Specifications Buildings 85 Standards 25 Design and construction 15 Construction industry 13 Building 10 Engineering 10 Bridges 9 Building, Iron and steel 9 Steel, Structural 9 Building laws 7 House construction 7 Reinforced concrete construction 7 Architecture 6 Civil engineering 6 Dwellings 6 Roads 6 Steel 6 Handbooks, manuals, etc 5 Private schools 5 Computer software 4 Congresses 4 Estimates 4 High school buildings 4 Specification writing 4 Steel, structural 4 Tables 4 Analysis 3 Bibliography 3 Building materials 3