PSC Y1ND Construction of Sewage and Waste Facilities

Services
Federal Category 4.2: Facilities & Construction Construction Related Services

Possible NAICS Codes
237110 – Water and Sewer Line and Related Structures Construction
236220 – Commercial and Institutional Building Construction
238910 – Site Preparation Contractors
238990 – All Other Specialty Trade Contractors
237990 – Other Heavy and Civil Engineering Construction
221320 – Sewage Treatment Facilities