Pipelayer
![Pipelayers hanging a pipe on the wall of the Church Avenue station of the New York City Subway](/Images/godic/202502/02/Church_Av_IND_F_pipelayers_jeh4845.JPG")
A pipelayer (or pipe-layer or pipe layer) is a skilled tradesman who lays pipe, such as for storm sewers, sanitary sewers, drains, and water mains. Pipelayers may grade (i.e., level) trenches and culverts, position pipe, or seal joints. The Standard Occupational Classification System code for pipelayers is 47-2151.