A Text-book on Roofs and Bridges: Stresses in simple trusses

Mansfield Merriman, Henry Sylvester Jacoby

John Wiley, 1920 - Bridges

Contents

• CHAPTER I: 1
• LOADS ON ROOF TRUSSES: 5
• APEX LOADS AND REACTIONS: 6
• EXTERNAL FORCES AND INTERNAL STRESSES: 8
• THE METHOD OF MOMENTS: 12
• THE METHOD OF RESOLUTION OF FORCES: 15
• STRESSES DUE TO DEAD LOAD: 17
• STRESSES DUE TO SNOW LOAD 9 WIND LOADS: 19
• REACTIONS DUE TO WIND LOADS: 21
• WIND STRESSES IN TRUSSES WITH FIXED ENDS 12 WIND STRESSES IN TRUSSES WITH ONE END FREE 13 MAXIMUM AND MINIMU...: 27
• SPECIAL LOADS AND TRUSSES: 29
• FLEXURAL STRESSES IN MEMBERS: 31
• INVESTIGATION AND DESIGN: 35
• EVOLUTION OF ROOF TRUSSES: 39
• PAGE: 43
• WEIGHTS OF TRUSSED BRIDGES: 53
• STRESSES IN WEB MEMBERS: 56
• 21: 59
• STRESSES IN CHORD MEMBERS: 60
• THE METHOD OF CHORD INCREMENTS: 61
• 24: 64
• 25: 65
• THE HOWE TRUSS WITHOUT COUNTERS: 67
• 26: 69
• 29: 70
• 31: 74
• AQUEDUCT AND Foot BRIDGES: 75
• HISTORICAL NOTES: 77
• CHAPTER III: 87
• LOADING FOR GREATEST WEB STRESSES: 90
• TRUE LIVE LOAD SHEARS: 93
• LOADING FOR GREATEST CHORD STRESSES: 95
• THE WARREN TRUSS: 98
• DELAWARE LACKAWANNA: 101
• THE HOWE TRUSS WITH COUNTERS: 102
• THE PRATT TRUSS WITH COUNTERS: 107
• THE BALTIMORE TRUSS: 109
• EXCESS PANEL LOADS: 114
• AXLE LOADS FOR HIGHWAY BRIDGES: 116
• AXLE LOADS FOR RAILROAD BRIDGES: 118
• MOMENT DIAGRAM FOR LOADING: 121
• 145: 122
• GREATEST FLOORBEAM LOADS: 126
• SHEARS FROM AXLE LOADS: 128
• WEB STRESSES DUE TO AXLE LOADS: 133
• MOMENTS FROM AXLE LOADS: 135
• CHORD STRESSES DUE TO AXLE LOADS: 142
• EQUIVALENT UNIFORM LOADS: 145
• COMPARISON OF METHODS OF LOADING: 149
• UNSYMMETRICAL TRUSSES 147: 153
• 36: 156
• Snow LOAD STRESSES: 157
• THE LATERAL SYSTEMS WIND LOADS 53 STRESSES DUE TO WIND LOADS: 160
• STRESSES IN MAIN TRUSSES DUE TO WIND: 165
• STRESSES DUE TO INITIAL TENSION: 167
• STRESSES DUE TO TRACTION: 168
• STRESSES DUE TO CENTRIFUGAL LOAD: 171
• STRESSES DUE TO IMPACT: 175
• FINAL MAXIMUM AND MINIMUM STRESSES: 179
• RANGES OF STRESS: 183
• COMPUTATION OF STRESSES IN PRACTICE: 185
• STRESS SHEETS FOR TRUSSED BRIDGES: 189
• CHAPTER V: 190
• BOLLMAN AND FINK TRUSSES: 195
• MULTIPLE WEB SYSTEMS: 201
• WHIPPLE AND POST TRUSSES: 205
• ILLINOIS CENTRAL RAILROAD BRIDGE OVER THE OHIO RIVER: 206
• BOWSTRING TRUSSES: 209
• THE PARKER TRUSS UNDER PANEL LOADS: 214
• WEB STRESSES IN PARKER TRUSSES: 219
• PENNSYLVANIA AND PEGRAM TRUSSES: 223
• LONGSPAN SIMPLE BRIDGES: 225
• HIGHWAY BRIDGE OVER MONONGAHELA RIVER AT HOMESTEAD: 229
• ECONOMIC DEPTH: 231
• LIMITING SPAN: 234
• MODERN AMERICAN TRUSSES: 237
• CHAPTER VI: 239
• PORTAL BRACING FOR THROUGH BRIDGES: 242
• SWAY BRACING FOR THROUGH BRIDGES: 248
• A SKEW PORTAL: 250
• FLEXURE OF CHORD MEMBERS: 252
• FLEXURE OF POSTS: 255
• SHEARS AND MOMENTS ON PINS: 257
• FLOOR STRINGERS: 260
• FLOOR BEAMS: 264
• PLATE GIRDER BRIDGES: 265
• CHAPTER VII: 268
• BRIDGE TRUSSES UNDER ONE LOAD: 269
• BRIDGE TRUSSES UNDER ANY LOADS: 271
• CANTILEVER TRUSSES: 274
• STIFFNESS OF BRIDGES: 276
• BEAMS WITH UNIFORM SECTION: 278
• BEAMS WITH VARIABLE SECTION: 281
• DEFLECTIONS DUE TO LIVE LOAD: 282
• PRINCIPLE OF LEAST WORK: 284
• STATICALLY INDETERMINATE TRUSSES: 286
• FIVETon GANTRY IN YARDS OF THE LACKAWANNA STEEL COMPANY: 291
• NEW YORK CHICAGO AND ST LOUIS VIADUCT AT GIRARD PA: 309
• DEFINITIONS AND DESCRIPTIONS 19 KINDS OF TRUSSES 40: 314
• 221: 315
• CHESAPEAKE AND OHIO RAILWAY VIADUCT AT RICHMOND: 316

Bibliographic information

• Title: A Text-book on Roofs and Bridges: Stresses in simple trusses; Volume 1 of A Text-book on Roofs and Bridges, Henry Sylvester Jacoby
• Authors: Mansfield Merriman, Henry Sylvester Jacoby
• Edition: 6, reprint
• Publisher: John Wiley, 1920
• Original from: the University of California
• Digitized: May 6, 2010