Drainage may be defined as the science or directing the removal of excess surface and ground water in such a manner as to safeguard the best interests of all concerned. Its ultimate objective in roads is the prevention of damage or failure of the road surface and subgrade by the...
A major barrier to air travel for people with disabilities is the general lack of accessible lavatories on board commercial passenger aircraft. A primary reason for this lack of greater accessibility is related to space. To design an airplane lavatory that is accessible, minimizes the risk of injury to both...