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| Wexford
to Lands End Fibre Optic Cable

Client: Esat Telecom
Date: 1997 - 1998
The Project involved acting as Clients Representative
to Esat Telecom on a Turnkey Contract which was awarded to
Pirelli for the supply, installation and commissioning of
a 255km fibre optic link (beach manhole to beach manhole)
between Kilmore Quay in Wexford to Sennen Cove at Lands End.
Responsibilities included Desk Studies, Planning Reports,
Landfall Selection and Design together with obtaining all
licences, permits and authorisations for the installation
of the cable. Responsibilities also included monitoring and
reporting of Pirelli construction activities. The company
was also involved in the satisfactory resolution of a issue
in which the Contractor agreed to replace the offshore section
of the cable at no additional cost to the client. |
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ESAT CABLE
DUCTING AT LANDS END
Project: Cable Ducting at Lands End
Client: Esat Telecom
Date: 1997 - 1998
The Project involved the planning, design and management of
approximately 3.0km of 4 way cable duct together with associated
Manholes and Junction Boxes. The project included cable routing,
land and wayleave acquisition, contract management, site supervision
and production of detailed As-Built Records.
The area traversed included
a highly sensitive dune system backing Sennen Cove Beach at
Lands End. A detailed Environmental Planning Report was produced
and close liaison was maintained with the local authorities
at all times. The construction phase of the project was completed
in four weeks with an extremely low level of disruption, and
a high level of reinstatement. The project was highly commended
by Penwyth District Council. |
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T-50
Project Client: Broad Band
Communications Ltd.
Date: 2000-2002 
The T-50 comprises a 44 km metropolitan system around Dublin
linking all of the major Business Parks which are home to the
various IDC’s, telehouses and multinational corporations
and tying into the transatlantic cable system hubs in Dublin.
The system provides 18 separate ducts with individual chambers.
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Lands End and Kilmore Quay
Cable Stations
Client: Esat Telecom
Date: 1997 - 1998
This Project involved the construction management of two Cable
Stations, one at Lands End in the UK and one at Kilmore Quay,
Co. Wexford. The Project included all aspects including site
identification and acquisition, wayleave acquisition, planning
permission, procurement, project management, equipment, construction
supervision, equipment installation and full commissioning.
The stations include
air conditioning, uninterruptable power supply, fire detection
and suppression, emergency generator and security system.
Special attention was given to the external appearance of
the buildings to ensure compatibility with the local surroundings
particularly. in Lands End where the building was designed
to complement local farm buildings. Full planning reports
were prepared addressing environmental issues and close liaison
with the local authorities enabling planning permission to
be obtained expeditiously.
The buildings were completed
15 weeks after commencement of work during the winter period,
and were available to receive the subsea cable in accordance
with the work programme of the turnkey Contract . |
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332km Fibre Optic Cable,
Western Digital Corridor
Client: Ocean
Date: 2000

The Western Digital Corridor consists of a 48 fibre and a 144
fibre optic cable system extending from north Dublin to Galway,
and on to Limerick over a distance of 332kms. The company was
involved in the development of solutions at points of Special
Engineering Difficulty (SED’ s) and in providing assistance
to Oceans Project Manager together with Quality Assurance audits,
monitoring of the installation and reinstatement, in certification
of compliance with the Specification, and in the issue of a
report for the Government in relation to Grant-Aid. |
360 Networks Terrestrial
Cable,
Ireland
Client: 360networks
Date: 2001

The 360 Networks Transatlantic system is the only telecoms
network linking Ireland directly to North America. Resilience
is provided in the first instance by routing to the North
and South of Ireland, and this is carried through by diverse
routing from Baldoyle to Clonshaugh with the return route
going from Clonshaugh to Sutton for the return leg to Boston
and Halifax.
The company was responsible for landfall selection, identification
and purchase of a building at Clonshaugh, diverse backhaul
planning, route design, way leaves, administration of contracts,
and project management on behalf of 360 Networks. |
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360 Networks Terrestrial
Cable,
Southport
Project: Terrestrial Cable
Client: 360networks
Date: 1999
The 360 Networks Transatlantic system is one of the major telecoms
networks linking the U.K. directly to North America. Resilience
is provided in the first instance by routing to the North and
South of Ireland, and this is carried through by diverse routing
from Ainsdale to the Cable Station at Southport with the return
route going from the Cable Station at Southport to Welds Road
for the return leg to Boston and Halifax.
The company was responsible for landfall selection, identification
and purchase of a building at Southport, diverse backhaul planning,
route design, way leaves, administration of contracts, and project
management on behalf of 360 Networks.
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360 Networks Terrestrial
Cable,
Southport
Project: Cable Station
Client: 360networks
Date: 1999

