1. check the documentation to add-the reduction of Subcontract and job-offer added BOQ, the owner of the project (Ministry) and construction work as assigned by the head of.
1. Check the papers added - Reduce Subcontract work and preparation of BOQ increase - the proposed project (Bangkok) and construction supervision as assigned by supervisor.
1. Check the document reduction works of Subcontract and preparation of BOQ reduction works proposed project owner (Bangkok) and control of construction projects as assigned by the leader.