Having determined the number and credential level of medical staff required at an event, the next task is deploying them effectively. Where they are positioned, how they are organized, how they communicate and rotate, and whether their own welfare is managed determines whether the staffing plan on paper translates into an effective medical operation in practice. A large, well-credentialed medical team that is concentrated in one area of the site, that lacks clear zone assignments, or that has been on duty for 12 hours without rest is far less effective than a smaller, well-deployed team with clear responsibilities and adequate rotation.

This article addresses the deployment of mobile medical staff across the event site, coverage for the stage pit area, employee and worker medical care (a separately required function from audience medical care), and the clinical waste management requirements that apply to any event medical operation.

Zone-Based Deployment of First-Aiders

At events large enough to require more than a few first-aiders, a zone-based deployment structure is more effective than a centralized model. In a zone-based structure, the event site is divided into defined areas, each assigned to a specific number of first-aiders who are responsible for monitoring that zone, responding to incidents within it, and reporting to the main medical facility when a patient requires transfer (Federal Emergency Management Agency [FEMA], 2010; Arbon et al., 2011).

Zone assignments should be based on:

• The density of the audience in each area — higher-density zones require more medical staff
• The distance from each zone to the nearest first-aid station and the main medical facility
• The specific risk profile of each zone (the pit area in front of the stage requires dedicated coverage; vendor areas with commercial cooking require proximity to someone who can manage a burn or laceration quickly)
• The access constraints in each zone — areas with very restricted pedestrian access require personnel who are already inside the zone, because getting a response team into a dense crowd area after an incident begins is significantly slower than having a roving responder already there

Mobile first-aiders in zone assignments must be in constant radio contact with their supervisor. The zone supervisor, in turn, reports to the Medical Group Supervisor. This chain of communication enables medical resource redeployment — if one zone is generating significantly more presentations than anticipated, additional resources can be redirected from lower-demand zones (FEMA, 2010).

Pit Area and Front-of-Stage Medical Coverage

The area immediately in front of the stage at a standing concert — the “pit” — is one of the highest-risk locations for medical incidents at any event. Crowd density in this area is typically at or near the maximum of any zone on the site. Heat, physical exertion, restricted movement, and the proximity of large speaker systems (which can contribute to disorientation) combine to produce a disproportionate share of fainting, heat illness, and crowd crush injuries (Arbon, 2007).

Minimum equipment quickly accessible at or from the pit area should include: a rescue board and cervical collars (for spinal immobilization in the event of a fall or crush injury), oxygen therapy and resuscitation equipment, and assorted splints (FEMA, 2010). The medical workers assigned to pit coverage should be experienced in casualty handling in crowd environments — the technique for extracting an unresponsive patient from a dense crowd without causing additional injuries to bystanders or to the patient is a specific skill that requires training and experience beyond standard first aid.

At events with a dedicated pit area separated from general admission by a barrier, a designated extraction zone should be established immediately in front of the stage barrier, with stewards trained in crowd surfing patient extraction — the procedure for receiving and supporting a patient who has been passed over the crowd toward the barrier. The appropriate response to a crowd surfer who arrives over the barrier in distress is to lower them to the ground on the correct side of the barrier, provide initial assessment, and call for medical assistance from the pit medical team — not to return them to the crowd (Arbon, 2007).

Mobile Response Teams

At high-risk events or large-site events where travel time from the main medical facility to the furthest audience areas exceeds three to five minutes, a dedicated mobile response team is warranted. A mobile response team consists of at least two providers with an appropriate skills mix — typically a paramedic and an EMT or first-aider — equipped with a mobile response kit and a means of transport: a golf cart, bicycle, or on foot in tighter venues (FEMA, 2010).

The mobile response team’s role is to respond rapidly to high-acuity incidents anywhere on the site, provide advanced assessment and initial treatment, and coordinate transport to the main medical facility or ambulance handoff point. Unlike first-aiders assigned to zone patrol, the mobile response team does not have a zone responsibility — it is a flexible resource available to respond wherever the incident occurs. The team must remain in radio contact with the Medical Group Supervisor at all times and must confirm their return to availability after each response (FEMA, 2010).

Staffing the Main Medical Facility

The main medical facility must be staffed throughout the event — including before the event opens (for pre-event queue coverage), during the performance, and after the event closes (for post-event egress coverage). Staffing the facility requires rotation planning: providers who have been on duty for extended periods are less effective and more error-prone than rested providers. The appointed medical provider should plan crew rotations to ensure that the same individuals are not on their feet for more than four to six hours at a stretch during high-demand periods without rest (FEMA, 2010).

Unless trained as part of a mobile response team, nurses assigned to the main medical facility should be dedicated to the facility — not redeployed to the event floor. The facility-based team handles the triage and treatment of patients who have been brought in from the event floor by first-aiders or mobile responders, manages patients awaiting ambulance transport, and coordinates clinical management of the most complex presentations (FEMA, 2010).

