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Industrial risk assessment

Paper, Wood and Packaging Manufacturing Risk Assessment: Process, Safety and Supply Risks

A worked example of how a plant that converts paper reels, wood and board into packaging finds, scores and controls risks to people, quality, supply, data, the environment and customer trust.

Updated November 2026 8 hazards assessed Review every 6 months Highest risk: Critical to Medium
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Executive summary

This assessment shows how a paper, wood and packaging plant can find, rate and control the risks that matter most to people, quality, supply and continuity. Eight hazards were chosen because they are plausible on a converting floor, in a timber area and in the office that supports them. Machine entanglement and wood dust carry the highest inherent scores because a single event can cause serious harm. Process stoppages, supplier dependence and claims about product performance are more likely but usually less severe. Each risk is scored before controls and again after existing and added controls. Most risks fall to Medium or Low once added controls are in place, but entanglement, dust and chemical release stay at Medium because the consequences remain serious. The first actions are fixed guarding at nip points, dust and ignition controls, a written changeover checklist and a verified second supplier. The plant is a teaching example, so every score illustrates method, not a real organization.

Focus area
Paper, wood and packaging manufacturing
Setting
Converting and processing plant that makes paper products, wood components and folding or corrugated packaging
Method
Five by five likelihood and impact risk register

Scope

This assessment covers a plant that converts paper reels, wood and board into packaging and wood components, from receiving materials to dispatch. It looks at risks to people, quality, supply, data, the environment and customer trust. It does not cover pulp mill operations, product design or the legal position of any real business. Layout, jurisdiction, product type and systems are assumptions made for teaching.

Context

The plant runs three shifts with a production manager, maintenance team, quality technician, health and safety lead and a small purchasing group. Reels are slit and rewound on winders, board is cut and folded on converting lines, and wood is sawn, planed and finished in a separate area. A production control system schedules jobs and stores recipes. Each risk is scored before controls to show its natural level, then again after existing controls and the additional controls that should be added.

Objectives, assets and stakeholders

The objective is to run safe, reliable and compliant converting lines that deliver packaging on time and to specification, while protecting people, the environment and customer trust. Assets in scope include machines and guarding, dust extraction and fire systems, raw material stock, finished goods, the production control system and its recipe data, and the accuracy of product claims. Stakeholders include operators, maintenance staff, visitors and contractors, customers, suppliers, neighbors, regulators and the owners. Every risk has one owner role, and the production manager keeps the register current and reports to site leadership each month.

Risk matrix: before and after controls

Each cell shows hazard numbers placed by likelihood and impact. Compare the two grids to see how controls move each hazard.

Before controls

Inherent risk

Risk before controls: rows are likelihood from almost certain to rare, columns are impact from insignificant to catastrophic. Cells list hazard numbers.
1
Insignificant
2
Minor
3
Moderate
4
Major
5
Catastrophic
5 Almost certain Likelihood 5, impact 4, score 20, critical: H01
4 Likely Likelihood 4, impact 3, score 12, high: H03 H06
3 Possible Likelihood 3, impact 4, score 12, high: H04 H05 H07 Likelihood 3, impact 5, score 15, high: H02 H08
2 Unlikely
1 Rare

After controls

Residual risk

Risk after controls: rows are likelihood from almost certain to rare, columns are impact from insignificant to catastrophic. Cells list hazard numbers.
1
Insignificant
2
Minor
3
Moderate
4
Major
5
Catastrophic
5 Almost certain
4 Likely
3 Possible Likelihood 3, impact 2, score 6, medium: H03
2 Unlikely Likelihood 2, impact 2, score 4, low: H06 Likelihood 2, impact 3, score 6, medium: H04 H05 H07 Likelihood 2, impact 4, score 8, medium: H01 H02 H08
1 Rare
  • Low 1 to 4
  • Medium 5 to 9
  • High 10 to 16
  • Critical 17 to 25

Hazard register

A summary first, then the detail for each hazard.

Summary of hazards with scores before and after controls
No.HazardBeforeAfterOwner
H01 Entanglement and crushing at winders, presses and slitters 20 Critical 8 Medium Maintenance manager
H02 Wood dust accumulation and ignition in sawing and shaving 15 High 8 Medium Health and safety lead
H03 Web breaks and line stoppages causing off-spec output 12 High 6 Medium Production manager
H04 Dependence on a few suppliers for pulp, board and timber 12 High 6 Medium Purchasing manager
H05 Unsupported product performance and sourcing claims 12 High 6 Medium Quality manager
H06 Competence gaps during changeovers and new equipment 12 High 4 Low Production manager
H07 Compromise of production control systems and recipe data 12 High 6 Medium IT manager
H08 Emissions, effluent and chemical spills 15 High 8 Medium Environmental manager
H01

Entanglement and crushing at winders, presses and slitters

Safety Before 20 After 8

Operators reach into nip points, rewinding rolls or moving press parts while machines run or guards are open, causing crush and entanglement injuries.

