1 通信铁塔维护技术要求 2 目录 一、 目的 .............................................................. 4 二、 维护范围 .......................................................... 4 三、 塔型识别与塔高测量 ................................................ 5 四、 角钢塔 ............................................................ 5 （一）防腐 ....................................................................................................................................................... 5 （二）基础 ....................................................................................................................................................... 6 （三）塔体构件、紧固件 ............................................................................................................................... 6 （四）垂直度与层间偏移 ............................................................................................................................... 6 五、 钢管塔 ............................................................ 7 （一）防腐 ....................................................................................................................................................... 7 (二)基础 ........................................................................................................................................................... 7 （三）塔体构件、紧固件 ............................................................................................................................... 7 （四）垂直度与层间偏移 ............................................................................................................................... 8 （五）法兰 ....................................................................................................................................................... 8 六、 法兰式单管塔 ...................................................... 8 （一）防腐 ..............
