This study investigates the relationship between the characteristics of construction personnel and their degree of recognition of safety signs and symbols. The safety signs and symbols are split into categories of mandatory action signs, prohibition signs and warning symbols. Thirty safety signs...

Classical spare parts inventory models assume that the same vintage of technology will be utilized throughout the planning horizon. However, asset replacement often occurs in the form of a new technology that renders existing spare parts inventories obsolete. This paper aims to study the impact...