Elementary Theory and Calculation of Iron Bridges and Roofs

E. & F.N. Spon, 1879 - 395 sider

Preliminary Remarks	1

Method of Moments CHAPTER	4

Calculation of the Stresses in a Roof of 100 feet Span Drillshed of the Welfenplatz Barracks Hanover	10

Roof Truss of 32 metres Span	14

CHAPTER II	17

Cantilever Roof with Stay Span 6 metres	19

Parabolic Girder of 16 metres Span with a single System of Diagonals	20

Derived Forms	26

Suspension Bridge in Three Spans Span of Central Opening 120	164

93	172

Stability of the Central Piers	180

On the Calculation of the Stresses in Domes	188

254	195

Generating Curve for a Dome requiring the least Quantity of Material	201

CHAPTER X	213

To determine the Subdivision of the whole Span requiring the least	227

Theory of Parabolic Girders PAGE 1 4 10 14 17 20 26	31

CHAPTER III	36

Girder in which the Minimum Stress in the Diagonals is Zero	38

Braced Girder of 16 metres Span composed of single Rightangled Triangles	39

Derived Forms	44

Remarks on the Degree of Accuracy of the Assumptions made with regard to the Distribution of the Loads	48

Braced Girder with Equilateral Triangles or Warren Girder Railway Bridge over the Trent near Newark	52

Multiple Lattice Girders 3589 52	59

CHAPTER IV	76

Apparent Failures of the Method of Moments	93

Theory of Sickleshaped Trusses	95

Braced Arch of 24 metres Span	114

76	123

Braced Arch of 40 metres Span Bridge over the Theiss at Szegedin	126

87	127

23 Stability of the Abutments of the Braced Arch	147

CHAPTER VII	157

CHAPTER XI	234

Application of the Method of Moments to find the Form a Structure	241

Determination of the Crosssectional Areas of the Bars in a Structure	264

CHAPTER XIII	282

Deflection of Braced Girders with Parallel Booms	290

Trussed Beams without Diagonals	301

CHAPTER XV	309

Deflection of Beams	321

Resistance of long Columns to Bending and Buckling	340

CHAPTER XVI	347

Calculation of the Stresses produced by the Permanent Load	353

Determination of the Worst Condition of Loading for the Girders	359

Calculation of the Shearing Stress produced by the Moving Load	367

Influence of the Extension of the Backstays	373

Adjustment of the Vertical Rods connecting the Girders with	381

APPENDIX	389

Tittel	Elementary Theory and Calculation of Iron Bridges and Roofs
Forfatter	August Ritter
oversatt av	Matthew Henry Phineas Riall Sankey
Utgave	3
Utgiver	E. & F.N. Spon, 1879
Original fra	Harvard University
Digitalisert	3. okt 2007
Lengde	395 sider

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