 | 1800 - 798 páginas
...effects of percussion, it is advisable that the greatest load in railway bridges should in no cage exceed one-sixth of the weight which would break the beam when laid on at rest in the centre." — Vide Report of the Iron Commission, page xviii. eminent authorities, and had taken steps to obtain... | |
 | William Laxton - 1865 - 484 páginas
...increased by the effects of percussion, it is advisable that the greatest load in railway bridges shall in no case exceed one-sixth of the weight which would...break the beam when laid on at rest in the centre.|| Emersou showed, more than sixty years ago, that the stress tending to split in two an internally perfectly... | |
 | William Laxton - 1850 - 452 páginas
...increased by the effects of percussion, it is advisable that the greatest load in railway bridges should in no case exceed one-sixth of the weight which would...that it would produce if set at rest upon the bridge; also that the dynamical increase in bridges of less than 40 feet in length is of sufficient importance... | |
 | George Drysdale Dempsey - 1850 - 72 páginas
...increased by the effects of percussion, it is advisable that the greatest load in railway bridges should in no case exceed one-sixth of the weight which would break the beam when laid on at rest in the centre.7 " That, as it has appeared that the effect of velocity communicated to a load is to increase... | |
 | 1851 - 474 páginas
...percussion, it is advisable that the greatest load in railway bridges should in no case exceed one sixth of the weight which would break the beam when laid...that it would produce if set at rest upon the bridge ; also, that the dynamical increase in bridges of less than forty feet in length is of sufficient importance... | |
 | Sir William Fairbairn - 1851 - 98 páginas
...increased by the effects of percussion, it is advisable that the greatest load in railway bridges should in no case exceed one-sixth of the weight which would...break the beam when laid on at rest in the centre." — Vide Report of the Iron Commission, page xviii. eminent authorities, and had taken steps to obtain... | |
 | 1851 - 470 páginas
...load in railway bridges should in no case exceed one sixth of the weight which would break the lie:,in when laid on at rest in the centre. That, as it has appeared that '.he effect of velocity communicated to a load is to increase the deflection that it would produce... | |
 | George Rowdon Burnell - 1853 - 294 páginas
...increased by the effects of percussion, it is advisable that the greatest load in railway bridges should in no case exceed onesixth of the weight which would...that it would produce if set at rest upon the bridge; also, that the dynamical increase in bridges of less than 40 feet in length is of sufficient importance... | |
 | 1862 - 620 páginas
...but that the conditions of safety will be' realised if the greatest load on a railway bridge does not exceed ' one-sixth of the weight which would break the beam when laid ' on at rest in its centre.' Among many other useful practical suggestions the Committee recommend, that ' engineers... | |
 | Bindon Blood Stoney - 1869 - 378 páginas
...The conclusions of the Commissioners, as given at p. xviii. of their report, is as follows : — " That as it has appeared that the effect of velocity...that it would produce if set at rest upon the bridge ; also that * Report, p. xiv. 't Report, A pp., p. 412. the dynamical increase in bridges of less than... | |
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That as it has appeared that the effect of velocity communicated to a load is to increase the deflection that it would produce if set at rest upon the bridge; also that the dynamical increase in bridges of less than 40 feet in length is of sufficient... 