The company was responsible for the selection of a site, civil
works, site investigations, and design of the piled foundations
for the 10,000 sqm.Cable Station at Southport for 360networks.
Poor ground conditions and high water table dictated a requirement
for a grid of 120 No. 25m long driven piles. A gas-proof membrane
was also incorporated together with a capping layer and pile
tests were successfully completed prior to hand over to the
building contractor. |
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TGN Atlantic Cable System
Comprising TGN Atlantic North & TGN
Atlantic South
Client: TyCom Ltd.
Date: 2000-2001

The Project involved obtaining all permits, licences, consents
and approvals for the European sector of the TGN Atlantic system
incorporating: TGN Atlantic North extending from Brean in Somerset
to the continental shelf off the south west coast of Ireland.
TGN Atlantic South extending from Saunton in Devon to the continental
shelf off the south west coast of Ireland. Landfalls and Backhaul
to Cable Stations at Brean and Saunton.
Agencies which we dealt with in the UK: DETR (DTLR), MAFF(DEFRA),
Crown Estate, County and Borough Councils, Fishermen’s
Organisations, Harbourmasters, Private Landowners. Ireland:
Department of the Marine and Natural Resources, Department of
Foreign Affairs, Fishermen’s Organisations. |
TGN Northern Europe Cable
System Client: TyCom Ltd.
Date: 2000-2001 
The Project involved obtaining all permits, licences, consents
and approvals for the TGN Northern Europe system extending from
Hunmanby, Yorkshire in the UK to Eemshaven in the Netherlands
and for the Landfall and Backhaul to the Cable Station at Hunmanby.
Agencies which we dealt with in the UK:
DETR (DTLR), MAFF(DEFRA), Crown Estate, County and Borough Councils,
Fishermen’s Organisations, Harbourmasters, Private Landowners.
This Project also involved obtaining three
Pipeline Crossing Agreements. |
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TGN Western Europe Cable
System
Client: TyCom Ltd.
Date: 2000-2001 
The Project involved obtaining all permits, licences, consents
and approvals for the TGN Western Europe system TGN Western
Europe covering UK, Irish and French waters from Brean in Somerset
to Portugal and Saunton in Devon to Spain .
Agencies which we dealt with in the UK:
DETR (DTLR), MAFF(DEFRA), Crown Estate, County and Borough Councils,
Fishermen’s Organisations, Harbourmasters, Private Landowners.
Ireland:
Department of the Marine and Natural Resources, Department of
Foreign Affairs, Fishermen’s Organisations.
France:
Prefecture Maritime de L’Atlantique , Ministère
des affaires étrangères, Le ministère de
l’équipment, des transports et du logement, Mission
de Contrôle des Pêches |
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| McMahon Design & Management
Ltd. |
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Tel: (01) 853 6500 |
| 15 The Seapoint Building |
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Fax: (01) 853 6800 |
| 44- 45 Clontarf Rd, Dublin 3 |
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Email: info@mdmeng.ie
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Material in this website has been reproduced from
British Admiralty Charts 2182A, 1123, 2, 1121 and 1981 by permission
of the Controller of Her Majesty's Stationery Office ad UK
Hydrographic Office together with the hydographic offices of Belgium,
Denmark, Germany and France where their copyright material is included
in the reproduced material. © British Crown Copyright. All rights
reserved.(HA210/009/148/02).
Mapping also based on Ordnance Survey Ireland.
Licence No. NE 0001303 © Ordnance Survey Ireland and Government
of Ireland
Mapping data licensed from Ordnance Survey® Crown Copyright 2003.
All rights reserved, licence number 100027365 |
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