Contract was awarded to a company through a letter referenced AD/NDBDA/ C/20/12/043 and dated 18th October, 2012 with a completion period of 3 months. Examination of payment vouchers revealed that the total contract sum including 10% contingency provision of N18,327,446.65 was paid to the contractor. Details of the expenditure of the contingency provision were not made available for audit. During site inspection, it was discovered that some provisions of the BEME were not carried out as stated. These provisions constituted job not done and the value, including the payment of contingency without detailed evidence of utilization and over-invoicing of items was put at N79,757,401.55.