The phrase "to build a ramp" means constructing a sloping pathway that connects two different levels. It is usually done to make it easier for people or vehicles to move up or down between these levels. Full definition
I was looking into building a ramp for him, but luckily the laser therapy gave him relief. (caringforaseniordog.com)
It is recommended to build the ramp large and sturdy enough for wheelchair use. (topdogtips.com)
Did you know that they organize and send their children into poor communities every year to help the elderly, the poor and disadvantaged with projects such as building ramps for the disabled, Habitat for Humanity and such? (religion.blogs.cnn.com)