Shutdown Services

Planned. Controlled. Delivered.

TES Group provides comprehensive shutdown, turnaround and outage support for critical industrial and infrastructure assets.

From early planning and mobilisation through isolation, maintenance, inspection, testing, reinstatement and commissioning, our teams help clients execute complex shutdown activities safely, efficiently and within demanding programme constraints.

Whether supporting a planned maintenance outage, equipment replacement, system modification or major turnaround, TES provides the engineering expertise, specialist personnel and technical services required to return assets to operation with confidence.

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COMPLETE SHUTDOWN SUPPORT

One Team. Multiple Disciplines. One Objective.

Shutdowns bring together multiple work scopes within a very limited operating window.

Effective execution requires more than simply providing labour.

TES combines planning, engineering, specialist mechanical services, inspection, testing and commissioning to support the complete shutdown lifecycle.

Our involvement can begin months before the shutdown or be mobilised to support specific critical-path activities.

Typical support includes:

Shutdown Planning • Mechanical Services • Specialist Cleaning • Inspection • Valve Services • Testing • Commissioning • Technical Support • Reinstatement

OUR SHUTDOWN CAPABILITIES

Shutdown Planning & Preparation

Successful shutdowns are won during the planning stage.

TES can work alongside client engineering, operations and maintenance teams to define work scopes, identify interfaces and establish the resources required to execute shutdown activities efficiently.

Planning support can include:

  • Scope development
  • Site surveys
  • Constructability reviews
  • Equipment identification
  • Work-pack development
  • Method statements
  • Risk assessments
  • Isolation requirements
  • Resource planning
  • Specialist equipment requirements
  • Temporary services
  • Vendor coordination
  • Programme development
  • Critical-path identification
  • Commissioning requirements
  • Reinstatement planning

The objective is simple:

Reduce uncertainty before the shutdown begins.

Mechanical Shutdown Services

TES can provide experienced mechanical personnel and specialist support for planned maintenance, repair, replacement and modification activities.

Typical scopes can include:

  • Pumps
  • Motors
  • Gearboxes
  • Blowers
  • Fans
  • Heat exchangers
  • Pipework
  • Valves
  • Strainers
  • Filters
  • Pressure vessels
  • Mechanical packages
  • Skid-mounted equipment
  • Cooling systems
  • Process equipment

Activities can include equipment removal, inspection, maintenance, replacement, alignment, reinstatement and preparation for return to service.

Valve Services

Valves are frequently a major component of shutdown and turnaround programmes.

TES can coordinate and deliver specialist valve activities including:

  • Valve removal and reinstatement
  • Valve inspection
  • Overhaul and refurbishment
  • Safety and relief valve servicing
  • Pressure testing
  • Seat leakage testing
  • Functional testing
  • Actuator inspection
  • Control valve support
  • On-site testing
  • Valve identification and tagging
  • Certification and documentation

Where practical, on-site valve testing and maintenance can reduce transportation requirements and help minimise critical-path turnaround times.

Industrial Cleaning

Clean Systems. Reliable Restart.

Contamination, deposits and process residues can significantly affect inspection, maintenance and commissioning activities.

TES can integrate specialist industrial cleaning into the shutdown programme.

Services can include:

  • High-pressure water jetting
  • Pipework cleaning
  • Vessel cleaning
  • Tank cleaning
  • Heat exchanger cleaning
  • Vacuum recovery
  • DISAB vacuum services
  • Liquid-ring vacuum systems
  • Drain and system cleaning
  • CCTV inspection
  • Debris removal
  • Specialist system cleaning

Cleaning activities can be coordinated directly with inspection and maintenance teams to minimise downtime between work phases.

Inspection & Condition Assessment

Shutdowns provide a valuable opportunity to inspect equipment and systems that cannot normally be accessed during operation.

TES can provide or coordinate specialist inspection techniques including:

  • Visual inspection
  • Borescope inspection
  • Thermal imaging
  • Vibration analysis
  • Ultrasonic inspection
  • Remote visual inspection
  • Drone inspection
  • Internal equipment inspection
  • Condition assessment
  • Corrosion observations
  • Mechanical inspection

Inspection findings can be documented and used to support repair decisions before equipment is returned to service.

