1）、市政排水、排污管道系统工程；
2）、公寓、住宅小区地下埋设排水排污；
3）、高速公路预埋管道，高尔夫球场地下渗水管网；
4）、农田水利灌溉输水、排涝等水利工程；
5）、化工、矿山用于流体的输送及通风等；
6）、地下管线的保护套管和通信电缆护套管等。
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