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Construction and Design of Retaining Walls. Prof. Dr.-Ing. Ullrich Hanses FH Coburg /Germany. retaining walls. gravity dam. gravity dam from limstone without mortar. gravity dam. wall of Lauenstein Castle in the Franconia region . gravity dam. gravity dam. low retaining wall.
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Construction and Design of Retaining Walls Prof. Dr.-Ing. Ullrich Hanses FH Coburg /Germany
retaining walls Hanses retaining walls
gravity dam • gravity dam from limstone without mortar Hanses retaining walls
gravity dam • wall of Lauenstein Castle in the Franconia region Hanses retaining walls
gravity dam Hanses retaining walls
gravity dam • low retaining wall Hanses retaining walls
gravity dam • high retaining wall Hanses retaining walls
gravity dam • wall with console Hanses retaining walls
gravity dam • underpinning Hanses retaining walls
gravity dam • underpinning of a wall of a factory Hanses retaining walls
construction details • expansion joint Hanses retaining walls
construction details • construction joint between foundation and the wall Hanses retaining walls
drain • drain with gravel Hanses retaining walls
drain • drain with synthetic materials Hanses retaining walls
calculation of the earth pressure Hanses retaining walls
calculation of the earth pressureformula of Müller Breslau Hanses retaining walls
calculation of the earth pressureretaining wall with a sharp bend in the back wall Hanses retaining walls
calculation of the earth pressureretaining wall with a console in the back wall earth pressure g×Kagh j Ja Hanses retaining walls
calculation of stability of retaining wall Hanses retaining walls
stability against overturningfor dead load RV R eb b sL sR soil pressure Hanses retaining walls
stability against overturningfor dead load + traffic load RV R eb c b sR 3c soil pressure Hanses retaining walls
stability against sliding R RV Epghr RH RS Hanses retaining walls
stability against base failure dS R RV RH d g1 eb g2, j´, c b´ 2eb b Hanses retaining walls
calculation of the force of the base failure Hanses retaining walls
stress in the wall • If the distance eb between the resultant R and the centroidal axis within the wall is less than b/6 there is only compressive stress in the wall R eb b sR sL eb£b/6 Hanses retaining walls
retaining walls Hanses retaining walls
retaining wall • small retaining wall with piers Hanses retaining walls
retaining wall • high retaining wall with facing bricks Hanses retaining walls
principle of statics of the angular retaining wall R ballast G1 Eag buttresses GE theoretical back side of the wall G2 Hanses retaining walls
different types of angular retaining walls • normal angular retaining wall Hanses retaining walls
different types of angular retaining walls • angular retaining wall with cross shear walls Hanses retaining walls
different types of angular retaining walls • retaining wall with pile foundation Hanses retaining walls
reinforcement in a angular retaining wall Hanses retaining walls
calculation of earth pressurewith real sliding lines Monolith2 a Eagr Eagl da h Monolith1 Ja Ja´ Hanses retaining walls
calculation of earth pressurewith theoretical backside b theoretical backside G3 G1 Eag R h da G2 Hanses retaining walls
calculation of stability Hanses retaining walls
stability against overturningfor dead load RV R eb b sL sR soil pressure Hanses retaining walls
stability against overturningfor dead load + traffic load RV R eb c b sR 3c soil pressure Hanses retaining walls
stability against sliding RV R Epghr RH RS Hanses retaining walls
stability against base failure solution see page 21 dS RV R d g1 RH eb b´ g2, j, c 2eb b Hanses retaining walls
calculation of internal forcescut off of the earth monolith b b/2 b/2 eaghu according German DIN 4085 eaghd= 2 eaghu e E1 Eaghr E1 GB E2 E2 Eaght RBv eaghd RBv RBh RBh e Hanses retaining walls
calculation of internal forcesCut 1-1 G1 E1 E2 1 1 y´ Q´ M´ N´ x´ Hanses retaining walls
calculation of internal forcesCut 2-2 y´´ G2 Q´´ M´´ x´´ N´´ Rs1 sL P1 sR P2 Hanses retaining walls
calculation of internal forcesCut 3-3 G3 M´´´ x´´ N´´´ Q´´´ Rs3 y´´´ sL P1 sR P2 Hanses retaining walls
calculation of internal forcessurveillance N´ M´ Q´´´ Q´ M´´´ M´´ G N´´ N´´´ Rs2 Q´´ sL sR P1 P2 Hanses retaining walls
water pressure (additional forces) G1 G2 WL WR S1 S2 Hanses retaining walls
retaining walls Hanses retaining walls
special cases • retaining wall with anchors Hanses retaining walls
special cases wire baskets filled with stones or earth in geotextile Hanses retaining walls
special cases • wall from eath, wire and geotextile Hanses retaining walls