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Supervision of Water Supply Systems Rehabilitation Works in 17 (21) Towns of Georgia under WIMP (Rehabilitation of Ozurgeti Water Supply System - EIB/WIMP/W/ICB/12-L1)
Due to deteriorated conditions of existing City Network and Transmission Main Pipelines, part of City
Network is to be rehabilitated. 3nr of Pump Stations were to be fully rehabilitated and system modernzied.
Project included: rehabilitation of 3nr pump stations with installation , including complete civil rehabilitation works, provision of new pumps (8nr in total ranging from 360m3/h @ H=65.2m ,to 160m3/h @ H=80.4m), associated Steel Pipes, Valves & Fittings, new Pump Motor Control panels, Building Services, new High Voltage & Low Voltage Switchgear, SCADA System (automatic Pump Control, Flow Measurement, Chlorine Residual Monitoring) and installation of Chlorine Gas Dosing Systems.
Extension of Distribution Network, installation of Distribution Network 5,700m of PE100 Pipe (OD250,
OD200, OD160, OD110, OD90 & OD63), 385m of Steel d219/5mm Pipe, associated 264nr House Connections & associated 2,000m of PE100 Pipe (OD20) and “sectoring” of Network with 19nr Valves.
ORIGINAL FACADE NEW FACADE
ORIGINAL STATUS NEW “GRUNDFOS” PUMPS: 3X350/165M3/H, H=65M
ORIGINAL PUMP’S CONTROL CABINET NEW PUMP’S CONTROL CABINET
AUTOMATIC PUMP’S CONTROL
ORIGINAL STATUS OF EXISTING PUMPS REHABILITATION AND INSTALLATION OF EXISTING PUMPS: 1X630M3/H, H=90M; 1X530M3/H, H=50M
ORIGINAL CEILING STATUS DISMANTLING OF EXISTING & CONSTRUCTION OF NEW ROOF, CRANE MONORAIL (2T)
ORIGINAL ROOF SLAB / CEILING STATUS REHABILITATION OF EXISTING ROOF SLAB, NEW PVC CEILING , CRANE MONORAIL (2T)
NEW ROOF CONSTRUCTION PVC CEILING, CRANE MONORAIL (2T)
ORIGINAL COLLECTIVE WELL NEW STATUS OF COLLECTIVE WELL
ORIGINAL COLLECTIVE WELL STATUS COLLECTIVE WELL DURING CONSTRUCTION
ORIGINAL COLLECTION WELL SUCTION PIPE NEW SUCTION PIPES
ORIGINAL TRANSFORMER BUILDING REHABILITATED TRANSFORMER BUILDING
NEW CONTAINER TYPE TRANSFORMER (630KVA)
NEW DOUBLE-BUNKER TYPE CHLORINATOR BUILDING
DOUBLE BUNKERS FOR CHLORINE GAS CYLINDERS SPRINKLER SYSTEM FOR FLOODING THE CHLORINE GAS CYLINDER
CHLORINE GENERATION EQUIPMENT, WATER PURIFICATION BY CHLORINE GAS
ORIGINAL FAÇADE STATUS NEW FACADE
ORIGINAL PUMP NEW PUMPS: 3X160M3/H, H=65M
ORIGINAL PUMP NEW PUMPS DURING INSTALLATION
ORIGINAL ROOF SLAB, CRANE REHABILITATION WORKS, PVC CEILING, CRANE MONORAIL (2T)
ORIGINAL COLLECTIVE WELL REHABILITATED WELL
SUCTION PIPES DURING INSTALLATION
ORIGINAL FAÇADE, PUMP’S CRANE MONORAIL NEW FAÇADE, MONORAIL CRANE (2T)
