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  2. /Services
  3. /Installation & maintenance
  4. /
  5. Rig repair, yard stays and SPS support
Installation & maintenance

Rig repair, yard stays and SPS support

Semco Maritime A/SEsbjerg Brygge 30, 6700 Esbjerg, DenmarkServes International projects through Danish operations, group subsidiaries and project partners; execution location follows the contracted scope.

Plan and execute rig repairs, upgrades and survey work.

Las Palmas alliance facilities (2026)
More than 650 m quay; water depth up to 22 m; 15,000 m² outdoor storage and 4,000 m² workshops/offices, provided through the Zamakona alliance.
Las Palmas alliance workshop cranes (2026)
Two 50 t and three 5 t overhead cranes with 11 m hook height; Spanish alliance facility.
Hanøytangen facilities
160,000 m² industrial area and 356 single accommodation rooms at the Norwegian group yard.
Price

Price on request

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Source: semcomaritime.com

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SM
Semco Maritime A/S
Esbjerg Brygge 30, 6700 Esbjerg, DenmarkSemco Maritime engineers, builds, installs and maintains offshore and onshore energy systems. The Esbjerg-based business combines structural, mechanical, electrical and control engineering with steel fabrication, workshops, field crews and project management. Its work spans offshore wind substations and turbine service, oil and gas facilities, rig upgrades, telecommunications and firefighting. The components business supplies electrical, instrumentation and safety equipment. New-energy work includes carbon capture infrastructure, power-to-X plants and integration of partners’ energy-storage technologies. International subsidiaries and yard alliances extend the delivery network; their facilities remain distinct from Danish operations.
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About this service

Yard stays, preservation, reactivation, transit carryover and third-party packages use Danish and international facilities according to the project. Hanøytangen provides Norwegian drydock work; the Zamakona alliance in Las Palmas began operations in March 2026. Shipyard in a Box mobilises container workshops, stock, utilities, project management and multidisciplinary crews at the asset, onshore or offshore. Local and partner resources work under Semco project management.

Service details

Las Palmas alliance facilities (2026)
More than 650 m quay; water depth up to 22 m; 15,000 m² outdoor storage and 4,000 m² workshops/offices, provided through the Zamakona alliance.
Las Palmas alliance workshop cranes (2026)
Two 50 t and three 5 t overhead cranes with 11 m hook height; Spanish alliance facility.
Hanøytangen facilities
160,000 m² industrial area and 356 single accommodation rooms at the Norwegian group yard.
Mobile rig-work delivery
Shipyard in a Box combines container facilities, multidisciplinary resources and project management, onshore or offshore; local and supplier personnel remain managed within the Semco project organisation.
Mobile facility options (2017)
Electrical/mechanical workshops, stock, offices, changing rooms, laundry, toilets, kitchens, meeting/induction/recreation rooms, HSE facilities and land-based accommodation, selected for the yard and project.
Rig front-end planning deliverables
Stage-gate planning, scope definition, surveys, work packs, risk/critical-path assessment, tender-ready specifications and execution/closeout planning; clients may engage selected planning stages.
Mobile yard infrastructure
Quayside and mooring coordination, electrical power, water/firewater, drainage/sewage, storage, workshops, lifting equipment, tugs/pilots, accommodation and catering are arranged to suit the location.
Invergordon facilities (2017)
140,000 m² laydown/outdoor storage, up to 4,000 m² indoor storage and more than 400 m deepwater quayside; UK port facilities and contractor workshops, not Danish-owned capacity.
Invergordon Queens Dock (2017)
150 × 120 m dock, 12 m depth, 4 m tidal variation, six 250 t and eleven 50 t bollards; 36 m access stair tower and approximately 2 bar water connection.
Invergordon Berth 1 (2017)
50 m quay, 7 t/m² loadout, depth up to 5.5 m, 20 m quay opening and four 50 t bollards; quay height 1.5 m and tidal variation 4 m.
Invergordon Berths 2–4 (2017)
288 m quay, 20 t/m² heavy-load pad, depth 8–14.5 m, 30 m quay opening, five 200 t and fifteen 50 t bollards; quay height 1.5 m and tidal variation 4 m.
Invergordon Berth 5 (2017)
154 m quay, loadout up to 20 t/m², 14 m depth, 50 m quay opening, four 200 t and nine 50 t bollards; 230 V 50 Hz and 415 V three-phase shore supply.
Invergordon lifting and project support (2017)
Crane service up to 1,000 t, heavy-lift barge operations within port limits at 38 m water depth, up to 70 permanent project office places and canteen for up to 100 people. Separate facility figures do not define a combined lift or berth envelope.