North American Product Classification System (NAPCS) Canada 2017 Version 1.0
623 - Infrastructure
This group comprises infrastructure such as highways, bridges, pipelines, nuclear power plants, water filtration plants and mine structures.
62322 - Pipelines
This class comprises pipelines.
Exclusion(s)
- water supply conduits (except pipelines) (See 6235121 Water supply infrastructure)
623221 - Pipelines
This subclass comprises pipelines.
Exclusion(s)
- water supply conduits (except pipelines) (See 6235121 Water supply infrastructure)
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