ORIGINAL PUMP’S CONTROL CABINET NEW PUMP’S CONTROL CABINET
ORIGINAL CHLORINE GAS CHLORINATING EQUIPMENT NEW CHLORINE GENERATION EQUIPMENT
NEW TRANSFORMER 400KVA
EMERGENCY PIT NEXT TO THE CHLORINATOR ROOM – FOR EVACUATION AND DISPOSAL OF CHLORINE GAS CYLINDER IN CASE OF EMERGENCY
MONORAIL CRANES SYSTEM (2T) FOR DELIVERY, REPLACEMENT AND EVACUATION OF CHLORINE GAS CYLINDERS
ORIGINAL FAÇADE STATUS NEW FAÇADE BEFORE PAINTING
PS#3 SIDE VIEW WITH NEW PUMP’S CRANE MONORAIL EMERGENCY PIT NEXT TO THE CHLORINATOR ROOM – FOR EVACUATION AND DISPOSAL OF CHLORINE GAS CYLINDER IN CASE OF EMERGENCY
PS#3 BACKSIDE ORIGINAL STATUS
ORIGINAL PUMP NEW PUMPS: 2X160/180M3/H, H=80M
PRIMER PUMP AUTOMATIC CONTROL OF THE PUMPS
ORIGINAL CONTROL CABINET NEW CONTROL CABINET
ORIGINAL TRANSFORMER BUILDING REHABILITATED STATUS
ORIGINAL TRANSFORMER NEW TRANSFORMER 250KVA
ORIGINAL STATUS NEW STATUS
ORIGINAL STATUS OF COLLECTIVE WELL REHABILITATED COLLECTIVE WELL
EMERGENCY PIT NEXT TO THE CHLORINATOR ROOM – FOR EVACUATION AND DISPOSAL OF CHLORINE GAS CYLINDER IN CASE OF EMERGENCY
CHLORINE GAS CHLORINE GENERATION EQUIPMENT
TRANSMISSION/DISTRIBUTION MAIN (KITE MEGRILADZE STREET)
IN TOTAL 1,726M OF PE100, PN12,5 DN200MM TRANSMISSION MAIN PIPE INSTALLED CONNECTING PS#3 TO THE CITY NETWORK
PIPE MATERIAL, VALVES, HYDRANTS AND FITTINGS
EXISTING STEEL PIPELINE AND NEW PE PIPELINE, OLD PIPE WAS DISCONNECTED DURING CONSTRUCTION WORKS
TRANSMISSION MAIN PE DN200 CONNECTION TO PS#3
13NR BRANCHES INSTALLED (PE DN63-160MM) IN TOTAL LENGTH OF 3,060M) WITH 217NR HOUSE CONNECTIONS
PRESSURE TESTING AS PER “SNIP” CONSTRUCTION NORMS AND REGULATIONS 3.05.04-85*
PE PIPE JOINTS WELDING PREFABRICATED CONCRETE MANHOLES WITH BITUMEN CORROSION PROTECTIVE LAYERS
LARGE CONSUMER’S SERVICE LINES
LARGE CONSUMER’S SERVICE LINE MANHOLES
PIPE SADDLES FOR HOUSE CONNECTIONS SERVICE LINES CONNECTION WITH EXISTING HOUSE CONNECTION
13NR BRANCHES INSTALLED (PE DN63-160MM) IN TOTAL LENGTH OF 3,060M)
GATE VALVES
STEEL D219X5MM PIPE IN 385M LENGTH TRENCH EXCAVATION
EXISTING PIPELINE PARALLEL TO NEW STEEL PIPELINE ABANDONED DURING CONSTRUCTION
NODE POINTS FOR CONNECTION WITH EXISTING PIPELINES
PE DN40-250MM IN 900M LENGTH
47NR HOUSE CONNECTIONS IN 260M LENGTH WATER METER PE BOX
19NR SECTOR VALVES; 4NR RESIDUAL CHLORINE ANALYSERS; 2NR PRESSURE REDUCING VALVES
PRESSURE REDUCING VALVE SHAFT ON TRANSMISSION MAIN
PREFABRICATED CONCRETE MANHOLES FOR INSTALLATION OF NEW SECTOR VALVES ON EXISTING NETWORK
SECTOR VALVES
FLOW CONTROL – PRESSURE REDUCING VALVE ON TRANSMISSION MAIN