References | Marmara Diving : Marine outfall, Dredging, Salvage, Offshore contractor

Employer :	Aksa Akrilik Kimya Sanayi A.Ş.
Subcontractor :	Marmara Dalgıçlık İnşaat Sanayi ve Tic. Ltd. Şti.
Scope of Work :	690 meters in length and Ø 1600 mm in diameter HDPE PN4 seawater intake pipeline construction scope of the work; Sea 5000 m³ excavation and levelling done, instead of at sea to be sunk off the pipeline, Installation water intake pit at -27 meters deep, 3500 m ³ back filling and deepen the port covers of the works.

Employer :	İski Genel Müdürlüğü
Contractor :	Marmara Dalgıçlık İnşaat Sanayi ve Tic. Ltd. Şti.
Scope of Work :	İski (Omerli) Raw Water Pump Station Suction Hopper and Water Intake Structure Cleanliness covered lake located within the 8 x 8 meter and 15 meters in depth sprinklers structure be cleaned the mussel’s sack lake with tooth transportation, land-based 6 x 32 meters length , 23 meters deep the water intake chamber made of mussel cleaning tank with pressure pump relocation work shown is taken out.

Employer :	Nuh Çimento Sanayi A.Ş.
Contractor :	Ats Arıtma
Subcontractor :	Marmara Dalgıçlık İnşaat Sanayi ve Tic. Ltd. Şti.
Scope of Work :	Nuh Cement Port facilities under-15 meters of Pier 3 pcs Ø 800 mm from the seawater inlet system installation

Employer :	Fırat Plastik Kauçuk San. ve Tic. A.Ş.
Subcontractor :	Marmara Dalgıçlık İnşaat Sanayi ve Tic. Ltd. Şti.
Scope of Work :	Enka Teknik Libya produced for Project 6 pcs 500 meter in length Ø 1400 mm diameter HDPE PN6 pipes to be launched, making side by side installation of safety measures taken at sea for 10 days and delivery works

Employer :	Öztaş İnşaat, İnşaat Malzemeleri Tic. A.Ş.
Subcontractor :	Marmara Dalgıçlık İnşaat Sanayi ve Tic. Ltd. Şti.
Scope of Work :	Mardin, Kiziltepe (white water) drinking water water infiltrated a structure repair on scope; Caisson made as 25 x 6 metre water infiltrated a structure inside of the screening, concrete repair of underwater welding support needs to be done, should be supported with a pillow and get the water reservoir of cemented Assembly installation, granular material and leveling test covers work by pouring.

Employer :	İsu Genel Müdürlüğü (İnşaat Yatırım Dairesi Başkanlığı)
Contractor :	Hidrotek Arıtma İnşaat Sanayi ve Tic. Ltd. Şti.
Subcontractor :	Marmara Dalgıçlık İnşaat Sanayi ve Tic. Ltd. Şti.
Scope of Work :	İsu Plajyolu belongs to maneuver a wastewater treatment plant room from 2 pcs Ø 1000 mm steel tube cut CRP sea discharge of output under the blind dates; Filled with water to the level of the sea room to maneuver. Steel pipes by the underwater cutting over 1500 mm long pipe into the pump discharge lines are imported, made cleaning with. Attaching pipes pipe blindly apparatus creaters. Out of the water in the pump room to maneuver through the pressing room is completed

Employer :	Aksa Akrilik Kimya Sanayi A.Ş.
Subcontractor :	Marmara Dalgıçlık İnşaat Sanayi ve Tic. Ltd. Şti.
Scope of Work :	Ø 1600 mm above sea Intake line old water inlet chamber is disassembled, the new entry reservoir site preparation, water intake high performance, the new chamber -27 m the erection of the pipe and container support assembly by performing commissioning and testing works.

Employer :	İsu Genel Müdürlüğü (İnşaat Yatırım Daire Başkanlığı)
Contractor :	Hidrotek Arıtma İnşaat Sanayi ve Ticaret Ltd. Şti.
Subcontractor :	Marmara Dalgıçlık İnşaat Sanayi ve Tic. Ltd. Şti.
Scope of Work :	İzmit Plajyolu wastewater treatment plant construction of the revision in the context of former marine discharges were dismantled, 300 meter new Ø 1400 mm, Ø 1200 mm, Ø 1000 mm diameter PE100 HDPE PN6 pipe flange and adapter supply, fabrication and erection of boiling, block, 3000 pieces cemented mounting pad production and Assembly, 3800 m³ dredging of the sea with sea discharge construction work.

Employer :	Nuh Çimento Sanayi A.Ş.
Contractor :	Marmara Dalgıçlık İnşaat Sanayi ve Tic. Ltd. Şti.
Scope of Work :	5 years period of maintenance and repair of Sea Water Intake line

Employer :	IHI İzmit Köprü Şantiyeleri
Contractor :	TYK İnşaat San. ve Tic. Ltd. Şti.
Subcontractor :	Marmara Dalgıçlık İnşaat Sanayi ve Tic. Ltd. Şti.
Scope of Work :	Construction site infrastructure in the 2200 meters Ø 75 mm HDPE PN16 wastewater pipeline supply and laying of 2,000 meters, Ø 75 mm HDPE PN16 clean water pipeline supplying and laying waste water tank, pump, valve and clean water valve supply and connections made commissioning is.

Employer :	İski Genel Müdürlüğü
Contractor :	Mpe Engeneering
Subcontractor :	Marmara Dalgıçlık İnşaat Sanayi ve Tic. Ltd. Şti.
Scope of Work :	İski Affiliated İlkent, Büyük Çekmece, Heybeli island, Silivri Central, Kınalı island, Büyük island, Burgaz island including Ø 315 – Ø 1600 mm diameter in the range of total 7pcs. 9177 meter and -60 meter deep sea discharge underwater video inspection (cctv), to obtain the coordinates and reporting . Burgaz island pipe plug of sea discharge, the clamp assembly. Heybeli island marine outfall located at -42 meter with congestion caused by mounting flange also be brought into line operational works.

Employer :	Su Ürünleri Merkez Araştırma Enstitüsü
Contractor :	Marmara Dalgıçlık İnşaat Sanayi ve Tic. Ltd. Şti.
Subcontractor :	–
Scope of Work :	Phase-1 Water -55 meters deep water intake line can not be taken underwater controls are made on land lines from the pool into the water by pressing with 37 kW pump blockage detection and -45 meters underwater to make the controls of water intake line. Phase-2 Flange fracture detected – 55 meters deep water intake line to be drilled, block the removal of the welding process is done again laying, -55 m, -45 m and -25 m in the intake structures to be cleaned, which is open flange consolidation, broken clamp hit points and all lines tested and commissioning is brought into operation.

Employer :	Boskalis Offshore Marine B.V.
Contractor :	Marmara Dalgıçlık İnşaat Sanayi ve Tic. Ltd. Şti.
Subcontractor :	–
Scope of Work :	Taklift 6 Hull and water suction line Inspection, 3 Pieces sea chest cover removed to be given to the deck, the interior of the water jet cleaning to be done with the lids is closing.