Construction of Pipelines, Zone 51

Client: Tengizchevroil (TCO)

Contractor: JS Company “Montazhspetsstroy”

Construction area: Tengiz field

Man-hours worked: 2,338,736 man-hours

Period of work: 01.01.2021-31.05.2023

Scope of work: The scope of work includes, but is not limited to: · Work area preparation · Preliminary engineering survey and work execution plans · Design of temporary field facilities · Excavation and backfill · Pipeline construction – 375 km, including plastic and steel pipelines · Anchor blocks (fabrication) · Valves (installation) · Pipe and valve supports (fabrication and installation) · Cathodic protection · Dewatering · Crossings · Tie-ins and branch connections · Cleaning, gauging and hydrotesting · Interim pipeline preservation · Pre-commissioning and testing