TIDEWAY OFFSHORE SOLUTIONS Kathryn Hannis 23-11-2015
GENERAL INFORMATION
TIDEWAY GENERAL INFORMATION Tideway in a nutshell: Leading world class contractor In the high precision rock dumping (fall pipe vessel) market We aim to be A full service provider for oil & gas pipeline and power cable installation projects Our activities Rock placement, Landfalls & Outfalls, Offshore Dredging, Power Cable Installation, & Subsea works 3
ACTIVITIES & EQUIPMENT
TIDEWAY ACTIVITIES Rock placement Landfalls & Outfalls Offshore Dredging Cable Installation Protection & Stabilisation Services Pipeline / Cable Crossings Seabed Preparation Freespan Correction Platform Scour Protection Windfarm Scour Protection Special Applications 5
TIDEWAY EQUIPMENT Rock placement Landfalls & Outfalls Offshore Dredging Cable Installation FPV Flintstone FPV Rollingstone FPV Seahorse Length 154.6 139 162 m. m. Breadth Breadth 32m. 38m. 32.2 m. Draught Draught loaded loaded 6.60 6.347.74 m. m. Loading - Loading capacity cap. 19,000 11,500 18,000 t. Working Cruising depth speed max. 12 knots 2,000 Class m. Cruising ABS LR / DP / DP speed II II 15 knots - Class LR DP II, ICE 6
TIDEWAY ACTIVITIES Rock placement Landfalls & Outfalls Offshore Dredging Cable Installation Cofferdams Groynes Pulling Winch & Wire Wire Lay & Pipe Pull Nearshore Dredging Backfilling & Trench Re-instatement Directional Drilling / Microtunneling 7
TIDEWAY ACTIVITIES Rock placement Landfalls & Outfalls Offshore Dredging Cable Installation Pre-lay Dredging Post-Lay Burial Seabed Preparation Pre-sweeping sandwaves 8
TIDEWAY ACTIVITIES Rock placement Landfalls & Outfalls Offshore Dredging Cable Installation From continent to continent From OWFs to shore Infield cables between WTGs 9
TIDEWAY EQUIPMENT Rock placement Landfalls & Outfalls Offshore Dredging Cable Installation New Asset: MPV Living Stone (Q1 2017) Post-lay trencher CBT1100 10
TIDEWAY EQUIPMENT Rock placement Landfalls & Outfalls Offshore Dredging Cable Installation Length 161 m. Breadth 32.2m. Draught loaded 6.5 m. Loading capacity 10,000 t of cable (2x5,000 t turntables) Cruising speed 13.4 knots DP III 2x600 m 3 LNG plant tanks 11
TIDEWAY EQUIPMENT Rock placement Landfalls & Outfalls Offshore Dredging Cable Installation 12
TIDEWAY EQUIPMENT Rock placement Landfalls & Outfalls Offshore Dredging Cable Installation 2x400kW Electro-Hydraulic power packs 1750mm wide heavy duty track gear Heavy duty chain cutter system o 2.3m trench depth @ 4m MBR Rear mounted dual jetting swords o 3m trench depth @ 3m MBR TSS Dual track cable tracking system Capable of simultaneous or post-lay burial survey 13
PAST EXPERIENCE
TIDEWAY PAST EXPERIENCE Rock Placement Landfalls & Outfalls Offshore Dredging Cable Installation DONG Energy / Gwynt Y Mor OWF DONG Energy / Walney I & II OWF DONG / Gunfleet Sands DEMO BP / Claire Development Energy / Westermostrough 100s more BP / Magnus EOR Project PVDSA / Gasoducto Dragon / Cigma Chevron / Wheatstone Trunkline Shore Pull Gazprom / Nordstream Project Shell / Corrib Field Development Chevron / Wheatstone Project Cardon IV SA / Perla Early Field Development RWE / Breagh Field Development BritNed Cable project Babbage Project GDF Suez / Q13a-A Development Northwind / Northwind OWF C-Power / Thornton Bank OWF Statnett / NorNed HVDC Cable Interconnector Project 15
CURRENT & FUTURE PROJECTS
TIDEWAY CURRENT & FUTURE PROJECTS Gode Wind 1+2 Race Bank Innogy Nordsee 1 Merkur Germany DONG Energy / GeoSea Scour protection around 42 and 55 monopile foundations UK DONG Energy Scour protection around 62 of 91 monopile foundations Germany Nordsee One / GeoSea Scour protection for monopile foundations Germany Merkur Offshore / GeoSea Scour protection for monopile foundations 17
TIDEWAY PAST EXPERIENCE SUB-CONTRACT SERVICES General Mobilisation & Demobilisation Execution Engineering works Skilled and semiskilled labour Engineers Inspectors Admin Accommodation on shore Office space Taxi/shuttle services Welding shop Port services / facilities (incl. agents, bunkering, etc) Diving services Small tools / hardware Electrical services More... Trenching & Burial Pull-in works Survey Route Clearance Cable supply / manufacture Testing and commissioning UXO clearance HDD Rock supply Survey Conveyor belt maintenance ROV services CTVs, multicats, tugs, barges Cable protection system Earth moving equipment services More More 18
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