PART I. 



TABLE OF CONTENTS 



DATA AND DETAILS FOR THE DESIGN AND CONSTRUCTION OF Srwo. BRIDGES AMD 



BUILDINGS. 



CHAPTER I. 



STEEL ROOF TRUSSES AND MILL BUILDING*. 



Definitions 



Data for Design 3 



Weight of Roof Trusses 3 



Weight of Purlins, Girts, Bracing and 



Columns 4 



Weight of Roof Covering 4 



Snow Loads 4 



Wind Loads 5 



Miscellaneous Loads 7 



Stresses in Roof Trusses and Mill Buildings 7 



Design of Steel Mill Buildings 7 



General Principles of Design 7 



Steel Frame Buildings 9 



Types of Roof Trusses 9 



Saw Tooth Roof Trusses 9 



Transverse Bents 9 



Roof Arches 14 



Pitch of Roof 14 



Pitch of Truss T 14 



Spacing of Trusses and Transverse Bents. 14 



Truss Details 15 



Details of Roof Framing 15 



Columns 15 



Corrugated Steel 15 



Fastenings for Corrugated Steel 19 



Louvres, Ridge Roll, 24 



Gutters, Purlins, Cornice 26 



96 

 28 



2& 

 28 



3 

 3 

 3 

 3* 

 38 

 43 

 43 



Roof Coverings .... 

 Corrugated Steel Roofing 



Anti-Condensation Lining 

 Slate Roofing 



Tile Roofing 



Tin Roofing 



Tar and Gravel Roof 



Shop Floors 



Windows and Skylights. . 



Ventilators 



Wooden Doors 



Steel Doors.. 



Examples of Steel Frame Buildings 44 



Ketchum's Modified Saw Tooth Roof. . 44 

 Steel Transformer Building . 49 



Steel Frame Building with Plaster Walls 53 

 Steam Engineering Building 53 



Steel Windows 54* 



Steel Doors 54f 



Cement Roofing Tile 54m 



Gypsum Roofing Tile . . . 54m 



Bending Moments in Columns 540 



Stresses in Rigid Frames 54p 



General Specifications for Steel Frame 



Buildings 55 



References. . . 68 



CHAPTER II. STEEL OFFICE BUILDINGS. 



Skeleton Construction 69 



Fire Resisting Construction 69 



Loads 70 



Dead Loads 70 



Weights of Steel in Tall Buildings. . . 70 



Live Loads 7 



Wind Loads 72 



Snow Loads 7 2 



Minimum Roof Loads 74 



Live Loads on Columns 74 



Loads on Foundations 75 



Pressure on Foundations 75 



Pressure on Masonry 75 



Calculations of Wind Load Stresses 76 



Allowable Stresses 79 



Details of Framework. . . . 



Floor Plan 



Columns 



Column Schedule. . 



Column Details. . . 



Column Bases 



Anchors 



Foundations. . 



Spacing of Columns. 



Floor Panels. . 



Spandrel Sections 



Wind Bracing 



Examples of Steel Office Building*. 



85 

 85 



M 



94 



94 



94 



94 



98 



99 



loo 



too 



101 



Specifications for Steel Office Building*. . . 103 

 References lo6 



vu 



