Himo Marine Service Himo Marine Service Pte Ltd, Singapore

Projects

Work we have signed off.

Here are some of the practical repair solutions delivered for vessels in port and at anchorage — the condition found, what the job actually required, and the state the vessel was returned in. Below them, the full scope we are set up to take on.

Case 01

Replacement of the AE seawater cooling pipes in the engine room

  • LocationEngine room
  • SystemAuxiliary engine seawater cooling
  • DisciplineMarine piping renewal
  • ModeOnboard, vessel afloat

Scope of work

  • Onboard inspection and assessment of the affected pipe sections.
  • Removal of damaged pipe sections and preparation of the work area.
  • Supply and installation of replacement seawater cooling pipes.
  • Fitting, alignment and connection to the existing system.
  • Inspection and testing following installation.

Condition found

  • Deterioration and leakage identified within the auxiliary engine seawater cooling pipework.
  • Affected piping sections required replacement to maintain system reliability.

Result

  • Seawater cooling system restored.
  • Reliable auxiliary engine operation supported.
Technician inspecting corroded seawater cooling pipework
01 — Inspection and preparation
Damaged pipe section being cut out
02 — Removal of damaged section
The removed corroded pipe section with flange
03 — Removed pipe section
New pipe section installed and coated
04 — New section installed
Installed pipeline run through the engine room
05 — Installed pipeline
Completed pipework connected to the existing system
06 — Completed pipework

Case 02

Replacement of the ballast valve in the pump room

  • LocationPump room
  • SystemBallast system
  • DisciplineValve renewal
  • ModeOnboard, vessel afloat

Scope of work

  • Isolated the affected section and prepared the pump-room work area.
  • Removed the existing ballast valve from the piping system.
  • Installed the replacement valve and completed the necessary connections.
  • Checked valve operation and system integrity after installation.

Condition found

  • A defective ballast valve identified within the vessel’s ballast system.
  • The affected section required intervention to restore dependable operation.

Result

  • Reliable ballast system operation restored.
  • Disruption to vessel activities minimised.
Technicians rigging the replacement ballast valve into position
01 — Rigging the replacement valve
Valve being installed onto the ballast line
02 — Installation onto the line
Replacement valve connected and secured
03 — Connected and secured

Case 03

Repair of the ballast pipes in the pump room

  • LocationPump room
  • SystemBallast piping
  • DisciplinePipe repair & welding
  • ModeOnboard, vessel afloat

Scope of work

  • Inspected the ballast pipework and assessed repair requirements.
  • Prepared the work area and removed or rectified damaged portions.
  • Carried out pipe repair and reinstatement works onboard.
  • Completed inspection and operational checks following the repair.

Condition found

  • Affected ballast pipework identified in the pump room.
  • Pipe condition required repair and reinstatement.

Result

  • Integrity of the ballast piping system restored.
  • Operational reliability improved.
Damaged and corroded ballast pipe section
01 — Damaged pipe section
Welding repair in progress on the ballast pipe
02 — Repair works in progress
Surface cleaning and preparation of the pipe
03 — Surface cleaning and preparation
Repaired ballast pipe section after reinstatement
04 — Repaired and reinstated section

Case 04

Water ballast tank cleaning

  • LocationWater ballast tank
  • SystemBallast tank internals
  • DisciplineTank cleaning, enclosed space entry
  • ModeOnboard, vessel afloat

Scope of work

  • Prepared tank-entry activities and mobilised manpower and cleaning equipment.
  • Removed accumulated sediment, sludge and surface contamination.
  • Systematically cleaned tank surfaces and internal areas.
  • Focused on difficult-to-access areas around tank structure and fittings.
  • Maintained safe working practices throughout the tank-entry operation.
  • Completed final inspection to confirm the required level of cleanliness.

Condition found

  • The water ballast tank required cleaning and removal of accumulated contamination.
  • Internal areas required systematic cleaning before final inspection.

Result

  • Tank restored to a clean and serviceable condition.
  • Vessel maintenance and inspection requirements supported.
High-pressure cleaning of the tank interior
01 — High-pressure cleaning
Crew working inside the ballast tank
02 — Tank cleaning in progress
Internal tank area after cleaning
03 — Internal area after cleaning
Tank cleaned to the required standard
04 — Cleaned to the required standard

Capability

Full repair & service scope.

Fifteen disciplines we are set up to take on, and where we can take them on — alongside or at anchorage, in the workshop, or as emergency attendance.

Category Typical services Onboard Workshop Emergency
01 Hull & Structural Steelwork Steel renewal; insert plates; brackets; foundations; cracks; deformation; hatch covers; manholes; local structural repairs ●●●
02 Deck, Mooring & Lifting Equipment Anchors; anchor chains; windlass; mooring winches; bollards; fairleads; chain stoppers; pad eyes; sea-fastening fittings ●●●
03 Marine Piping Systems Cargo; ballast; bilge; fire; cooling; fuel; lube oil; seawater; air; steam; pipe supports; flange fabrication & renewal ●●●
04 Valves & Pipe Fittings Valve repair and replacement; overhaul; flange repair; gasket renewal; leakage rectification; actuators and fittings ●●●
05 Welding & Fabrication Onboard fabrication; workshop prefabrication; pipe spools; brackets; foundations; grating; handrails; ladders; temporary structures ●●●
06 Deck Maintenance & Corrosion Protection Mechanical preparation; water and hydro jetting; coating repair; preservation; corrosion treatment; temporary protection ●○●
07 Ballast & Cargo Tank Maintenance Tank cleaning; ventilation support; coating repair; anodes; brackets; local steel renewal; residue removal ●○●
08 Machinery & Mechanical Repair Pumps; compressors; purifiers; heat exchangers; hydraulic systems; bearings; mechanical seals; troubleshooting ●●●
09 Marine Electrical Motors; generators; starters; control panels; cables; lighting; emergency systems; basic troubleshooting ●●●
10 Deck & Accommodation Repair Doors; hatches; handrails; ladders; gratings; deck fittings; sanitary and plumbing; minor steelwork ●●●
11 Inspection & Condition Assessment Onboard visual inspection; defect identification; repair recommendations; thickness measurement coordination; scope preparation ●●●
12 Survey & Class Support Pre-survey inspection; defect rectification; Class, Flag and Owner survey attendance; repair documentation and handover ●○●
13 Emergency & Breakdown Repair Breakdown troubleshooting; emergency welding and fabrication; leakage repair; temporary repair; port and anchorage attendance ●◍●
14 Docking & Shipyard Repair Support Pre-docking inspection; repair planning; yard coordination; subcontractor coordination; repair attendance; handover ●●●
15 Specialist & Subcontracted Services Specialist machinery overhaul; NDT; testing; calibration; electrical specialist works; certified services through qualified partners ●●●
●  Available ◍  Limited ○  Not applicable

Next port call

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We will come back with scope, manpower and attendance against your schedule.

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