查······30

7.2 施工過程質量管理與檢查······30

7.3 交工質量檢查與驗收······31

附錄A 甘肅省公路自然氣候區劃······32

附錄B 集料中值粒徑測試方法······39

附錄C 瀝青與集料用量測試方法······41

本規范用詞說明······43

引用標準名錄······44

附：條文說明······45

1 總則······47

2 術語······48

3 下承層······50

3.2 路況的判斷······50

3.3 下承層處治······50

4 材料······52

4.1 一般規定······52

4.2 瀝青結合料······52

4.3 集料······54

5 碎石封層設計······58

5.1 單層結構設計······58

5.2 雙層結構設計······59

6 施工······62

6.1 一般規定······62

6.3 施工要求······62

7 質量管理與檢查驗收······64

7.3 交工質量檢查與驗收······64