Tender For: PT SEMPEC INDONESIA Tender No.: BCD-090-CA August 2004

WORK EXECUTION PLAN The main objective of this work execution plan is to provide a clear outline of the pigging sequence in order to carry out all work in accordance with our ISO 9002 Quality Management System and our Health Safety and Environment policies. The main topics covered under this plan are: (A) Mobilization (B) Pipeline Geometry Survey (Caliper) (C) Demobilization (D) Reporting (A) Mobilization After receiving notification of award, Tuboscope Agent representatives will schedule a kick-off meeting with Company representatives to review the logistics of the project and present procedures for the proposed operations. The detailed project schedule will be finalized and the mobilization of equipment will commence in accordance with approved schedules. Upon receipt of request for services, personnel will be mobilized to the work site to conduct a site survey and gather the required data concerning the pipeline(s) to be surveyed. A planning discussion will be held with Company personnel to optimize the pipeline for pigging operations and prepare detailed schedules for the operations. Selected equipment will be mobilized accordingly to BGP or NGF. From port of embarkation, equipments will be mobilized to the work site as agreed in the kick-off meeting. (B) Pipeline Geometry Survey (Caliper) A meeting will be held before proceeding with Electronic Geometry Inspection. Upon confirming to proceed with electronic geometry inspection, the electronic caliper tool will be calibrated in accordance with standard operating procedures before being transport to the work site. The Electronic Caliper tool will run through the pipeline and the resulting data will be analyzed on site. A report will be provided to Company personnel along with a statement regarding the acceptance of the Caliper Inspection performed. (C) Demobilization The demobilization process of equipment and personnel will occur in stages at the completion of pigging phases or at the end of the every inspection operation. All

Tender For: PT SEMPEC INDONESIA Tender No.: BCD-090-CA August 2004

imported equipment will be demobilized to the Point of Origin or to other discretion of Tuboscope Pipeline Services. (D) Reporting Reporting is an essential part of the operation. The following standard reports will be provided at a minimum and are subject to Company approval. Tuboscope Pipeline Services is capable of modifying these reports to suite the specific requirements of the Company.

• Daily Operation Report • Final Inspection Report (in compliance with Pipeline Operators Forum format) Please refer to the sample of reports provided for more details on these reports.