Engineering Studies and Assessments for Existing Industrial Assets

Engineering Studies and Assessments for Existing Industrial Assets

Industrial engineering projects often begin with a problem rather than a fully defined solution.

A conveyor may be repeatedly failing. Existing drawings may no longer match the installed plant. A proposed equipment modification may appear practical, but access, structural support or installation constraints have not yet been confirmed.

Before committing to detailed design, procurement or fabrication, an engineering study can help establish what is known, what still needs to be investigated and which solution is most practical.

Hamilton By Design provides engineering studies and assessments for existing machinery, mining equipment, materials-handling systems, manufacturing facilities and brownfield industrial plants.


Engineer using a 3D LiDAR scanner at an industrial plant, with point-cloud data, a 3D CAD model, engineering analysis and technical drawings illustrating Hamilton By Design engineering studies and assessments.

What Is an Engineering Study?

An engineering study is a structured investigation into an asset, problem or proposed project.

The purpose is to gather suitable information, assess the available evidence and support a practical engineering decision.

Depending on the project, the study may combine:

  • Existing drawings and technical information

  • Site inspections

  • Engineering measurements

  • 3D LiDAR scanning

  • Point-cloud analysis

  • CAD modelling

  • Engineering calculations

  • Motion or clearance analysis

  • Finite element analysis

  • Maintenance and operating information

  • Photographs and site observations

The required tools depend on the question being investigated. The objective is not simply to produce more data; it is to turn available information into findings that can guide the next stage of the project.

When Is an Engineering Assessment Needed?

An engineering study may be useful when:

  • An asset is experiencing repeated failures

  • Existing drawings are incomplete or unreliable

  • Equipment is being replaced or upgraded

  • A plant modification is being considered

  • Fabrication must fit existing site conditions

  • Available installation space is uncertain

  • Machinery movement or clearances need to be checked

  • Wear, deformation or misalignment has been observed

  • Access or machine-guarding improvements are required

  • An obsolete component must be reverse engineered

  • A shutdown project requires better preparation

  • A project requires feasibility information before detailed design

Completing the assessment early can help identify constraints before they affect procurement, fabrication or site installation.

Existing-Condition Studies

Existing industrial assets often differ from their original drawings.

Equipment may have been repaired, modified, relocated or replaced over many years. Pipework and services may have been rerouted, while structural changes may never have been incorporated into the available drawings.

An existing-condition study establishes what is currently installed.

The investigation may include:

  • Reviewing available drawings

  • Completing site measurements

  • Capturing 3D laser-scan data

  • Comparing drawings against the installed asset

  • Identifying critical interfaces

  • Developing selected as-built CAD models

  • Recording structural and mechanical arrangements

This information provides a more dependable starting point for brownfield design, equipment replacement and fabrication.

Feasibility Studies

A feasibility study examines whether a proposed engineering solution is practical before significant resources are committed.

It may consider:

  • Existing site restrictions

  • Space available for new equipment

  • Access and maintainability

  • Equipment selection

  • Constructability

  • Installation requirements

  • Project risks

  • Alternative concepts

  • Preliminary engineering requirements

  • Shutdown and staging constraints

A feasibility study may not provide every detail required for construction. Instead, it helps determine whether the project should proceed and what further engineering work will be required.

Mechanical Equipment Assessments

Mechanical-equipment assessments examine the condition, arrangement or suitability of machinery and fabricated assets.

Equipment may include:

  • Conveyors

  • Chutes and transfer stations

  • Hoppers and bins

  • Rotating equipment

  • Machine frames

  • Guards and access systems

  • Production machinery

  • Mining equipment

  • Materials-handling systems

  • Fabricated mechanical assemblies

The assessment may identify visible damage, deformation, wear, alignment concerns, access restrictions and potential design improvements.

Dimensional and Geometric Assessments

Large industrial equipment can be difficult to assess using manual measurements alone.

Complex shapes, restricted access, surrounding structures and limited shutdown time may prevent all required geometry from being captured efficiently.

Engineering-grade 3D LiDAR scanning can assist with assessing:

  • Equipment geometry

  • Alignment

  • Clearances

  • Deformation

  • Mounting positions

  • Structural interfaces

  • Available installation envelopes

  • Fabrication fit-up

  • Connections to surrounding plant

The resulting point cloud can be reviewed directly or used as a reference for CAD modelling, dimensional comparison and drawing development.

Kinematic and Motion Studies

A kinematic study examines how machinery and mechanical components move through their operating range.

Applications may include:

  • Mechanical linkages

  • Hydraulic-cylinder travel

  • Articulated equipment

  • Moving machinery

  • Access doors and guards

  • Maintenance-removal paths

  • Operating envelopes

  • Component clearances

  • Potential mechanical interference

Existing machinery can be captured using 3D scanning and reconstructed in CAD. Motion analysis can then help identify clashes, restricted movement or inadequate clearance before physical modifications are made.

Finite Element Analysis and Structural Assessment

Finite element analysis can help investigate how a component or structure may respond to an applied load.

