ICS93.080 CCSP66 64 宁夏回族自治区地方标准 DB64/T1825—2022 高粘高弹改性沥青复合封层施工技术规范 Technicalspecificationforconstructionofhighviscosityandhighelasticitymodified asphaltcompositesealcoat 2022-04-20发布 2022-07-20实施 宁夏回族自治区市场监督管理厅  发布 DB64/T1825—2022 I目次 前言.................................................................................III 1范围................................................................................1 2规范性引用文件......................................................................1 3术语和定义..........................................................................1 4符号................................................................................2 5基本规定............................................................................2 5.1原路面的技术要求................................................................2 5.2厚度............................................................................3 6原材料..............................................................................3 6.1一般规定........................................................................3 6.2道路石油沥青....................................................................4 6.3高粘高弹改性沥青................................................................4 6.4改性乳化沥青....................................................................5 6.5粗集料..........................................................................6 6.6细集料..........................................................................6 6.7填料............................................................................7 6.8添加剂..........................................................................8 6.9水..............................................................................8 7配合比设计..........................................................................8 7.1一般规定........................................................................8 7.2高粘高弹改性沥青复合封层中碎石封层配合比设计....................................8 7.3高粘高弹改性沥青复合封层中微表处配合比设计......................................8 8施工控制...........................................................................10 8.1一般规定.......................................................................10 8.2碎石封层施工...................................................................10 8.3微表处施工.....................................................................11 9质量控制与检查验收.................................................................11 9.1原材料质量控制.................................................................11 9.2高粘高弹改性沥青复合封层中碎石封层施工质量控制.................................12 9.3高粘高弹改性沥青复合封层中微表处施工质量控制...................................13 9.4高粘高弹改性沥青复合封层施工验收标准...........................................13 附录A（规范性）单位面积石料用量试验方法.............................................15 A.1目的与适用范围.................................................................15 A.2仪具与材料技术要求.............................................................15 A.3方法与步骤.....................................................................15 A.4数据处理.......................................................................15 DB64/T1825—2022 IIA.5报告...........................................................................15 附录B（规范性）同步碎石封层施工中洒（撒）布量测试方法...............................16 B.1目的与适用范围.................................................................16 B.2仪具与材料技术要求.............................................................16 B.3方法与步骤.....................................................................16 B.4数据处理.......................................................................17 B.5报告...........................................................................17 附录C（规范性）碎石覆盖率检测方法...................................................18 C.1目的与适用范围.................................................................18 C.2仪具与材料技术要求.............................................................18 C.3方法与步骤.....................................................................18 C.4计算碎石覆盖率.................................................................18 C.5