Product Overview

Summary: This Jobsite Communication Protocol SOP sets out clear, practical rules for how information is shared on site, from pre-starts and toolbox talks through to radio use and emergency alerts. It helps Australian businesses reduce misunderstandings, improve coordination between trades, and meet WHS duties by ensuring critical safety information is communicated consistently and effectively.

On a busy jobsite, poor communication is one of the fastest ways for work to go wrong and people to get hurt. Multiple contractors, shifting priorities, plant and pedestrian movements, and changing site conditions all rely on clear, timely and consistent information sharing. This Jobsite Communication Protocol Safe Operating Procedure provides a structured framework for how workers, supervisors, subcontractors and visitors communicate on site—whether in person, over two-way radios, via mobile phones or through digital platforms. It defines who communicates what, when, and how, so that critical safety information never falls through the cracks.

The SOP is designed specifically for Australian workplaces and aligns with WHS obligations around consultation, coordination and cooperation. It addresses common pain points such as mixed messages between principal contractors and subcontractors, confusion over radio channels, language barriers, and inconsistent pre-start briefings. By implementing this procedure, businesses can significantly reduce the risk of incidents caused by miscommunication, improve productivity through better coordination, and demonstrate a defensible, documented approach to information management on site. It becomes a practical, day-to-day tool for keeping everyone “on the same page” and responding quickly and calmly when conditions change or emergencies arise.

Key Benefits

• Reduce incidents caused by miscommunication, unclear instructions and unreported changes in site conditions.
• Ensure critical WHS information is consistently communicated through structured pre-starts, toolbox talks and handover briefings.
• Standardise the use of radios, phones and digital tools so all workers know the correct channels, call signs and escalation paths.
• Improve coordination between principal contractors, subcontractors and suppliers, reducing downtime, rework and conflict.
• Demonstrate compliance with WHS consultation and communication requirements through a clear, auditable protocol.

Who is this for?

• Site Supervisors
• Construction Project Managers
• WHS Managers
• Health and Safety Representatives (HSRs)
• Forepersons
• Leading Hands
• Principal Contractors
• Civil Construction Supervisors
• Maintenance Supervisors
• Utilities and Infrastructure Project Leads

Hazards Addressed

• Struck-by incidents involving mobile plant or vehicles due to unclear spotter or traffic controller communication
• Falls from height resulting from misunderstood instructions or incomplete briefings
• Electrical contact or service strikes arising from uncommunicated exclusion zones or asset locations
• Confusion and delays in emergency response due to unclear alarm, evacuation and radio protocols
• Exposure to hazardous substances where control measures or changes are not effectively communicated
• Conflicts and unsafe work interfaces between multiple contractors due to poor coordination
• Psychosocial risks such as stress and conflict related to unclear directions or mixed messages

Included Sections

• 1.0 Purpose and Scope
• 2.0 Definitions and Abbreviations
• 3.0 Roles and Responsibilities for Communication
• 4.0 Communication Channels and Hierarchy (verbal, radio, phone, digital)
• 5.0 Daily Pre-start, Toolbox Talk and Handover Communication Requirements
• 6.0 Radio Communication Protocols (call signs, channels, language, etiquette)
• 7.0 Critical Communication Scenarios (high-risk work, plant movements, isolations)
• 8.0 Emergency Communication and Escalation Procedures
• 9.0 Managing Communication with Subcontractors, Visitors and External Parties
• 10.0 Managing Language Barriers and Worker Diversity
• 11.0 Documentation, Records and Information Sharing (plans, permits, notices)
• 12.0 Training, Induction and Competency Requirements
• 13.0 Monitoring, Review and Continuous Improvement of Communication Protocols
• 14.0 References, Related Documents and Legislation

Legislation & References

• Model Work Health and Safety Act 2011 (Cth) – Duties of PCBUs to consult, cooperate and coordinate
• Model Work Health and Safety Regulations 2011 – Part 3.1: Managing risks to health and safety
• Safe Work Australia – Code of Practice: Work Health and Safety Consultation, Cooperation and Coordination
• Safe Work Australia – Code of Practice: Construction Work
• Safe Work Australia – Code of Practice: Managing the Work Environment and Facilities
• AS/NZS 4801:2001 Occupational health and safety management systems (superseded but still referenced in many systems)
• ISO 45001:2018 Occupational health and safety management systems – Requirements with guidance for use