ICS 93.080.99 P 66 湖 DB42 北 省 地 方 标 准 DB42/T 1544—2020 公路工程试验检测设备期间核查规范 Standards of Intermediate Check of Test Instrument for Highway Engineering 2020-02-02 发布 湖北省市场监督管理局 2020-04-02 实施 发 布 DB42/T 1544－2020 目 前 次 言............................................................................................................................................................. III 公路工程试验检测设备期间核查规范...............................................................................................................1 1 范围................................................................................................................................................................... 1 2 规范性引用文件............................................................................................................................................... 1 3 术语和定义....................................................................................................................................................... 1 4 期间核查........................................................................................................................................................... 2 4.1 电热鼓风干燥箱期间核查.......................................................................................................................2 4.2 数显式液塑限联合测定仪期间核查.......................................................................................................4 4.3 土工击实仪期间核查............................................................................................................................... 6 4.4 杠杆压力仪期间核查............................................................................................................................... 8 4.5 洛杉矶磨耗试验机期间核查...................................................................................................................9 4.6 透气法比表面积仪期间核查.................................................................................................................11 4.7 水泥净浆搅拌机期间核查..................................................................................................................... 13 4.8 行星式水泥胶砂搅拌机期间核查.........................................................................................................14 4.9 水泥胶砂振实台期间核查..................................................................................................................... 16 4.10 水泥负压筛析仪期间核查...................................................................................................................18 4.11 恒温恒湿养护箱期间核查...................................................................................................................19 4.12 砼含气量测定仪期间核查...................................................................................................................21 4.13 沥青针入度仪期间核查....................................................................................................................... 23 4.14 沥青软化点仪期间核查....................................................................................................................... 25 4.15 沥青延度仪期间核查........................................................................................................................... 27 4.16 沥青老化烘箱期间核查....................................................................................................................... 29 4.17 沥青混合料马歇尔击实仪期间核查.................................................................................................. 31 4.18 沥青混合料理论最大相对密度仪期间核查...................................................................................... 33 4.19 沥青车辙试验仪期间核查...................................................................................................................35 4.20 沥青混合料燃烧法沥青含量测试仪（燃烧炉）期间核查.............................................................. 37 4.21 低温试验箱期间核查........................................................................................................................... 38 4.22 金属洛氏硬度计期间核查...................................................................................................................40 4.23 钢绞线松弛试验机期间核查...............................................................................................................42 4.24 压剪试验机期间核查........................................................................................................................... 45 4.25 砼强度回弹仪期间核查....................................................................................................................... 47 4.26 钢筋保护层