Product Overview

Summary: This Monument and Historical Site Cleaning SOP sets out safe, conservation‑minded methods for maintaining statues, memorials, heritage façades and historic structures. It balances WHS obligations with heritage preservation requirements, helping your teams clean sensitive sites without damaging assets or exposing workers and the public to unnecessary risk.

Monuments, war memorials and historical sites require a very different approach to standard commercial cleaning. Surfaces are often fragile, porous or historically significant, with contamination ranging from biological growth and bird droppings to graffiti and urban pollution. This Safe Operating Procedure provides a structured, WHS-compliant method for assessing each site, selecting appropriate cleaning techniques, and managing risks to workers, the public and the heritage fabric itself.

Developed for Australian conditions, the SOP integrates workplace safety, environmental protection and conservation principles. It addresses common challenges such as working at height on plinths or elevated structures, controlling chemical exposure, managing lead-based paints or old coatings, and working in busy public spaces or active cemeteries. By implementing this procedure, organisations can demonstrate due diligence under WHS law, ensure consistent, respectful treatment of heritage assets, and provide clear guidance to staff and contractors on how to plan, execute and document monument cleaning activities.

This SOP is particularly valuable for councils, heritage trusts, RSLs, cemetery trusts, universities and facility managers responsible for historic campuses or precincts. It supports safer work planning, more predictable outcomes, and better alignment with heritage approvals and environmental expectations, while reducing the likelihood of costly damage, complaints or regulatory scrutiny.

Key Benefits

• Ensure cleaning activities protect both worker safety and the integrity of heritage materials.
• Reduce the risk of falls, chemical exposure and manual handling injuries during monument cleaning tasks.
• Standardise cleaning methods across sites and contractors, improving quality and consistency of outcomes.
• Demonstrate compliance with Australian WHS, heritage and environmental obligations through documented procedures.
• Minimise the likelihood of irreversible damage to stone, metal, plaques and historic finishes from inappropriate cleaning techniques.

Who is this for?

• Heritage Site Managers
• Facilities Managers
• Local Council Operations Supervisors
• Grounds and Maintenance Team Leaders
• Conservation and Heritage Officers
• Cleaning Contractors (Heritage and Public Realm)
• WHS Managers and Advisors
• Cemetery and Memorial Park Managers
• Parks and Gardens Supervisors
• Project Managers – Heritage Restoration

Hazards Addressed

• Working at height on plinths, steps, ladders or elevated work platforms
• Slips, trips and falls on wet or uneven surfaces around monuments and pathways
• Chemical exposure from cleaning agents, biocides, poultices and graffiti removers
• Inhalation of dust, biological contaminants (mould, guano) and fine particulates from surface preparation
• Musculoskeletal disorders from repetitive movements, awkward postures and manual handling of equipment
• Contact with sharp edges, corroded metal, broken stone and glass fragments
• Electrical hazards from powered cleaning equipment used outdoors or in damp environments
• Public interaction risks in open spaces, including uncontrolled access to work zones
• Environmental hazards from runoff of chemicals, debris and contaminants into soil, drains or waterways
• Potential exposure to lead-based paints, asbestos-containing materials or other legacy hazardous substances in older structures

Included Sections

• 1.0 Purpose and Scope
• 2.0 Definitions and Heritage Context
• 3.0 Roles and Responsibilities
• 4.0 Pre-Start Planning and Site Assessment
• 5.0 Heritage and Material Considerations (Stone, Metal, Plaques, Coatings)
• 6.0 Required Training, Competency and Induction
• 7.0 Tools, Equipment and Approved Cleaning Agents
• 8.0 Personal Protective Equipment (PPE) Requirements
• 9.0 Hazard Identification and Risk Assessment
• 10.0 Public Safety, Site Security and Traffic Management
• 11.0 Working at Height and Access Equipment Controls
• 12.0 Step-by-Step Cleaning Procedures for Different Surface Types
• 13.0 Graffiti and Stain Removal on Heritage Surfaces
• 14.0 Chemical Handling, Dilution and Storage
• 15.0 Environmental Controls and Wastewater Management
• 16.0 Manual Handling and Ergonomic Practices
• 17.0 Emergency Procedures (Spills, Exposure, Falls, Public Incidents)
• 18.0 Post-Cleaning Inspection, Documentation and Sign-Off
• 19.0 Maintenance, Equipment Care and Storage
• 20.0 Review, Consultation and Continuous Improvement

Legislation & References

• Work Health and Safety Act 2011 (Cth) and corresponding state and territory WHS legislation
• Work Health and Safety Regulations 2011 and equivalent state and territory regulations
• Safe Work Australia – Code of Practice: Managing the Work Environment and Facilities
• Safe Work Australia – Code of Practice: How to Manage Work Health and Safety Risks
• Safe Work Australia – Code of Practice: Hazardous Manual Tasks
• Safe Work Australia – Code of Practice: Managing Risks of Hazardous Chemicals in the Workplace
• Safe Work Australia – Code of Practice: Managing the Risk of Falls at Workplaces
• AS/NZS 1891 series: Industrial fall-arrest systems and devices
• AS/NZS 1715: Selection, use and maintenance of respiratory protective equipment
• AS/NZS 1716: Respiratory protective devices
• AS/NZS 1319: Safety signs for the occupational environment
• AS/NZS 4801 / ISO 45001: Occupational health and safety management systems (as applicable)
• Environment Protection Acts and regulations relevant to the state or territory (for management of wash water and runoff)
• Australia ICOMOS Burra Charter: The Australia ICOMOS Charter for Places of Cultural Significance (for heritage conservation principles)