Class 040
Treatment & Processing of Materials Services
Construction services, namely, construction of pipelines, civil earthworks, and facilities in the nature of oil and gas production and treatment facilities, rail loading stations, and tank farm facilities, for the oil and gas, utilities and infrastructure industries; land reclamation and demolition of buildings for the oil and gas, utilities and infrastructure industries; repair of oil and gas burner tubes and vessels for the oil and gas, utilities and infrastructure industries