The Boat Floats

Guide

Safe Canal Holiday Boating

Canal boating is one of the safer holiday activities going, but the cold water, the heavy locks and the small spaces have specific risks. This guide covers the

4 min read · Updated 2026-03-30

Safe Canal Holiday Boating

Canal boating is one of the safer holiday activities going, but the cold water, the heavy locks and the small spaces have specific risks. This guide covers the genuine hazards and the simple rules that keep almost all crews out of trouble.

The real risks

In rough order of how often they cause real harm:

  1. Falling in cold water. Canals are 5-15°C even in summer; cold-water shock kills swimmers in seconds.
  2. Lock injuries. Crushed fingers, twisted ankles, falls from gates.
  3. Trips and falls on board. Wet decks, narrow gangways, steep cabin steps.
  4. Burns and scalds. Gas stoves, kettles, hot diesel pipes near the engine.
  5. Carbon monoxide. From faulty appliances or exhausts.
  6. Vehicle traffic. On tow paths near roads, particularly with children and dogs.

Drowning, cold water shock and lock crushes are the deadly ones; trips and burns are the common ones.

The cold water rule

Even a strong swimmer in a 10°C canal has minutes, not hours, before muscle control fails. The rules:

  • Wear a life jacket whenever you're outside the cabin near deep water. Adults and children both.
  • Never swim in a canal. It's too cold, too dirty and full of unseen hazards.
  • If someone falls in: keep them in sight, throw a buoyant line, get them out via a low bank or boat ladder, treat for shock immediately.

A modern auto-inflating life jacket is comfortable, lightweight and inflates on contact with water. They're standard issue on hire boats; check fit at handover.

Lock safety

Locks cause more injuries than any other part of canal boating. Rules:

  • No one in the lock chamber while filling or emptying.
  • Check the boat's position before opening paddles.
  • Open paddles slowly: opening too fast pushes the boat hard against the gate and can flood the bow.
  • Never sit on a balance beam with the gate moving.
  • Keep limbs clear of gates and hinges.
  • Children and dogs stay on the boat or with an adult on the bank.

See working a lock safely and efficiently.

On board

Cabin and deck rules:

  • Sturdy non-slip shoes whenever you're on deck, especially when it's wet.
  • No running.
  • Hold the rail on the cabin steps.
  • Take care of the gas stove: check the flame is fully out before leaving.
  • Keep the engine room hatches closed when not actively servicing the engine.

Carbon monoxide

CO from a faulty stove, heater or generator is the silent killer of liveaboard boating. Hire boats are checked under the Boat Safety Scheme but:

  • Check the CO alarm is fitted, charged and not expired
  • Never block ventilation grilles
  • Never use a barbecue inside the cabin
  • Open a window if cooking with gas for any length of time

Tunnels and bridges

  • Headlamps on in tunnels.
  • One boat at a time in narrow tunnels.
  • Sound the horn before entering blind tunnels and tight bridges.
  • Stand clear of the cabin top when going under low bridges.

Children specifically

  • Life jackets always when out of the cabin
  • Adult supervision at locks
  • No leaning over the bow when underway
  • Briefed on which side the propeller spins
  • Not allowed to start the engine

Pets specifically

  • Life jacket on dogs near locks and water
  • Dog inside the cabin or on a lead at locks
  • Never let a dog run alongside a moving boat on the towpath

What to do in an emergency

  • Person in water: throw a line, get them out at the nearest low bank, ladder or moored boat
  • Engine fire: cut fuel at the tank tap, use the fire blanket, move people to the bank
  • CO alarm: open all hatches and doors, evacuate to the bank, ring 999 if anyone feels unwell
  • Medical emergency: dial 999, give nearest bridge number and canal name

The hire firm has an emergency line; use it for breakdowns and damage. For real emergencies, call 999 first.

A safety checklist

  • Life jackets fitted and checked
  • CO and smoke alarms working
  • Fire blanket and extinguisher in date
  • Throw line within reach
  • First aid kit topped up
  • Children briefed on the cold-water rule
  • Pet life jackets on at locks
  • Phone charged with hire firm number saved

Conclusion

Canal boating is statistically very safe, but the hazards that exist are real and a couple of them are fatal. The cold water rule and lock discipline are the two that matter most. Brief the crew on day one, enforce them gently, and the rest of the holiday looks after itself.