How to Cross Rivers Safely Outdoors? Outdoor River Crossing Experience Guide
River crossing is dangerous., So avoid it unless absolutely necessary., Getting wet in cold weather can lead to fatal hypothermia.
Before crossing, consider how you’ll dry off once on the other side—for example, by bringing spare clothes. In cold conditions, preserve your fire-starting materials and plan to build a fire for warmth after crossing.
When crossing, wear shoes to protect against sharp rocks, and remove long pants to prevent them from getting wet—wet pants also create drag in the water (for ice river crossings, consider keeping pants on for insulation; quick-dry or waterproof pants dry fast, but it’s best to secure the cuffs to reduce drag). Use a walking stick for support.
Safety Tips
1. If the river water is clear and the bottom consists of gravel, do not cross barefoot to avoid injuring your soles on sharp rocks or debris. If the bottom is muddy, remove your shoes and socks to prevent them from sinking into the mud and getting lost. However, if the water is murky and you cannot see the riverbed details, never cross barefoot under any circumstances.
2. Do not lift your feet high in the water, as this will make you unstable. Instead, drag your feet and move slowly, keeping your body’s center of gravity balanced between both feet. Always step sideways when wading—never step forward—to reduce the force of the current. Avoid stepping on slippery moss-covered rocks in the stream.
3If crossing in winter or cold weather, remove warm clothing and shoes beforehand, and put them back on immediately after crossing. Wetting insulated clothing can cause severe hypothermia.
4Throughout the crossing process—including when using tools—always unbuckle your backpack’s waist belt, as the pack can become a deadly burden. This applies to all river crossing scenarios, so remember it well.
5If you lose your balance or slip while crossing, especially in fast-moving water, the situation can quickly become dangerous. Stay extremely calm and never panic. Above all, try to stabilize yourself on the riverbed before figuring out how to get ashore.
I. Solo River Crossing Techniques
Find a sturdy long pole, rest it on the ground about two meters ahead, and use your shoulder as a pivot. Lean forward against the pole, forming a stable triangle with your legs. Face upstream and cross sideways, following the principle of “two points fixed, one point moving”—only move the third point once the other two are stable. Keep your legs and the pole balanced, and maintain a crossing path perpendicular to the current to reduce impact.
Face upstream, grip the pole vertically in front of you to form a solid triangular support. Move step by step, shifting only one foot at a time, and be sure not to let your feet get too close together. Then move the pole back to the top of the triangle. Ensure your foot and the pole are stable before continuing. (The diagram shows: the person stands facing upstream, with both feet and the pole forming a triangular support on the riverbed, moving sideways across the river.)
As shown in the diagram: face the current and move sideways like a crab to cross leftward. In special cases (e.g., if the rocks underfoot are unstable), taking a few steps forward is okay, but never step backward, or you risk being swept away.
II. Two-Person River Crossing Technique
The safest method is a variation of the solo technique.
* One person stands in the position described above, while the second person stands behind, also facing upstream, firmly holding the shoulder straps of the first person’s backpack and leaning in to provide support. Then, drag your feet and slowly cross sideways as described earlier.
* Second method: If no pole is available, stand face-to-face with your partner, perpendicular to the current, and grip each other’s shoulder straps tightly. Keep your feet apart to maintain a stable four-point support. It’s crucial that both of you face sideways to the current—if one turns to face the flow, the other’s knees can easily be pushed forward by the water.
III. Three-Person River Crossing
The best method is still to line up single-file, with each person dragging their feet and moving slowly, while the person at the front uses a pole for support.
* The three should grip each other’s shoulder straps tightly, spread their legs, and move slowly sideways, with the downstream person coordinating the group’s movement and keeping the line straight.
* If no pole is available, the three can huddle closely together—the strongest person on the downstream side facing the current, the second strongest facing away from the direction of travel, and the third facing the crossing direction. In this case, it’s inevitable that two people’s knees will be hit by the current, but controlling your steps and supporting each other can help manage this.
