Transportation of a boat on public roads is always a risk associated with dynamic loads, vibration and wind. Boat screeds This is the only barrier between your expensive equipment and a potential accident on the track, and improperly selected or worn fasteners can cause the body to shift, the transom to deform or the load to be lost completely.
Unlike cargo on a flat platform, the boat has a specific streamlined shape that the wind tends to lift or turn, which is why the use of standard rubber harnesses or ropes is unacceptable. snoring-stringThey are capable of withstanding tearing forces of up to several tons, which guarantees the immobility of the hull even at high speeds.
In this article, we will discuss in detail how to organize the mounting system, what materials to choose for PVC and metal housings, and also consider the typical mistakes that even experienced water engines make.
Design features of the tie belts
The basis of any high-quality screed is a woven tape made of polyester fibers. This material was chosen not by chance: unlike nylon, polyester practically does not stretch under load and does not absorb moisture, which is critical for operation in conditions of humidity and temperature changes. A stretching sling This can lead to a dangerous relaxation of tension in transit, when the boat begins to “walk” on the trailer.
The key element of the system is the tension mechanism. The most common way to fix boats is to use ratchets (rattles), which allow you to create a large force of tension and securely fix the tape. There are also friction buckles, but they are more suitable for light loads or temporary fixation, whereas ratchet provides a rigid grip necessary to overcome the irregularities of the road.
It is important to pay attention to the fittings located at the ends of the belt. Hooks can be equipped with grippers that prevent slipping from the frame of the trailer, or have protective linings so as not to scratch the sides. plastic-coated Special carbines that distribute pressure over a larger area.
⚠️ Attention: Never use belts with visible filament breaks, cracks in the metal mechanism or traces of rotting. The visual defect reduces the declared carrying capacity (WLL) by many times, turning a reliable screed into a source of danger.
Choice of PVC belts and metal boats
The approach to fixing a rigid aluminum boat and an inflatable PVC cylinder is radically different due to the difference in materials and sensitivity to point loads. The metal body is able to withstand significant pressure at points of contact, whereas PVC requires delicate handling so as not to damage the fabric or deform the seams.
For flyboat You can't pull belts over cylinders without using wide soft treads. Pressure at one point can cause tissue to rupture or valve displacement, in which case it's better to use mounting schemes for transom plates or special hinges, if they are provided by the design, or use wide slings covering the entire body.
Metal boats, by contrast, require rigid fixation to avoid micro-shifts that can lead to paint abrasion and corrosion at the contact points with the pads. Tension is the priority. The optimal solution is belts at least 50 mm wide with metal hooks with sharp teeth for a reliable hook on the trailer frame.
Schemes and methods of fastening the boat on the trailer
There are several proven tie-ups that depend on the type of trailer and the design of the boat, and the most common and reliable method is diagonal mounting, in which case the belts go from the bow of the boat to the rear corners of the trailer and vice versa, creating a crosshair that presses the hull against the paddles and prevents it from moving forward, backward or sideways.
The nose requires special attention, and in addition to the main traction breath, it is recommended to use safety gear. tie-beltThis prevents the nose from bouncing on the bumps, and the aft part is often vertically fixed if the trailer is designed to get caught on the bottom frame.
When using the scheme "through the keel" (when the belt is thrown from top over the whole boat), you need to strictly monitor the points of support. The belt should be placed on reinforced areas of the hull or on special protective linings. The tension should be uniform: if you overdo it on one side, the boat can skew, which will lead to deformation of the bottom.
☑️ Pre-departure checks
Table: Belt specifications comparison
When choosing equipment, it is important to rely on technical specifications, not just visual evaluation, and below is a comparison of the main parameters that will help determine the purchase.
| Type of belt | Ribbon width (mm) | Workload (kg) | Application |
|---|---|---|---|
| Light (25 mm) | 25 | 250-400 | Canoe, kayaks, small fishing |
| Standard (35 mm) | 35 | 500-800 | PVC boats up to 3.5 m, lightweight aluminum |
| Reinforced (50 mm) | 50 | 1500-2500 | Boats, heavy PVC, motor boats |
| Industrial (75 mm) | 75 | 4000-5000 | Large boats, yachts on trailers |
As you can see from the table, for most amateur boats up to 4-5 meters long, 50 mm wide belts are the best choice. They provide sufficient safety margin and are easy to use. The narrower options can cut hands when working and create excessive pressure in a small area.
