BOQ is a document detailing the qualitative and quantitative aspects of every constituent parts of a proposed construction project. It is a document or a “book” containing a long list of all the items of works for construction. Each of these items is complete with the description of material, labour and workmanship for the work and its quantity. Basically, it is a document with detail information about the type, nature and quantities of the finished work in a construction. Normally, it is compiled together with the form of tender, specification, preliminary bill and list of drawings to form a tender document.