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Wheelchair Ramp Design and Construction
A ramp for wheelchairs is a crucial tool in helping a loved one live at home in a way that is comfortable for them. If they are not designed properly, they can be unsafe to use.
ADA regulations require that landings be level at every change in direction, so as to avoid compound slopes. They also need to provide a grippy surface for wheelchair kerb ramp users.
Design
The ramp's design should be in line with the Americans with Disabilities Act standards to allow wheelchairs to maneuver the structure with ease. The ramp's slope must not exceed a 1:12 ratio and the landings must be level at any change of direction or shift on the ramp surface. It also must be constructed from treated lumber that is more robust and withstands rain better than untreated lumber.
The ramp's top and bottom should be free of any obstacles, such as trees or bushes, or any other structures that could hinder the user's safe passage. The surface of the ramp should be non-slip as well as hard. Some municipalities require that the entire ramp be covered with a non-slip surface.
Use treated lumber of at minimum four inches wide for the ramp frame. Make posts to support the ramp, ensuring that they are at minimum eight feet apart and that they extend beyond the level of the ground. Spindles are the best way to join the posts with the ramp's railings. This type of connection reduces the possibility of a ramp user falling off the side.
Next, construct the ramp's frame using beams that measure 2 by 4 inches in length and joists at least 16 inch long. Make sure that the joists are at a minimum of 18 inches above the ground and that they are secured with Joist hangers which are nails that hold the inside of the joists and stop them from sliding out of place. Attach the ramp decking using framing nails.
Install an upper landing on the doorway to ensure the wheelchair-bound occupants are able to easily maneuver the doorswing. The landing should be 12 to 24 inches on the handle side of the doors that swing out. The landing for doors with in-swinging must be 58 by 60 inches in order to accommodate the threshold of the door and a wheelchair user who has to walk backwards in the doorway.
Install a level landing when changing the direction of the ramp to stop wheelchairs from having their brakes into corners. A level landing allows you to move the ramp away from the way, if needed, so that lawnmowers or other equipment can go under it.
Materials
The material used to build the ramp for wheelchairs can be wood, concrete or aluminum. A professional ramp installer can help you choose the best option for your office or home. When choosing the material to use for the ramp, it is important to take into account your budget and specific needs. The ramp should be easy to maintain and should be safe for lightweight wheelchair ramps for cars use. Certain cities require the ramp to be covered with a non-slip surface.
Be sure to check with your local government for permits before you begin building or purchasing materials. Also, make sure to follow all local building codes. Incorrect construction materials or techniques can create dangerous conditions for wheelchair users. You can find the most current construction guidelines in your local building department library, or on the internet.
Wood ramps are often the most affordable of ADA ramp materials, but they require more maintenance than other options. Wood ramps must be regularly treated with a sealer in order to stop decay. Wood splinters can be a problem, and is particularly hazardous for wheelchair users. Wood ramps can require additional support to ensure that the structure is upright and stable.
Concrete metal ramps for wheelchairs can be expensive but they are also durable and last for a long time. They are also heavy, which requires more effort to install and makes moving the ramp once it's no longer needed difficult. Concrete ramps are sturdy enough to withstand the weight of power wheelchairs.
Aluminum ramps are lighter and more affordable than concrete or steel. They also have the same strength, durability and resistance to corrosion. They are also more affordable than steel and iron, making them an excellent option for people on an extremely tight budget. Aluminum is also environmentally friendly as it is naturally present in the Earth's crust and can be recycled.
The upper landing of the ramp should be at least 3/8 inch of the threshold in order to allow the front wheels of smaller wheelchairs to move over it without becoming stuck. Ramps with gaps higher than this conform to ADA standards. It is also important to ensure that the ramp transitions smoothly from the upper landing to the surface. The final section of the ramp should be a beveled transitions to avoid an abrupt stop for wheelchairs when they exit or enter the dwelling.
Installation
A wheelchair ramp is an inclined plane that is erected in addition to or in lieu of stairs. It lets wheelchair users and those who use carts or strollers to navigate areas that would otherwise be difficult to reach like a front door or a set of sloping steps.
When choosing a vehicle wheelchair ramps accessible ramp, there are many factors to consider, including the location, height, and price. The ideal is for a ramp to be situated close to the door as is possible to prevent unnecessary journeys. It should be set at a level that the person using it is able to easily walk on it. It should also be anchored to the ground and free of obstructions, such as shrubbery or parked cars.
ADA regulations require ramps to have handrails on either side. The rails should be at least 36" apart and have a smooth or rounded gripping surface. They must also be attached to the edge of the ramp, and extend 12 inches over it. If a ramp has switchesbacks or an L-shaped layout handrails should be a continuous length between the ramp's edges.
The length of the ramp is determined by its incline. However, there are some standard ramp types which can be used in all situations. For example, a threshold ramp sits right on the edge of a curb or the threshold of a doorway, while ramps that are portable ramps for wheelchair access can be moved from one place to another and come in many different sizes. There are also aluminum ramps that are modular that can be assembled on-site. These ramps are commonly used in commercial or public areas and are typically longer.
If you are considering a permanent ramp, make sure to check with the building department of your city to see if you need permits. It is also a good idea to consult with an expert in mobility to find out what type of ramp is best suited to your needs and the space you have. In some instances installing permanent ramps could improve the value of your house.
Maintenance
It is important to maintain your wheelchair ramp particularly if it is going to be used often. It is essential to conduct regular inspections and address any structural issues as they arise. This will help ensure the ramp is compliant with all ADA requirements and is safe for all users.
Wooden ramps require regular maintenance to remove dirt and debris that can obstruct ez access wheelchair ramp (simply click the up coming article). Keep the ramp spotless to stop moisture from building up under the surface. This can cause rot. Stains and wood preservatives only work only if the ramp is clean prior to application.
Wheelchair ramps are more difficult to maintain than other ramps as they are more susceptible to wear and tear. It is essential to have the right tools. To ensure that all fixings are secure and tight, you will need a good set of screwdrivers as well as gauge spanners. It's also important to check regularly the handrails to ensure that they are in good working order and do not show signs of corrosion or damage. Over time, and with repeated usage, it's possible for the bolts or fittings that are anchored on the handrails to come loose. This can pose a safety concern for anyone who is using the ramp.
It is also crucial to make sure that the surface of the ramp is grippy enough, especially in winter when the conditions are challenging. You'll need to clean up any dirt, leaves or other debris that might block and cause slippage. In addition, you'll want to apply an ice melt that is not corrosive to the ramp surface before winter arrives to prevent slips and injury.
If you're planning to use your ramp all winter, consider investing in wheels for traction or "snow tires" for your wheelchair. These wheels are designed to better track on slippery and snowy surfaces. They will allow you to stay on your ramp longer than normal wheelchair tires. Alternately, you can put heating pads or tape along the ramp's surface to help melt snow and ice before it accumulates.