IV. Group River Crossing
Depending on the team’s capability, you may prefer to cross as a large group rather than splitting into smaller units. There are two ways to organize a group crossing.
* First, the simplest method is as described earlier—the team leader holds the pole, while others form a long support line behind. However, if four or five or more people attempt to cross, coordinating everyone’s movements becomes difficult. The line will inevitably become crooked, creating a larger surface for the current to hit, which may cause someone to be knocked over.
* A better approach is to form an arrowhead formation. The strongest person leads at the front, ideally with a pole for additional support. Two people follow directly behind, then three, then another three, and so on—no more than three people abreast. In this setup, the weaker members should position themselves in the middle of the formation, receiving support from others. Grip the shoulder straps of the person in front tightly, and similarly, the person in front controls the movement of the group.
V. Rope River Crossing Techniques
If the water depth exceeds waist level or even if it only reaches the thighs but the current is fast, additional protective measures must be taken to cross safely. The most commonly used method is rope protection, with the following steps:
1Setting Protection Points
Find a suitable river crossing spot and secure both ends of the rope to sturdy anchor points such as large trees or rocks on either bank. The fixed end at the starting point should be near the upstream side of the river, while the end at the destination should be downstream. Two team members control the rope at each end to provide protection for those crossing.
2The Lead Member Crosses
Assign a strong team member to attach themselves to the rope using a sling and carabiner. If such safety equipment is unavailable, tie a bowline or overhand knot at an appropriate point on the rope to create a loop of suitable size, then place the loop around the waist of the crossing member for protection. The crossing position of this member should be balanced with or slightly behind the downstream protector. Cross under rope protection.“Solo River Crossing Technique”Cross the river.
3Setting Protection Points on the Other Side
After the lead member crosses, find a suitable spot to set up protection points on the other side, while also controlling the rope to serve as a protector. All members then cross under the protection of team members on both sides of the river using the“Solo River Crossing Technique”to get across.
4Separating People and Backpacks
In dangerous areas, the last resort for crossing is to separate people and backpacks. Once most members have crossed, detach the carabiner from the harness and pull it back to the original shore. Then, using the same method, attach the straps of the backpack to the safety rope and ferry it across. If the backpack is not waterproof, set up a slightly higher rope and use a zip line method to transport it.
5The Last Member Crosses
Use the same method as the lead member, with assistance and protection provided by the teammate on the opposite shore.
Only consider this method when all other possibilities have been ruled out. However, you must be prepared to use rope river crossing if necessary.
* Remember never to let the rope mix with the current. The methods given on the next page are the easiest to learn and apply. Carefully consider the crossing location, taking into account all the above points, and ensure there is a stretch of shoreline on either side that allows for some freedom of movement up and down.
Other Key Points to Remember:
* Do not tie the rope tightly on either shore
* Do not pull the rope while sitting——It is important to keep the rope mobile at all times
* Do not try to pull someone who has fallen into the water upstream—they will immediately be dragged underwater
* Do not cinch a person too tightly into a rope loop
* Do not let the rope fall into the water
* Except for the central rope loop, do not tie any knots in the rope
The "Survival Handbook" also covers river crossing techniques.
◆Crossing Rivers◆
Rivers upstream usually have fast currents and narrow channels. The banks may be steep, rugged, and full of jagged rocks, but generally, it is still possible to find suitable spots for crossing. In narrower upstream sections, wading might be feasible—but first test the water depth with a pole. There may be stepping stones, or you can place rocks artificially to help you cross.
During team expeditions, some members might be able to leap across narrow river valleys or cross streams using rocks, but if many still can't manage it, the effort isn't worthwhile. Slipping on smooth rocks can easily result in twisted ankles.
River deltas are usually turbulent with wide channels, and some rivers are even affected by tides—avoid crossing them unless you have a raft or float. Otherwise, head upstream to find a suitable crossing spot.
In wide river sections, especially near estuaries, avoid crossing even with a raft or float. You could be swept away and drift farther from your intended destination. However, this depends on actual conditions—such as the impact of currents and waves on navigation.
