Home » Retaining-Walls for Earth - Including the Theory of Earth-Pressure as Developed from the Ellipse of Stress - With a Short Treatise on Foundations - Il by Malverd A. Howe
Retaining-Walls for Earth - Including the Theory of Earth-Pressure as Developed from the Ellipse of Stress - With a Short Treatise on Foundations - Il Malverd A. Howe

Retaining-Walls for Earth - Including the Theory of Earth-Pressure as Developed from the Ellipse of Stress - With a Short Treatise on Foundations - Il

Malverd A. Howe

Published
ISBN : 9781408640555
Paperback
160 pages
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RETAINING-WALLS FOR EARTH. Recapitulation . Qene enl Formula ............................................ 23 Surface of the Earth iuclinecl. a 0 .......................... 24 Surface of the Earth P rnllel to the Surface of Repose .......... 21 SrMoreRETAINING-WALLS FOR EARTH. Recapitulation . Qene enl Formula ............................................ 23 Surface of the Earth iuclinecl. a 0 .......................... 24 Surface of the Earth P rnllel to the Surface of Repose .......... 21 Sr rface o f the Birth Horizontal ............................. 2.5 iii PAGE Fluid Pressure ............................................... 25 Graphical Construction for determining the Thrust of Earth against any Plane ......................................... 25 STABILITY OF TRAPEZOIDAL WALLS . Stability against Overturning ................................ 29 6 6 .. Sliding ..................................... 29 6 6 Crushing of Material ........................ 30 Determination of the Width of Base of a Trapezoidal Wall ..... 33 FORMULAS FOR TRAPEZOIDAL AND TRIANGULAR WALLS . . General Forinuln for Trapezoidal Walls ....................... 34 Formula for Vertical Wall ................................... 34 6 6 a Wall with a Vertical Back resisting a Normal Earth. pressure ......................................... 35 General Formula for Triangalar Walls ........................ 36 Special Cases of Triangular Walls ............................ 36 FOUNDATIONS FOR WALLS RETAINING EARTH . General Discussion .......................................... 37 Depth of Foundations ......................................... 38 Depth of Foundation when the Inteusity of the Pressure upon the Base is Uniform ..................................... 39 Depth of Foundation when the Intensity of the Pressure upon the Base is Unifor nlyV arying ......................... 39-40 Depth of Foundation when the Earth has Different Depths on Opposite Sides of the Wall................................ 41 Determination of the Breadth of the Base of a Trapezoidal Foundation ............................................ 42 Abutjting Power of Earth .................................... 43 Bearing Power of Earth ..... .. ............................. 43 EXAMPLES . PAGE Examples illustrating the Applicatic of Formulas for Earthpressure. Depth of Foundations. etc ......... .......... 44-6.0. Examples of Retaining-wall Profiles ........................ 61-65 FOUNDATIONS . Foundations upon Rock ................