Protection of the body from belt damage
Aggressive screeds are one of the main causes of boat damage during transportation. High-pressure fabric tape works as an abrasive, especially when vibrating. Additional protections must be used to avoid wiping the fiberglass gelcoat or damaging the PVC.
Specialized belt-treader These are soft linings of felt, neoprene or thick rubber that are put on the sling at the point of contact with the body, they distribute pressure and eliminate friction. If there are no special linings, you can use pieces of old hose cut along, or dense felt fabric.
Special attention should be paid to the sharp corners of the transom or the brackets of the sonar sensors. Direct contact of the belt with such elements is unacceptable. In these places, it is recommended to lay an additional layer of protection or change the trajectory of the screed to bypass the obstacle.
Lubricate the mechanism of the ratchet with silicone lubrication once a season, which will prevent the mechanism from jamming with rust and make it easy to open even after winter storage.
Typical errors in fixing the boat
One of the most common mistakes is to use too long belts without fixing the free ends. A dangling tape at speed creates sailing, hits the sides and can wind on the wheels, which will lead to the trailer locking. All tails must be tightly wound onto the drum or connected by a knot.
The second mistake is mounting onto plastic, and some drivers try to hook the hook on a plastic keel tip or decorative linings. Plastic. It's not going to withstand the load of the snatch and it's going to burst, leaving the boat without insurance, and you can only mount it with a power kit, a transom plate, or special rim bolts.
The third mistake is that there are not enough anchorage points. Two belts are often not enough for a confident fixation. The minimum safety set includes a nose belt and two main diagonal belts on the sides. For boats longer than 4 meters, it is recommended to add a fourth belt in the aft.
⚠️ Attention: After the first 10-15 kilometers, make sure to stop and check the tension. The new sling has the ability to stretch a little ("sit"), and the tension may ease.
Care and storage of timber equipment
The durability of the belts depends on the storage conditions. After a trip on salty water or just in rainy weather, the belts must be dried. Wet synthetic tape in the rolled-up state is the perfect medium for mold development, which destroys the fibers from the inside.
Store screeds in a dry place protected from direct sunlight. Ultraviolet is the main enemy of polyester fibers, making them brittle and brittle over time. Metal parts of the mechanism should be lubricated with light oil or WD-40 to prevent corrosion.
Regularly check the condition of the seams and the places where the tape is bent near the hooks. This is where the most frequent scuffs appear. If you notice that the tape has begun to "crack", it should be replaced immediately. Repair of the cross-linked areas at home does not guarantee restoration of original strength.
Can we extend the belt?
It is absolutely impossible to sew a torn belt or increase it. The seam even on professional equipment reduces the strength of the product by 40-50%, which makes its use dangerous for transporting heavy goods.
Properly selected and installed screed turns the boat and trailer into a single rigid structure that extinguishes vibrations and ensures safety on the road.
Frequently Asked Questions (FAQ)
How many belts do you need to securely lock a boat?
The minimum number of belts required is three: one fore safety and two main side. For boats longer than 4 meters or when driving on the highway at high speeds, it is recommended to use four belts for additional stern fixation.
How often should I change my belts?
The service life depends on the intensity of operation and storage conditions. On average, with careful use, belts last 3-5 years, but they must be replaced immediately when visible damage occurs: filament breaks, corrosion of the mechanism or deformation of hooks.
Can I use regular cargo belts for a boat?
Yes, you can, as long as they have the capacity to carry the weight of the boat, but specialty sea belts often have UV and salt water protection, and more convenient fittings that do not scratch the side, making them preferable.
Do I need to release pressure in PVC tubes before transportation?
A slight reduction in pressure (by 10-15% of the worker) is recommended when transporting in hot weather, as the pressure inside the cylinders increases in the sun, but you do not need to completely blow the boat away, it must maintain the shape for proper stowage on the pads.