1.     Monitoring and preparing the monthly/weekly report for additional works and day works / pre-mining works, submitting the report to client, claiming and negotiating with client for all addition works and day works / pre-mining works.
2.     Checking the back-up data of sub-contractor’s claim, making adjustments for any incorrect items and reviewing sub-contractor’s invoices.
3.     Arranging cost code for cost control and determining cost codes for each activity.
4.     Cost monitoring in connection with budget allocation and coordinating with all departments in controlling.