Specifications include, but are not limited to: Filter Media Removal and Disposal Filter Underdrain Cleaning Filter Underdrain Lateral Removal and Replacement Filter Media Replacement - Gravel Filter Media Replacement - Sand Filter Media Replacement - Anthracite Seepex Pumps (Section 43_23_57.10) - price for select equipment including supplier field services Invent Mixers (Section 46_41_10) - price for select equipment including supplier field services Contractor installation of new towers, markups for Item 1.08, and any additional services requested by manufacturers and ICSC not included in their scopes of work as defined in Article 5.04 (Assignments and Allowances - Well Site RTU/Telemetry Replacement). 30-inch permanent pier casing