Rotating Equipment Services

TES provides engineering support for critical rotating assets throughout shutdown and restart activities.

Typical equipment includes:

Pumps • Motors • Fans • Blowers • Gearboxes • Coupled Equipment

Services can include:

  • Mechanical inspection
  • Bearing condition assessment
  • Coupling inspection
  • Laser alignment
  • Soft-foot checks
  • Vibration analysis
  • Thermal inspection
  • Lubrication checks
  • Rotation checks
  • Pre-start inspection
  • Operational testing
  • Post-start condition monitoring

Where baseline information is available, post-maintenance results can be compared against previous operating conditions.

Pressure & Leak Testing

Following maintenance or modification, systems may require verification before they can safely be returned to operation.

TES can support:

  • Hydrostatic pressure testing
  • Pneumatic testing
  • Leak testing
  • Tightness testing
  • System integrity testing
  • Valve testing
  • Test-pack preparation
  • Test boundary verification
  • Instrumentation requirements
  • Test witnessing
  • Test certification

Testing can be incorporated directly into the shutdown programme to support efficient handover between mechanical completion and commissioning.

FLUSHING & SYSTEM CLEANLINESS

Following modifications, equipment replacement or intrusive maintenance, system cleanliness can be critical to a successful restart.

TES can support specialist flushing and cleaning activities including:

  • Water flushing
  • Dynamic flushing
  • Chemical cleaning coordination
  • Oil flushing
  • Filtration
  • Temporary filtration systems
  • Temporary pumps and hoses
  • System cleanliness verification
  • Sampling
  • Oil analysis
  • Water-quality testing

Temporary equipment and flushing strategies can be developed around the specific system configuration and cleanliness requirements.

BOLT TENSIONING & CONTROLLED BOLTING

Critical flange and equipment connections require controlled assembly before systems are returned to service.

TES can provide specialist bolting support including:

  • Hydraulic bolt tensioning
  • Controlled torque tightening
  • Bolt stretching
  • Flange management
  • Joint integrity verification
  • Bolt identification
  • Tightening records
  • Final inspection

Controlled bolting activities can be integrated with pressure testing and mechanical completion requirements.

TROUBLESHOOTING & DIAGNOSTICS

When the Restart Doesn’t Go to Plan.

Shutdown completion does not always mean the system is ready for operation.

Unexpected vibration, overheating, flow problems, control instability or equipment trips can quickly threaten the restart programme.

TES can deploy specialist troubleshooting capabilities including:

Vibration Analysis • Thermal Imaging • Laser Alignment • Borescope Inspection • Ultrasonic Testing • Hydraulic Analysis • Performance Testing

Our engineers investigate the complete system to identify the root cause and establish the corrective action required.

COMMISSIONING & RESTART

From Mechanical Completion to Operation.

One of TES Group’s key advantages is our ability to continue beyond maintenance and construction activities into commissioning and system restart.

Our commissioning engineers can support:

  • Mechanical completion verification
  • Pre-commissioning
  • System walkdowns
  • Punch-list management
  • Valve line-up verification
  • Filling and venting
  • Pressure verification
  • Flushing
  • Functional testing
  • Pump commissioning
  • Equipment start-up
  • Control verification
  • BMS / control-system interface testing
  • Performance testing
  • Troubleshooting
  • Final handover

This provides continuity between the teams carrying out shutdown works and those responsible for returning the asset to operation.

THE TES SHUTDOWN PROCESS

01 — PLAN

Understand the shutdown scope, equipment, programme, interfaces and critical-path activities.

02 — PREPARE

Develop work packs, resources, specialist equipment, temporary systems and mobilisation requirements.

03 — ISOLATE

Support controlled system shutdown, isolation verification and preparation for maintenance activities.

04 — EXECUTE

Complete maintenance, cleaning, inspection, valve, mechanical and specialist works.

05 — TEST

Verify equipment and system integrity through inspection, pressure testing and functional testing.

06 — REINSTATE

Reassemble systems, verify mechanical completion and prepare equipment for operation.

07 — COMMISSION

Complete pre-start checks, functional testing, commissioning and system performance verification.

08 — HANDOVER

Close outstanding defects and provide structured documentation for return to normal operation.