Who or what is affected: Machine operators, maintenance staff and visitors

Causes

Guards removed to clear jams, worn interlocks and pressure to keep lines running.

Consequences

Amputation, crush injury, fatality, enforcement action and loss of a production line.

Existing controls

  • Emergency stops are fitted at each line.
  • Operators are trained on guarding before first use.

Control gaps

Interlocks are tested only at installation, and bypass keys are not tracked.

Additional controls

  • Prevent: Fit fixed guards and interlocks to all nip points and verify them at the start of each shift.
  • Detect: Record guard checks and any bypass found during floor rounds.
Likelihood 5 x impact 4 before; 2 x 4 after Owner: Maintenance manager Target: Within 30 days Early warning: Guard removed or bypassed on any line, or lockout not logged at a maintenance task.
H02

Wood dust accumulation and ignition in sawing and shaving

Safety Before 15 After 8

Fine wood dust builds on floors, ducts and motors in the timber area, and a spark, hot surface or static discharge can ignite it, causing fire or explosion.

Who or what is affected: Timber area operators, maintenance crews and neighboring units

Causes

Leaking duct joints, poor housekeeping and ignition sources from worn bearings.

Consequences

Fire, burns, explosion, building loss and production stoppage.

Existing controls

  • Dust extraction runs on the main saws and shavers.
  • Smoking and hot work are banned in the timber area.

Control gaps

Extraction flow is not measured, and floor cleaning is not logged.

Additional controls

  • Prevent: Fit spark detection, grounding and motor enclosures suited to dust areas.
  • Respond: Practice a timber area fire drill covering shutdown and extinguisher use.
Likelihood 3 x impact 5 before; 2 x 4 after Owner: Health and safety lead Target: Within 45 days Early warning: Dust deposits above the cleaning limit in the timber area, or extraction running below set flow.
H03

Web breaks and line stoppages causing off-spec output

Operational Before 12 After 6

Paper webs tear, board jams and adhesive or registration drifts during running, causing stoppages, scrap and packaging that misses dimensions or print specification.

Who or what is affected: Converting line operators, quality staff and customers waiting for orders

Causes

Worn rollers, incorrect tension settings, damp stock and rushed changeovers.

Consequences

Lost output, scrap, late orders and customer rejection.

Existing controls

  • Reels are checked for splices before loading.
  • A quality check is made at the start of each run.

Control gaps

Tension settings are kept from memory on some lines, and samples are not logged.

Additional controls

  • Prevent: Set tension and speed limits for each grade and record them in the production system.
  • Detect: Sample output at set intervals and log dimensions and print registration.
Likelihood 4 x impact 3 before; 3 x 2 after Owner: Production manager Target: Within 60 days Early warning: Web breaks or unplanned stops per shift above the agreed baseline on any converting line.
H04

Dependence on a few suppliers for pulp, board and timber

Supplier Before 12 After 6

One or two sources supply most fiber, board or timber, so a late delivery, quality drop, price rise or supplier failure halts production and raises cost without warning.

Who or what is affected: Production planners, purchasing staff, customers and cash flow

Causes

Long contracts with one supplier, limited regional capacity and low stock levels.

Consequences

Stoppage, missed orders, higher costs and loss of customer confidence.

Existing controls

  • Incoming goods are checked against the order.
  • Supplier performance is reviewed each quarter.

Control gaps

Supplier reviews do not include financial health or delivery risk.

Additional controls

  • Prevent: Approve a second source for each critical material and test its quality against the specification.
  • Respond: Hold safety stock for critical grades and agree a priority delivery route with the main carrier.
Likelihood 3 x impact 4 before; 2 x 3 after Owner: Purchasing manager Target: Within 60 days Early warning: A critical material with only one approved source, or rising rejections from one supplier.
H05

Unsupported product performance and sourcing claims

Legal and compliance Before 12 After 6

Packaging is marketed with claims about strength, recyclability, food contact suitability or fiber sourcing that the evidence does not support, misleading customers and inviting challenge.

Who or what is affected: Customers, end consumers, sales staff and brand owners who sell the packs

Causes

Pressure to win orders, claims copied from others and out-of-date test reports.

