The ladder is a very conventional building transport device. In planning the ladder there are a number of elements that are very important and should be observed, namely comfort, tranquility and beauty.

Safe in this affairs ladders are planned to be created with a sturdy construction so that it can accommodate the user load while climbing the stairs. Called comfortable if the ladder is easy to pass and does not make people easily tired or saturated when walking.

The stairs on the side are safe and comfortable, should be created to support the overall look of space, both the size and dimensions of the staircase to a space.
Stairs are useful as roads rise and fall between floors.