<*n style="font-size:18px"><*n style="font-family:"Calibri","sans-serif""><*n style="font-family:宋体">杭州危险房屋鉴定检测—房屋检测机构*n>*n>*n>
<*n style="font-size:10.5pt"><*n style="font-family:"Calibri","sans-serif""><*n style="font-family:宋体">评定*n>&nb*sses*ent*n>*n>
<*n style="font-size:10.5pt"><*n style="font-family:"Calibri","sans-serif""> <*n style="font-family:宋体">根据调查、检测和分析验算结果,对既有结构的危险性按照规定的标准和方法所进行的评价。*n>*n>*n>
<*n style="font-size:10.5pt"><*n style="font-family:"Calibri","sans-serif""><*n style="font-family:宋体">危险性鉴定*n>dangerous appraisal*n>*n>
<*n style="font-size:10.5pt"><*n style="font-family:"Calibri","sans-serif""> <*n style="font-family:宋体">实施一组工作活动,其目的在于判定被鉴定房屋的危险性程度。*n>*n>*n>
<*n style="font-size:10.5pt"><*n style="font-family:"Calibri","sans-serif""><*n style="font-family:宋体">主要构件*n> dominant member*n>*n>
<*n style="font-size:10.5pt"><*n style="font-family:"Calibri","sans-serif""> <*n style="font-family:宋体">其自身失效将导致其他相关构件失效,并危及承重结构系统安全的墙、柱、主梁及屋架等构件。*n>*n>*n>
<*n style="font-size:10.5pt"><*n style="font-family:"Calibri","sans-serif""><*n style="font-family:宋体">一般构件*n> common member*n>*n>
<*n style="font-size:10.5pt"><*n style="font-family:"Calibri","sans-serif""> <*n style="font-family:宋体">其自身失效不会引发其他构件失效的次梁、楼板等构件。*n>*n>*n>
<*n style="font-size:10.5pt"><*n style="font-family:"Calibri","sans-serif""><*n style="font-family:宋体">鉴定程序*n>*n>*n>
<*n style="font-size:10.5pt"><*n style="font-family:"Calibri","sans-serif""> <*n style="font-family:宋体">(*n>1<*n style="font-family:宋体">)房屋危险性鉴定应根据委托要求确定鉴定范围和内容。*n>*n>*n>
<*n style="font-size:10.5pt"><*n style="font-family:"Calibri","sans-serif""> <*n style="font-family:宋体">(*n>2<*n style="font-family:宋体">)鉴定实施前应调查、收集和分析房屋原始资料,并进行现场查勘,制定检测鉴定方案。*n>*n>*n>
<*n style="font-size:10.5pt"><*n style="font-family:"Calibri","sans-serif""> <*n style="font-family:宋体">(*n>3<*n style="font-family:宋体">)根据检测鉴定方案对房屋现状进行现场检测,必要时采用仪器测试、结构分析和验算。*n>*n>*n>
<*n style="font-size:10.5pt"><*n style="font-family:"Calibri","sans-serif""> <*n style="font-family:宋体">(*n>4) <*n style="font-family:宋体">房屋危险性等级评定应在对调查、查勘、检测、验算的数据资料进行*分析的基础上进行综合评定。*n>*n>*n>
<*n style="font-size:10.5pt"><*n style="font-family:"Calibri","sans-serif""> (5) <*n style="font-family:宋体">按本标准第*n>7<*n style="font-family:宋体">章的相关规定出具鉴定报告,提出原则性的处理建议。*n>*n>*n>
<*n style="font-size:10.5pt"><*n style="font-family:"Calibri","sans-serif""><*n style="font-family:宋体">构件尺寸测量*n>*n>*n>
<*n style="font-size:10.5pt"><*n style="font-family:"Calibri","sans-serif""> <*n style="font-family:宋体">铁塔全高*n>51m<*n style="font-family:宋体">,检测人员使用游标卡尺对铁塔构件的尺寸进行了测量,见图*n>2.1<*n style="font-family:宋体">。部分主要受力构件尺寸如下:腿部主材∟*n>140<*n style="font-family:宋体">×*n>14<*n style="font-family:宋体">;腿部斜材∟*n>100<*n style="font-family:宋体">×*n>10<*n style="font-family:宋体">;塔身受力构件角钢****小尺寸为∟*n>45<*n style="font-family:宋体">×*n>5<*n style="font-family:宋体">,均满足规范要求(《高耸结构设计规范》*n>GB50135-2006<*n style="font-family:宋体">规定:钢塔桅结构构件主要受力的角钢截面不宜小于∟*n>45<*n style="font-family:宋体">×*n>4<*n style="font-family:宋体">。)。*n>*n>*n>
<*n style="font-size:10.5pt"><*n style="font-family:"Calibri","sans-serif""><*n style="font-family:宋体">物料*碎和筛分粉尘*n> *n>*n>
<*n style="font-size:10.5pt"><*n style="font-family:"Calibri","sans-serif""> <*n style="font-family:宋体">物料在*碎和筛分过程中产生粉尘的部位,应密闭并配备通风除尘装置。*n>*n>*n>
<*n style="font-size:10.5pt"><*n style="font-family:"Calibri","sans-serif""> <*n style="font-family:宋体">物料的*碎、磨碎和筛分产生的粉尘,应采用袋式除尘器净化。*n>*n>*n>
<*n style="font-size:10.5pt"><*n style="font-family:"Calibri","sans-serif""><*n style="font-family:宋体">落砂和清理粉尘*n>*n>*n>
<*n style="font-size:10.5pt"><*n style="font-family:"Calibri","sans-serif""> <*n style="font-family:宋体">落砂机等设备所产生的粉尘,应采用袋式除尘器净化。*n>*n>*n>
<*n style="font-size:10.5pt"><*n style="font-family:"Calibri","sans-serif""> <*n style="font-family:宋体">清理滚筒、喷*n>(<*n style="font-family:宋体">抛*n>)<*n style="font-family:宋体">丸清理室和喷抛联合清理室等设备所产生的粉尘,应采用袋式除尘器净化。*n>*n>*n>