One uses concrete piers which is what i recommend for decks in general.
Wood deck ramp plans.
Make your deck more accessible by building and installing a deck ramp.
The ramp slope will impact the layout requirements the expense involved and the ramp s ultimate usefulness.
Cut off excess overlap and use the remaining piece for the next run.
You can design it to be either an angle deck or flat stairs all according to the space you have.
Making the ramp too narrow is also a common diy mistake.
Starting with the ramp foundation the plans show two different approaches.
The ramp must have at least 36 in.
Shed ramp plan image credit.
Build a deck access ramp.
Ada ramps that extend beyond 30 must have an intermediate landing.
This is also the kind of thing you d want to use if your access ramp was going to be completely permanent.
First you must build the ramp at a 1 12 slope which means that you can only drop 1 for every 12 of the distance the ramp covers.
Side to side clear space and a maximum 36 in.
The angle of the ramp surfaces and the length or run of the ramp is a critical project consideration.
Spacing from the ramp floor to the top of the handrails figure c.
If you need to build a handicap accessible deck ramp be aware that there are very specific rules that must be followed.
Secure decking of choice we used 2x6s on the ramp starting at the building and working your way down using two deck screws per board at each joist.