CRITICAL-PATH SUPPORT

Every Hour Matters.

During a shutdown, delays to one critical activity can affect the entire restart programme.

TES focuses resources around activities that directly influence the critical path.

Our multidisciplinary capability allows additional engineering and specialist resources to be deployed when unexpected conditions are identified.

This can significantly reduce the time lost coordinating multiple independent contractors when problems arise.

Identify. Respond. Resolve. Continue.

SHUTDOWN MANAGEMENT & COORDINATION

For larger scopes, TES can provide engineering and supervisory personnel to support shutdown management and coordination.

Roles can include:

  • Shutdown Managers
  • Project Managers
  • Commissioning Managers
  • Mechanical Supervisors
  • Commissioning Engineers
  • Mechanical Engineers
  • QA/QC Personnel
  • HSE Personnel
  • Planners
  • Technical Specialists
  • Skilled Mechanical Trades

TES can operate as a specialist contractor within a wider shutdown organisation or manage defined multidisciplinary work packages.

RAPID MOBILISATION

Additional Support When the Programme Needs It.

Shutdown programmes can change quickly.

Unexpected equipment condition, additional work scopes and delayed activities can create immediate requirements for specialist resources.

Subject to availability and location, TES can mobilise additional engineering, technical and trade personnel to support critical shutdown activities.

This provides clients with access to additional capability without having to source multiple specialist contractors independently.

SHUTDOWN DOCUMENTATION

Shutdown execution is only complete when the technical documentation is complete.

TES can provide structured shutdown records including:

  • Work-pack completion records
  • Inspection reports
  • Photographic records
  • Valve certificates
  • Pressure-test certificates
  • Alignment reports
  • Vibration reports
  • Thermal imaging reports
  • Cleaning records
  • Flushing records
  • Oil and water analysis results
  • Commissioning documentation
  • Punch-list status
  • Test results
  • Final technical reports
  • Handover dossiers

Documentation can be structured around client requirements and incorporated into existing completion-management systems.

SUPPORTING CRITICAL INDUSTRIES

TES Group provides shutdown and outage support across technically demanding environments including:

Data Centres

Cooling infrastructure, mechanical systems, electrical support systems and critical equipment maintenance.

Power Generation

Planned outages, rotating equipment, valves, pipework and balance-of-plant systems.

Waste-to-Energy & Biomass

Boilers, pumps, valves, fans, process systems and auxiliary plant.

Oil & Gas

Mechanical equipment, valves, pressure systems, process infrastructure and turnaround support.

Water & Wastewater

Pumping systems, treatment equipment, valves, pipework and mechanical assets.

Pharmaceutical & Life Sciences

Controlled maintenance, system modifications, testing and reinstatement.

Food & Beverage

Production equipment, utilities, mechanical systems and planned maintenance.

Industrial Manufacturing

Production infrastructure, utilities and critical rotating equipment.

WHY TES GROUP?

Integrated Specialist Capability

Rather than coordinating numerous independent specialist contractors, clients can access multiple technical disciplines through TES.

ENGINEERING-LED

Shutdown activities supported by experienced engineering and commissioning personnel.

MULTIDISCIPLINARY

Mechanical, inspection, cleaning, valve, testing and commissioning capability.

CRITICAL-PATH FOCUSED

Resources targeted around activities that determine shutdown duration and restart.

COMPLETE LIFECYCLE

Support from initial planning through maintenance, testing, commissioning and handover.

TECHNICALLY DOCUMENTED

Structured inspection, testing and completion records throughout the programme.

FLEXIBLE DELIVERY

From individual specialist services to complete managed shutdown work packages.

ONE PARTNER FROM SHUTDOWN TO START-UP

A successful shutdown isn’t measured when the maintenance work finishes.

It’s measured when the asset is safely back in operation.

TES Group combines engineering, specialist services, testing and commissioning capability to help clients plan shutdowns effectively, execute critical work efficiently and return equipment and systems to service with confidence.

Planning. Execution. Testing. Commissioning. Handover.

Planning a Shutdown or Turnaround?

Speak to TES Group about your upcoming maintenance shutdown, turnaround or planned outage.

Discuss Your Shutdown

Request Technical Support

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