Employee and Event Worker Medical Care: OSHA Requirements

Employers are legally responsible for providing first-aid facilities, equipment, and trained personnel for all event workers — whether employed, contracted, or volunteer — if they are injured or become ill during the event. This obligation arises from OSHA 29 CFR 1910.151, which requires employers to ensure adequate first-aid supplies and personnel are available in the absence of a clinic, hospital, or other emergency medical facility near the workplace (Occupational Safety and Health Administration [OSHA], 2016).

This requirement is separate from the audience medical provision. Event organizers frequently focus all their medical planning on audience needs and treat event worker medical care as an afterthought — addressed by simply directing injured workers to the audience first-aid station. This approach creates several problems:

• Workers’ medical incidents are typically occupational injuries — injuries sustained while performing work tasks — and require documentation and OSHA recordkeeping separate from audience patient records
• Workers may have access to backstage areas, restricted zones, or areas at significant distance from audience medical facilities, creating longer response times if audience facilities are the only option
• The mixing of worker and audience patients at the same facility can compromise both the privacy of workers’ occupational health records and the capacity of the audience medical facility at peak demand

Best practice is to establish a designated Medical Unit (in ICS terminology) specifically for event personnel — a distinct function within the medical operation, even if physically co-located with the audience main medical facility. A written agreement between all employers at the event — the production company, vendors, contractors, and service organizations — should specify the medical coverage arrangements and confirm that all workers’ needs are addressed (FEMA, 2010; OSHA, 2016).

Rest, Welfare, and Rotation for Medical Staff

The welfare of medical, ambulance, nursing, and first-aid workers must be planned. Medical personnel who are physically exhausted, inadequately hydrated, or working in inadequate environmental conditions make more clinical errors and respond more slowly to incidents. At any event lasting more than four hours, rest areas, sanitary facilities, and dining facilities must be provided for medical staff. Where possible, these facilities should be separate from audience facilities to allow staff adequate downtime without constant exposure to the event environment (FEMA, 2010).

Rotation schedules must also account for the weather conditions at the event. In hot weather, medical staff wearing high-visibility vests in direct sunlight are at risk of heat illness themselves — the people responsible for treating heat illness. Adequate shade, hydration supply, and rotation breaks are not optional concessions but operational requirements for maintaining an effective medical team throughout the event.

Clinical Waste Management

Every event medical operation generates clinical waste: used gloves, blood-contaminated dressings, sharps (needles, lancets, IV catheters), and biologically contaminated materials. Specific clinical waste management provisions are required at every event medical facility (OSHA, 2012):

• Approved sharps containers — rigid, puncture-resistant, leak-proof containers clearly marked with the biohazard symbol — must be present at every location where injectable medications are used or blood glucose testing is performed. Needles must never be recapped by hand, resheathed, or disposed of in regular waste containers.
• Bio-hazard bags or equivalent approved containers for blood-contaminated dressings and other soft clinical waste, clearly marked with the biohazard symbol and distinct from regular event waste
• A plan for the transport and disposal of clinical waste after the event, consistent with applicable state and local regulations for biomedical waste. Clinical waste may not be disposed of in standard municipal waste streams — it requires licensed biomedical waste disposal
• All personnel who may contact clinical waste — including non-clinical staff who might handle bins or bags — must be trained in universal precautions and provided with appropriate personal protective equipment

Non-clinical waste generated at medical facilities (food containers, general trash, water bottles) must be managed through the event’s standard waste management plan — but must be kept clearly separate from clinical waste streams. Contamination of clinical waste containers with non-clinical waste, or vice versa, creates both a regulatory problem and an infection control risk (OSHA, 2012).

Psychiatric and Social Welfare Needs

At large or lengthy events, consideration should be given to the potential need for mental health or psychiatric support services. Events that attract a wide demographic mix, that last multiple days, that occur in isolated settings, or that attract audience members experiencing personal crisis may generate presentations that require more than physical medical care. A psychiatric care team — or at minimum, a welfare team trained in psychological first aid — can address these needs without overwhelming clinical medical resources with cases that are better suited to social and emotional support (FEMA, 2010; American Psychological Association, 2020).

Welfare services are distinct from medical services. A medical first-aid station is not a welfare center, and staffing it with clinical personnel does not address the needs of a person who is distressed, separated from companions, or experiencing a mental health episode but does not require medical intervention. A separate welfare provision — clearly signed, staffed with appropriately trained personnel, and positioned to serve as a calm, quiet refuge — provides effective support for this need without consuming medical resources (FEMA, 2010).

References

American Psychological Association. (2020). Psychological first aid. APA.

Arbon, P. (2007). Mass-gathering medicine: A review of the evidence and future directions for research. Prehospital and Disaster Medicine, 22(2), 131–135.

Arbon, P., Bottema, M., Zeitz, K., Lund, A., Turris, S., & Anikeeva, O. (2011). Nonlinear modelling for predicting patient presentation rates for mass gatherings. Prehospital and Disaster Medicine, 26(6), 1–8.

Federal Emergency Management Agency. (2010). Special events contingency planning job aids manual. U.S. Department of Homeland Security.

Occupational Safety and Health Administration. (2012). Bloodborne pathogens standard: 29 CFR 1910.1030. U.S. Department of Labor.

Occupational Safety and Health Administration. (2016). 29 CFR 1910.151: Medical services and first aid. U.S. Department of Labor.