NWPX

Metal pipes; metal pipe fittings for metal pipes; cement lined metal pipe; cement coated metal pipe; dielectric material lined metal pipe; dielectric material coated metal pipe; coated metal pipe; lined metal pipe; branching pipes of metal; metal pipe couplings and joints; and metal storage tanks

Filtration and separation systems, namely, dewatering containers, and chemical treatment systems

Pre-cast concrete structures, namely, pre-cast concrete vaults, reinforced concrete pipe, concrete box culverts, catch basins and inlets; Custom pre-cast concrete structures

Engineering services