Page 3 of 9  Construction of Giresun Wastewater Treatment Plant  Tender Dossier Volume 3 Employer’s Requirements  Section 2 : Design Basis  Main Units  Construction  Requirements  Electromechanical  Equipment Supply &  Installation  Requirements  UV Disinfection and Microfiltration Unit  Stage 2  Stage 2  Odor Control Unit  Stage 2  Stage 2  Return and Excess Sludge Pumping Station  Stage 2  Stage 2  Gravity Thickeners for Primary Sludge Stage 2  Stage 2  Anaerobic Digester Stage 2  Stage 2  Digested Sludge Storage Tank Stage 2  Stage 2  Desulfurization Unit Stage 2  Stage 2  Dewatering Building (Mechanical Thickeners  and Dewatering units)  Stage 2  Stage 2  Sludge Drying Unit  Stage 2  Stage 2  Sludge cake storage area  Stage 2  Stage 2  CHP Building Stage 2  Stage 2  Gas Holders Stage 2  Stage 2  Gas Flare Stage 2  Stage 2  Inlet and effluent main pipes  Stage 2  Stage 2  Main Pipes Between Treatment Units  Stage 2  Stage 2  Distribution and Collection Chambers  Stage 2  Stage 2  Transformer Building  Stage 2  Stage 2 The design works shall include full process, architectural, layouts, site piping, mechanical, electrical  and automation disciplines to cover Stage 2 requirements.  The wastewater treatment plant shall fulfil the requirements stated in the EU Council Directive of 21  May 1991 concerning urban wastewater treatment (91/271/EEC) and amendment 1998/15 and those  stated in the relevant Turkish legislation.  Phosphorus and nitrogen removal shall take place at the treatment plant. The engineering design of the works will be subject to the approval of the Engineer.  2.2 Hydraulic Loads and Hydraulic Profile  2.2.1 Hydraulic Loads  The design of the wastewater treatment plant shall be based on the wastewater flows and pollutant  loads listed in Table 2-2 and Table 2-3 below:  The hydraulic flow rates that will be used for design purposes are given in table below.  2_Vol3_d4.3_Section 2_Design Basis_GIR_rev8 