The purpose of this contract is to comply with the Consent Decree requirement that ALCOSAN performs an inspection of the drop shafts, where the average daily Dry Weather Flow is less than 0.5 MOD, every 10 years. The previous inspection was completed in 2012 under Contract 1470, CCTV Inspection of ALCOSAN Drop Shafts. The drop shafts are inspected using CCTV cameras and are graded using NAASCO pipe conditions criteria.