Consequences

Customer complaints, withdrawn product, legal challenge and loss of trust.

Existing controls

  • Sales staff use an approved product data sheet.
  • Test reports are kept on file for major grades.

Control gaps

Claims in sales presentations are not checked, and test reports are not dated.

Additional controls

  • Prevent: Require an evidence check and sign-off before any new claim is published.
  • Detect: Review customer labels and marketing material each quarter against the evidence file.
Likelihood 3 x impact 4 before; 2 x 3 after Owner: Quality manager Target: Within 60 days Early warning: Product claims or label changes issued without a documented evidence check.
H06

Competence gaps during changeovers and new equipment

People Before 12 After 4

Operators set up new grades, dies or machines without full training or a checklist, so errors, unsafe steps or wrong settings reach the line and the customer.

Who or what is affected: Operators, team leaders and maintenance staff

Causes

Staff turnover, new products arriving quickly and training records that are not kept current.

Consequences

Injury, scrap, rework, customer complaints and extended downtime.

Existing controls

  • Operators are trained on each machine before working alone.
  • Team leaders sign off set up sheets.

Control gaps

Training records are not checked against the skills needed for each line.

Additional controls

  • Prevent: Issue a written changeover checklist and verify competence before solo setup.
  • Detect: Audit a sample of changeovers each month and record the findings.
Likelihood 4 x impact 3 before; 2 x 2 after Owner: Production manager Target: Within 45 days Early warning: A changeover completed by an operator without a current competence record.
H07

Compromise of production control systems and recipe data

Technology and data Before 12 After 6

Malware, shared passwords or unpatched controllers reach the production control system, changing recipes, schedules or machine settings, or exposing customer order data.

Who or what is affected: Production staff, customers and suppliers whose data is held

Causes

Shared logins, remote access left switched on, unpatched controllers and removable media.

Consequences

Wrong settings, stoppage, scrap, lost order data and customer distrust.

Existing controls

  • User accounts are personal and password protected.
  • Production data is backed up each night.

Control gaps

Machine controllers are outside the patch cycle and remote access is not logged.

Additional controls

  • Prevent: Separate office and machine networks and patch controllers on a tested schedule.
  • Recover: Test restoring recipes and schedules from backup and keep a manual fallback sheet for each line.
Likelihood 3 x impact 4 before; 2 x 3 after Owner: IT manager Target: Within 30 days Early warning: Unexpected changes to recipes or machine settings, or a login from an unknown device.
H08

Emissions, effluent and chemical spills

Environmental Before 15 After 8

Adhesive, coating, cleaning chemicals or boiler fuel are spilled or released, and effluent from washing or pulping leaves the site above set limits, harming water, air and neighbors.

Who or what is affected: Neighbors, wildlife, waterway users, site staff and emergency responders

Causes

Drum leaks, overfilled tanks, unmapped drains and boiler upset.

Consequences

Pollution, clean-up cost, enforcement action, loss of permit and community complaint.

Existing controls

  • Chemicals are stored in labeled, bunded areas.
  • Spill kits are placed at each store and production line.

Control gaps

Drain points are not fully mapped, and monitoring results are reviewed only monthly.

Additional controls

  • Prevent: Replace high-hazard chemicals where a safer option exists and check bund integrity each month.
  • Detect: Monitor effluent and emissions at set points and compare results with the site limit.
Likelihood 3 x impact 5 before; 2 x 4 after Owner: Environmental manager Target: Within 60 days Early warning: A drain or bund showing leakage, or effluent readings trending toward a set limit.

Rating method and evaluation

Each risk is rated on two five-point scales. Likelihood runs from Rare to Almost certain, and impact runs from Insignificant to Catastrophic, with injury, environmental release, lost production, customer rejection and data loss all considered. Multiplying the two gives a score from 1 to 25, which falls into one of four bands: Low from 1 to 4, Medium from 5 to 9, High from 10 to 16 and Critical from 17 to 25. The band guides how quickly work must start. Inherent risk is the score before any controls. Residual risk is the score after existing and added controls, and it must never be higher than the inherent score. Where inherent risk is 10 or more, the residual score must be lower. Critical risks stop the affected work until a control is in place. High risks need senior attention and a dated plan, Medium risks need routine controls and a named owner, and Low risks are accepted and watched. Ratings are challenged by the operators and technicians who do the work, by a second assessor who did not score the risk, and by review after any near miss or equipment change. An indicator reaching its threshold triggers a rerating.

