Why We Love Wheelchair Ramp (And You Should Also!) > 자유게시판

Wheelchair Ramp Design and Construction

A ramp for wheelchairs is a crucial tool in helping your loved ones live at home in a way that is comfortable for them. But if not designed correctly they could be unsafe to use.

ADA regulations require level landings at all changes in direction, to avoid compound slopes. They also must provide a grippy surface for wheelchair users.

Design

The ramp's design has to meet the Americans with Disabilities Act (ADA) standards to ensure that wheelchairs effortlessly navigate the structure. For example, the ramp slope should not exceed the ratio 1:12 and must have landings that are level upon any change in direction or change in the ramp's surface. The ramp must also be constructed out of treated lumber, which is more durable and weathers precipitation far better than untreated lumber.

The ramp's bottom and top should be free of obstructions such as trees or bushes, as well as other structures which could interfere with the safety of the user. In addition, the surface of the ramp must be smooth and non-slip. Some municipalities require that the entire ramp be coated with an anti-slip surface.

For the frame of the ramp, use treated lumber that is at least 4 inches wide. Make posts to support the ramp, ensuring that they are at least eight feet apart and that they extend beyond the level of the ground. Spindles are the best way to connect the posts to the ramp's railings. This kind of connection is preferred since it minimizes the risk of the ramp operator falling off the edge of the ramp.

Then, build the frame of the ramp with beams of 2 by 4 inches in size, and joists that are at minimum 16 inches long. Make sure that the joists stand a minimum of 18 inches above ground level and that they are secured with Joist hangers, which are nails that hold the inside of the joists to prevent them from sliding out of alignment. Attach the ramp decking using a framing nailer.

Create an upper landing in the doorway, allowing wheelchair occupants to manage the doorswing easily. The landing should be 12 to 24 inches on the handle side of the doors that swing out. For doors with in-swing, the landing must be at least 58 by 60 inches to accommodate the door's threshold and a person in wheelchair car ramp who has to move backwards through the doorway.

Install a level landing when you change the direction of the ramp to prevent wheelchairs from having to hit their brakes at corners. A level landing makes it simpler to move a ramp out of the way if required, so that equipment like lawnmowers can be able to pass underneath it.

Materials

Aluminium, concrete, or wood can be used to build ramps for wheelchairs. A professional ramp installation company will help you choose which one is suitable for your home or business. When selecting the material for the ramp, it's important to consider your budget and the specific requirements. The ramp should be simple to maintain and safe to use. Certain cities require that the ramp be paved with an anti-slip surface.

Be sure to inquire with your local government for permits before you begin building or purchasing materials. Also, make sure to adhere to all local building codes. Incorrect construction materials or techniques can create dangerous conditions for telescopic wheelchair ramp-users. You can get the most up-to-date information on construction requirements at the building department of your local government office library or online.

Wood ramps can be the least expensive alternative for ADA ramp materials. However, they require more maintenance. Wood ramps need to be regularly treated with an adhesive to avoid decay. Wood splinters can be a problem, and could be particularly dangerous for people in wheelchairs. Wood ramps can also require additional support to keep the structure standing and steady.

Concrete ramps are expensive however they are durable and long lasting. They are also heavy, which demands more work to construct and can make moving the ramp once it's no longer required difficult. Concrete ramps are strong enough to withstand the weight of power wheelchairs.

Aluminum ramps are lighter than steel or concrete, but they have the same strength and resistance to corrosion. They are also more affordable than iron or steel which makes them an ideal choice for those on a limited budget. Aluminum is eco-friendly because it is a part of the Earth's crust naturally and can be recycled.

The upper ramp's landing needs to be at least 3/8 inch of the threshold to allow for the smaller front wheels of wheelchairs to cross it without getting stuck. Ramps with a gap that is larger than this will not comply with ADA standards. You should also make sure that the ramp transitions smoothly between the upper landing and the ground surface. The final section of the ramp should be a beveled transitions to avoid an abrupt stop for wheelchairs when they exit or enter a dwelling.

Installation

A ramp for wheelchairs is an inclined plane that is erected as an addition or in lieu of stairs. It allows wheelchair users, and those who use strollers or carts to get into areas that are otherwise difficult to access.

There are a variety of factors to consider when choosing a ramp for a walmart Wheelchair ramps such as size, location, and height. Ideally, a ramp should be located close to the door as possible to avoid unnecessary transportation. It should be set at a level where the person using it can be able to easily access it. It should also be properly anchored to the ground and free of obstructions, such as shrubbery or parked cars.

ADA regulations require that ramps must have handrails on either side. The rails should be at least 36" apart and have smooth or rounded gripping surface. In addition, they must be connected to the ramp and extend at least 12 inches beyond the ramp edge. If a ramp is equipped with switchesbacks or an L-shaped layout handrails should be a continuous length between the ramp's runs.

The length of the ramp is determined by its incline. However, there are some common ramp types that are suitable for all situations. For instance, a threshold ramp sits flush along the lip of a curb or at the threshold of a doorway while ramps that are portable aluminum wheelchair ramps can be moved from one spot to another and are available in many different sizes. Modular aluminum ramps can also be built on-site. These ramps are typically used in public or commercial areas and are typically longer.

Consult with your city's building department to determine the need for a permit for an ongoing ramp. It is recommended to consult an expert in mobility to find out what type ramp will be the most suitable for your requirements and the space you have. In some cases the installation of permanent ramps can boost the value of your home.

Maintenance

It is important to keep your ramp for wheelchairs in good condition particularly if it is going to be used frequently. It is essential to conduct regular inspections and address any structural issues as they arise. This will ensure that the ramp is in compliance with all ADA requirements and is safe for users.

Regular cleaning of wooden ramps is essential to remove dirt and debris that can hinder access. Keep the ramp spotless to stop moisture from accumulating beneath the surface. This can lead to the onset of rot. Wood preservatives and stains only work when the ramp is cleaned prior to applying.

Wheelchair ramps are more challenging to maintain than other types of ramps because they are more susceptible to wear and tear. It is crucial to have the proper tools. To make sure that all fixings are secure and secure you'll require an appropriate set of screwdrivers as well as gauge spanners. Also, you should regularly check the handrails for signs of damage or corrosion. With time and repeated use, it's not uncommon for the fittings or bolts that hold the handrails to become loose. This can be an unsafe situation for anyone who is using the ramp.

Another crucial aspect is to ensure that the ramp's surface has sufficient grip, particularly in winter, when conditions can be difficult. You'll need to sweep away any dirt, leaves and other debris that could obstruct the surface and cause slippage. In addition, you'll want to apply a non-corrosive ice melt on the ramp surface before winter arrives to prevent slipping and causing injury.

Think about purchasing "snow tires" or traction wheels for your wheelchair if plan to use it throughout the winter. These wheels are made to track better on snowy and uneven surfaces. They can help you stay on your ramp more effectively than normal wheelchair tires. Alternatively, you can place heating pads or tape on the ramp's surface to help melt snow and ice before it builds up.