If you need to build a handicap accessible deck ramp be aware that there are very specific rules that must be followed.
Wood deck ramp plans.
Build a deck access ramp.
Shed ramp plan image credit.
The ramp must have at least 36 in.
Not all ramps are.
The angle of the ramp surfaces and the length or run of the ramp is a critical project consideration.
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.
The ramp slope will impact the layout requirements the expense involved and the ramp s ultimate usefulness.
This is also the kind of thing you d want to use if your access ramp was going to be completely permanent.
You can design it to be either an angle deck or flat stairs all according to the space you have.
One uses concrete piers which is what i recommend for decks in general.
Side to side clear space and a maximum 36 in.
Spacing from the ramp floor to the top of the handrails figure c.
Slope is the angle relationship of vertical height rise to the horizontal length or projection run.
Ada ramps that extend beyond 30 must have an intermediate landing.
Make your deck more accessible by building and installing a deck ramp.
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.
Making the ramp too narrow is also a common diy mistake.