Depending on the project, the assessment may examine:

  • Stress distribution

  • Deflection

  • Load paths

  • Local stress concentrations

  • Connection behaviour

  • Existing damage

  • Proposed design changes

  • Reinforcement concepts

Reliable analysis requires clearly defined loads, material information, geometry, boundary conditions and assessment criteria.

FEA results should therefore be considered alongside engineering judgement, site information and the limitations of the available data.

Failure and Root-Cause Investigations

Repeated failures should not automatically be treated as isolated maintenance events.

Replacing the same damaged component without understanding why it failed may allow the problem to continue.

A root-cause investigation may review:

  • Operating conditions

  • Equipment geometry

  • Load paths

  • Material selection

  • Wear patterns

  • Misalignment

  • Maintenance history

  • Previous repairs

  • Fatigue-sensitive details

  • Interaction with surrounding equipment

The purpose is to identify likely contributing factors and recommend practical actions for repair, redesign, monitoring or further investigation.

Reliability and Asset-Condition Assessments

Reliability studies help maintenance and operations teams understand recurring problems and prioritise improvement work.

An assessment may include:

  • Visual condition review

  • Maintenance-history review

  • Wear and deformation observations

  • Alignment and support conditions

  • Vibration-related observations

  • Maintainability issues

  • Replacement considerations

  • Refurbishment options

  • Recommendations for further testing

This can help distinguish between a short-term repair and a longer-term engineering improvement.

Safety and Compliance Assessments

Older machinery and access systems may not reflect current operating practices or site requirements.

An engineering safety review may consider:

  • Machine guarding

  • Mechanical hazards

  • Maintenance access

  • Platforms and walkways

  • Stairs and ladders

  • Handrails

  • Equipment-isolation considerations

  • Proposed safety modifications

The applicable standards, assessment boundaries and intended outcome should be agreed before the review begins.

An engineering assessment does not automatically certify every aspect of an installation. Its scope, assumptions and limitations should be clearly documented.

Reverse-Engineering Assessments

Original drawings and manufacturer information are not always available for older or imported equipment.

Reverse engineering can be used to document an existing component or assembly and develop suitable replacement information.

The process may include:

  • Manual measurement

  • Component scanning

  • 3D laser scanning

  • Point-cloud processing

  • CAD reconstruction

  • Material review

  • Manufacturing review

  • Replacement drawings

  • Design-improvement recommendations

A worn or damaged component should not necessarily be copied exactly. The assessment should consider the intended function, interfaces and likely original geometry.

Typical Engineering-Study Deliverables

Deliverables should be selected according to the decision the study is intended to support.

They may include:

  • Engineering-study report

  • Existing-condition assessment

  • Site-inspection findings

  • Photographic record

  • Registered point cloud

  • Existing-condition CAD model

  • Marked-up drawings

  • General arrangement drawings

  • Dimensional comparison

  • Preliminary calculations

  • FEA results

  • Concept options

  • Risk and constraint register

  • Repair or replacement recommendations

  • Recommended further investigations

Not every project requires every deliverable. A focused scope can avoid unnecessary modelling and concentrate effort on the information that matters to the project.

A Practical Engineering-Study Process

1. Define the engineering question

Establish the problem, the required decision and how the completed study will be used.

2. Review available information

Review drawings, photographs, maintenance records, equipment information and previous reports.

3. Capture existing conditions

Complete the required site inspection, measurements, photographs, 3D scanning or component scanning.

4. Analyse the information

Use suitable calculations, CAD modelling, dimensional comparison, motion analysis or finite element analysis.

5. Document the findings

Record the available evidence, assumptions, limitations, findings and recommendations.

6. Support the next project stage

Use the completed study to assist with feasibility development, budgeting, detailed design, procurement, maintenance, fabrication or shutdown planning.

Industries Supported

Engineering studies and assessments can support projects across:

  • Mining and mineral processing

  • Materials handling

  • Steelmaking and smelting

  • Manufacturing

  • Food and beverage production

  • Water and wastewater

  • Power generation

  • Transport infrastructure

  • Heavy industrial facilities

  • Bulk-material storage and handling

Hamilton By Design supports industrial projects throughout New South Wales, Queensland, Victoria, Western Australia, South Australia and regional mining areas.

Not Sure Which Study You Need?

Clients do not always know the exact technical name of the study required.

A useful starting point is to identify:

  • The asset or equipment involved

  • The problem that has been observed

  • The information currently available

  • The decision that needs to be made

  • The required project timeframe

From there, the investigation can be scoped around the question that needs to be answered.

Make Better Decisions Before Detailed Design Begins

A practical engineering study can reduce uncertainty before a project proceeds into detailed design, procurement, fabrication or installation.

Hamilton By Design combines mechanical engineering, site investigation, 3D LiDAR scanning, CAD modelling, drafting and engineering analysis to assess existing industrial assets and proposed modifications.

Learn more about Engineering Studies and Assessments

Contact Hamilton By Design to discuss the equipment, existing information, project constraints and engineering decision your study needs to support.




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