Likelihood, impact and rating bands

Likelihood

  • 5 Almost certain: Expected to happen in most circumstances.
  • 4 Likely: Will probably happen in many circumstances.
  • 3 Possible: Could happen at some time.
  • 2 Unlikely: Not expected, but it could happen.
  • 1 Rare: Only in exceptional circumstances.

Impact

  • 1 Insignificant: No lasting effect. Handled within routine work.
  • 2 Minor: Small effect that is quickly corrected.
  • 3 Moderate: Noticeable effect that needs managed effort to correct.
  • 4 Major: Serious effect on people, delivery or reputation.
  • 5 Catastrophic: Severe or lasting effect that threatens the whole activity.

Bands (likelihood x impact)

  • Low (1 to 4): Accept and monitor.
  • Medium (5 to 9): Manage with routine controls.
  • High (10 to 16): Senior attention and a treatment plan.
  • Critical (17 to 25): Act first. Do not proceed until reduced.

Monitoring, escalation and review

Review this assessment every 6 months, and sooner when an indicator below reaches its threshold.

Early-warning indicators and escalation thresholds
Indicator to watchEscalate when
Guard removed or bypassed on any line, or lockout not logged at a maintenance task.Escalate to the maintenance manager at once and stop the line, and to site leadership if it recurs within a month.
Dust deposits above the cleaning limit in the timber area, or extraction running below set flow.Escalate to the health and safety lead the same shift, and stop sawing if extraction is not restored within a day.
Web breaks or unplanned stops per shift above the agreed baseline on any converting line.Escalate to the production manager when the baseline is exceeded for three shifts, and to site leadership if it continues.
A critical material delivered late, rejected or sourced from one approved supplier for more than one month.Escalate to the purchasing manager at once, and to site leadership when a critical material has no second source.
Product claims or label changes issued without a documented evidence check.Escalate to the quality manager before release, and withhold the change until the evidence is accepted.

Contingency arrangements

If a serious event occurs, such as a machine injury, a dust fire, a chemical spill or a batch found unsafe after dispatch, the site stops the affected line, makes the area safe and gives first aid as trained. The production manager and health and safety lead inform site leadership and, where a duty applies, the relevant authority as set by the jurisdiction. Affected product is quarantined and traced through the production control records. Maintenance restores guarding and extraction only after a documented check. Customers and staff receive clear, timely information, and the event is reviewed for lessons.

Prioritized action plan

  1. Fit fixed guarding to all nip points on winders and presses, and lock out before access, owner maintenance manager, within 30 days.
  2. Install and test dust extraction with ignition controls in the timber area, owner health and safety lead, within 45 days.
  3. Issue a written changeover checklist and confirm operator competence on each line, owner production manager, within 45 days.
  4. Approve a verified supplier list with a second source for pulp and board, owner purchasing manager, within 60 days.
  5. Review all product performance and sourcing claims against the evidence file, owner quality manager, within 60 days.

Conclusion

Safe and reliable converting depends on a few steady habits: fixed guarding, managed dust and ignition controls, rigorous changeover checks, verified suppliers, evidence-based claims and tested systems. The highest scores sit with entanglement, wood dust and fire, and each has actions that bring the residual score down. Treat the register as a living record, review it on the stated cycle or after any trigger, and seek qualified engineering, safety, environmental and legal advice for any real plant or product decision.

Assumptions and limitations

Assumptions

  • The site converts purchased pulp, paper reels, board and timber into finished packaging and wood components, with no pulp mill on site.
  • Jurisdiction and specific safety, environmental and labeling rules are not specified, so legal duties are described in general terms only.
  • Equipment includes reel handling, winders, presses, saws, shavers and a mix of older and newer machines under a managed maintenance program.

Limitations

  • Scores are teaching examples and do not describe any real plant, product or supplier.
  • Machine safety, dust, emissions and labeling rules vary by place and change over time, so specialist review is needed.
  • This is educational content and does not replace a formal site-specific assessment or licensed engineering, environmental or legal advice.

Related frameworks to study

  • Hierarchy of controls
  • Three lines model of risk ownership
  • Plan, do, check, act cycle for continual improvement
  • Failure mode and effects analysis as a study method

Industrial Risk Assessment

China, India, United States, Indonesia, Pakistan, Nigeria, Brazil, Bangladesh, Russia, Japan, Mexico, Philippines, Vietnam, Egypt, Turkey, Germany, United Kingdom, France, Italy, Canada, South Korea, Australia, Spain.

For Learning Reference Only: This assessment demonstrates how risk assessment principles are applied in a practical setting, providing a useful reference for learning and understanding. Actual assessments may be adapted to suit specific site conditions and circumstances.

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