The work consists of a single contract for the replacement of the existing filter underdrain system including air scour system, piping valves, structural, electrical, HVAC systems, instrumentation and controls, and appurtenant work in the Filter Building. Filter building addition, Residuals Pump Station addition and a new blower building. New exterior yard piping, chambers and vaults.

Beginning at 9:00 a.m. Eastern Prevailing Time, on Monday, December 5, 2022 the Contract Documents may be viewed on-line and ordered through Avalon Plan Room, at www.avalonbuffplanroom .com in the "Private Bid" section. To obtain the "Private Key Code" to access the Contract Documents, contact Tim Shafer (contact information included below).

The designated contact is Tim Shafer, ARCADIS, 50 Fountain Plaza, Suite 600, Buffalo, NY
14202, telephone 716-667-6666, email Tim.Shafer@arcadis.com .

Printed copies of the Contract Documents must be obtained from Avalon. The fee paid to
Avalon is non-refundable. By submission of the non-refundable payment, bidder will be
registered as an official plan holder. Only official plan holders are eligible to bid on the project. Subcontractors, suppliers, equipment vendors, etc., will also be required to submit the nonrefundable payment in order to receive the Contract Documents. Partial sets of documents will not be available.