4.0 Works Description
4.1 Work Permit
Where work permits are required, CONTRACTOR shall submit work permit request for COMPANY approval.
Job Safety & Environmental Analysis (JSEA) shall be prepared and approved by COMPANY, typical JSEA refer to attachment.
4.2 Method Statement
4.2.1 General
The total length of the pipeline is approximately 75km, among which 3.5km is in water network areas, 38.5km is in plain and low hilly areas, 33km is in mountain areas. 2 block valve stations, ZOC (control centre) and ZMS (metering station) will be set up along the pipeline routes.
4.2.2 Welding Requirements
4.2.2.1 The welding equipments shall be in good working conditions, meet the requirements of the welding procedure and construction.
4.2.2.2 Welding shall be performed by the welders with qualification certificates.