Make an electrical map before vendors bring their own power plan

Document circuits and realistic loads, then require qualified review for temporary distribution, generators, and anything beyond ordinary plug-in use.

A useful electrical map tells the event team more than where outlets are. It connects each receptacle to its circuit and panel, identifies permitted uses, and prevents a band, caterer, photo booth, and coffee station from discovering their combined demand after guests arrive.

Create the baseline with qualified help

• Venue owner: engage a qualified electrician to verify and label the map, panel directories, disconnects, grounding and protective arrangements, and any limitations. Electrical design, repairs, and uncertain capacity belong with appropriately qualified and locally accepted professionals.
• Facilities lead: mark each usable outlet on the floor plan with circuit identification and approved load information. Include exterior outlets, catering areas, ceremony locations, restrooms, entertainment positions, lighting, and critical building equipment.
• Venue manager: record out-of-service or restricted outlets and lock or label them appropriately. Keep the map versioned after renovations, and do not let a handwritten panel label become the only source of truth.

Collect loads before approving the layout

• Each vendor: submit equipment, plug and connection requirements, expected demand, cable lengths, setup position, and whether its own distribution or generator is proposed. Generic statements such as needing a normal outlet are not enough for high-demand equipment.
• Venue technical lead: reconcile those requests against the map with the electrician when capacity or compatibility is uncertain. Reserve dedicated circuits where required and keep critical safety or refrigeration loads from sharing an unplanned temporary setup.
• Event lead: publish approved connection points with the final layout. A later request to move the band or add catering equipment triggers another electrical review, not just a longer cord.

Treat generators and temporary wiring as engineered systems

• Qualified provider: select, site, ground or bond as applicable, connect, fuel, and operate generator equipment under the manufacturer’s instructions and local requirements. Keep exhaust away from people, openings, and combustible materials, and address carbon-monoxide risk.
• Facilities lead: route and protect cables to prevent trips, crushing, water exposure, and blocked exits. Never solve a missing outlet with an unapproved adapter, daisy-chained device, or improvised panel connection.
• Opening lead: test the agreed setup before guests arrive and log any fault, warm connection, nuisance trip, or unusual odor for immediate qualified assessment. Stop use when conditions are unsafe.
• Closing lead: arrange controlled shutdown and removal, then record any map corrections while the installation is still visible.

The map is a planning tool, not permission for venue staff to perform electrical work outside their competence. Keep its authority clear and its review current.

A wedplan.ai guide on the Power & lighting board. More planning guides.