Construction of Giresun Wastewater Treatment Plant  Tender Dossier Volume 3 Employer’s Requirements  Section 1 : Introduction and Existing Condition  Ref. Ares(2021)2862184 - 29/04/2021 1 of 11  VOLUME 3  EMPLOYER’S REQUIREMENTS  1_Vol3_d4 3_Section 1_IntroExisting Condition_GIR_rev8  ABBREVIATIONS........................................................................................................ 2$_{ }$ 1$_{ }$ Introduction and Existing Situation ................................................................. 4$_{ }$ 1.1 Introduction................................................................................................................. 4 1.2 Scope of works............................................................................................................ 4 1.3 Existing Conditions..................................................................................................... 5 1.3.1 Project area.................................................................................................................. 5 1.3.2 Topography and geology ............................................................................................ 5 1.3.3 Seismicity.................................................................................................................... 6 1.3.4 Climate and meteorology ............................................................................................ 7 1.3.5 Existing Wastewater Collection System ..................................................................... 8 1.3.6 Wastewater treatment plant site .................................................................................. 9 1.3.7 Receiving Body........................................................................................................... 10 1.4 Surveys........................................................................................................................ 10 1.4.1 Topographical surveys ................................................................................................ 10 1.4.2 Geotechnical investigations ........................................................................................ 10 1.4.3 Marine investigations.................................................................................................. 11 TABLE OF CONTENTS  Section 1:  Introduction and Existing Situation 