If the water is too cold, don’t lightly decide to wade across, as it could prove fatal. Build a raft so that when you reach the other side, only your feet are wet and you can quickly start a fire to dry them. Alternatively, if the water is shallow and only wets your shoes or socks, then consider wading.
◆ Wading Across a River ◆
Even if the river is quite wide, there may be relatively narrow sections suitable for crossing. But never underestimate the difficulty. Cut a stick to help maintain balance, face directly into the current when crossing to reduce the risk of being swept away. Roll up your pant legs above the waterline to reduce resistance, or take them off entirely. Wearing boots makes balancing easier than going barefoot. Loosen the waist strap of your backpack so you can quickly shed it if you slip and it becomes dangerous—but don’t abandon the pack, as it will float and can help you swim to shore.
Face away from the opposite bank, positioning your body at an angle to the river flow; the current will help push you toward the other side. Take small steps, shuffling forward. Use a stick to probe the depth of the water and test whether your footholds are stable.
◆ Team River Crossing ◆
When a group crosses on foot, the strongest member should lead, with others following in a line. Each person grasps the waistband of the person in front and moves slowly to minimize resistance from the current.
Alternatively, all members can hold hands in a line, gripping a long pole or stick together for stability, facing the riverbank while moving forward. Only the first person bears the full force of the current, reducing drag on the group. The formation also provides balance support for everyone.
Warning:
Watch out for submerged branches that can easily trip you, causing loss of balance or joint sprains.
When moving with the current, you may not notice its strength, but when resisting obstacles, the current becomes a binding hindrance.
◆ Crossing a River with a Rope ◆
With a rope, crossing on foot becomes much safer—but the looped rope should be at least three times the river’s width. There must be at least three team members. Two hold the rope taut at either end while the third uses it to cross. If danger arises, they can be quickly pulled ashore.
The strongest member crosses first. They tie their safety rope to the main rope. The other two control the rope’s tension during the crossing; if the person slips, the others can help stabilize them.
Once the first person reaches the other side, they untie their safety rope, grip the main rope, and become the rope controller. The second person no longer manages the rope but crosses similarly, using a safety rope controlled from both shores. This method can transport any number of people.
After the second person lands, the third ties their safety rope and crosses under the control of the first two. The first person bears the most weight, while the second stays ready for emergencies.
◆ Dangerous Rivers ◆
Don’t enter the water unless absolutely necessary—carefully choose the right crossing spot.
□ Avoid steep banks that are hard to climb.
□ Avoid underwater obstacles.
□ Outer river bends have the fastest currents, and steep, rugged banks make landing nearly impossible.
□ Look for relatively calm waters—gravel bars may be the best spots for wading.
◆ Swimming to Shore ◆
If you can’t swim, don’t attempt it—relying on others to help you cross with a flotation device is safer and more effective. Even strong swimmers benefit from flotation aids. Don’t wear outer clothing in the water—it offers no insulation, but dry clothes afterward will keep you warm.
Ensure the opposite bank has a suitable landing spot. Without a beach, you’ll need something to help you exit—but avoid entanglement with branches, which can trap you. Consider that the current may carry you downstream to a diagonal point, so enter the water from an appropriate upstream location. Better to overshoot slightly and adjust in the water to reach your chosen landing spot.
Observe floating wood in the current to gauge water speed and force. Study surface eddies and hidden obstacles beneath them.
When encountering aquatic plants, use a stick to part a path. Once a strong swimmer clears the way, others can follow sequentially.
◆ Crossing a River with Flotation Aids ◆
A fuel tank, plastic bottle, log—any buoyant item can be put to use. Clothing can also be stuffed into a waterproof bag, leaving ample air space inside, then tie the opening, fold it over, and secure it tightly to help with flotation. Lie on the floating object and use your legs to swim and propel yourself forward.
If you have a tarpaulin, that can also be utilized. Pile tender branches and straw in the center of the cloth to create more air space, then stack clothing and lightweight gear on top. Pull the four corners of the tarp tightly and secure them firmly.
Excerpted from [UK] John Wiseman’s “The SAS Survival Handbook”