20 Years Working Experience as Professional Quantity Surveyor at Various Projects of Infrastructure Civil Works like Airports, Roads, Bridges, Underpasses. Performed duties and Responsibilities include preparation and checking of Interim Payment Certificates & Final Payment Certificates, Revised Bill of Quantities, Variation Orders, Rate Analysis, Calculation Quantities, Claimes, Verification of Audit Observations, Preparation of Shop & As-Built Drawings, Preparation and submission of Tender & Preparation of Bills of Sub-Contractor during Running Projects.