A retaining wall is to be constructed shown below. It has the following information:Soil ParametersRetaining Wall Specifications01 = 30 degreesY1= 18 kPaW1 0.4 mb;= 1.6 mb2= 1.2 mby= 0.7 mIt- 0.3 m2 = 28 degreesY2- 17 kPaC2- 0a- 28 degreesVa 20 kPaCg- 15 kPaD- 1.6 mH- 4.5 mYeoncrete 23.58 kN/m8'- 2/34H.14b,b,Figure 1Determine1) Ка2) Determine the Coulomb active force perunit length of the wall, Pa kN/m3) Overturning moment (Mo) at the toe kN-m/m4) Total vertical forces kN/m5) Resisting moment (Mo) at the toe kN-m/m

“Since you have posted a question with multiple sub-parts, we will solve the first three subparts…

A retaining wall is to be constructed shown below. It has the following information: Soil Parameters Retaining Wall Specifications 1- 30 degrees Y1= 18 kPa W 0.4 m b,- 1.6 m bz = 1.2 m by - 0.7 m t- 0.3 m D- 16 m 2- 28 degrees Y2- 17 kPa a- 28 degrees Va- 20 kPa - 15 kPa H 4.5 m Veorcrete 23.58 kN/m 6- 2/34 H. Figure 1 Determine 1) Ka 2) Determine the Coulomb active force per unit length of the wall, Pa kN/m 3) Overturning moment (Mo) at the toe kN- m/m

A retaining wall is to be constructed shown below. It has the following information: Soil Parameters Retaining Wall Specifications 1- 30 degrees Y1= 18 kPa W 0.4 m b,- 1.6 m bz = 1.2 m by - 0.7 m t- 0.3 m D- 16 m 2- 28 degrees Y2- 17 kPa a- 28 degrees Va- 20 kPa - 15 kPa H 4.5 m Veorcrete 23.58 kN/m 6- 2/34 H. Figure 1 Determine 1) Ka 2) Determine the Coulomb active force per unit length of the wall, Pa kN/m 3) Overturning moment (Mo) at the toe kN- m/m

Principles of Foundation Engineering (MindTap Course List)

8th Edition

ISBN:9781305081550

Author:Braja M. Das

Publisher:Braja M. Das

Chapter13: Retaining Walls

Section: Chapter Questions

Problem 13.2P

See similar textbooks

Similar questions

10. Refer to Figure III-1 attached. What would be the required slab thickness according to the AASHTO 1972 design guide for the following conditions: Daily ESAL=2,000, 20-year design period, design working stress ft = 600 psi, and a modulus of subgrade reaction of 200 psi/in?a. 6.5b. 9.5c. 10.5d. 11.5
To be classified as a tile, a unit must have what percentage voids? O a. 25 >90 O b. >60 О с. 60 O d. none of these The standard acceptable 28-day compressive strength of 150mm clay masonry hollow units in MPa (on the gross area)is? O a. 12.3 O b. 17.2 О с. 33.1 O d. 5.5 O e. 7.5
Determine the reinforcements for given slab systems and draw a sketch to show bar arrangements 0:25 hf=12 cm 3.25 3.50 h 120 mm Q = 2.0 kN/m² (for Slabs) Q = 5.0 kN/m² (for Balcony) 025 hf 12 Gm 3:25 4150 025 #7 hf 12 cm 3.25 19:40 025 + hf 12 cm 3.RS 3.50 Yconcrete 25 kN/m³ Coverage+plaster= 1.5 kN/m² Materials: C25/S420
A soil nail proposed to be installed under the conditions given below is designed against unfactored working force of 50KN. • Ground described as sandy gravel. • Soil nail installed at an angle of 10 degrees to the horizontal and 1.2 m below the ground surface. • Nail dimensions: total length = 5 m with 60% bonded, bonded diameter = 0.35 m, debonded diameter = 0.15 m Assuming parameters not given and considering the water able to be at the surface, propose the suitable type of soil nail and calculate the theoretical working factor of safety of the installed nail against pull out. Also, briefly discuss what would jeopardise your theoretical predictions of the nail performance.
10. Which is false of the following prestress loss combination ? A: Pre-tensioning method, O = 0,+012+013+ 014 B: Pre-tensioning method, om = 0 15 C: Post-tensioning method, o1 = 0, +012 + 013 D: Pre-tensioning method, o = 014 +015 + 016
For the retaining wall below calculate the foundation dimension (W)so that safety is satisfied. Unit weigth of soil 18kN/m³ and unit weigth of concrete 25 kN/m³ O'=30 degrees (Factor of Safety:3) UDL Surcharge 0.2m H (m) 15 UDL 15 (kN/m2) H
Wall footings are 0.4m wide, 0.2m thk, 0.6m deep from NGL, with 2-inch thick gravel bedding. How much gravel is needed for gravel bedding of Wall Footings? Select the correct response: 1.2 cu.m. 0.6 cu.m. 0.4 cu.m. 1.0 cu.m.
01/ The given data of a rectangular tank are: The bottom is hinged and top is free, a-4 m, b=12 m, c=6m, liquid density is 10 kN/m', E.-200000 MPa, fe'-25 MPa, concrete cover = 50 mm, and k-0.45. Find the minimum wall thickness for flexural requirement. 07 The gir t slab o Find
1- As a geotechnical engineer, you are planning to design a retaining wall with the soils, surcharge and groundwater condition as indicated below, ignore the tension crack and using Rankine answer the following questions: a) Calculate the magnitude of the resultant force b) Calculate the location of the resulting force IOKN /m² SURCHARGE SAND $ = 32° Y= 18KN/? lom CLAY C=14 KN/m2 YSAT = 21 KNlm3 * The well is free to lotete
b2: Prepare measurement sheet for the following items of works using drawing of boundary wall given in Figure 1 and Cross section in Figure 2. Use Individual wall method for calculation of quantities. i. Earthwork in excavation РСС (1:4:8) Brick Work in foundation ii. iii. iv. Damp Proof Course (DPC 1:2:4) DPC (1:2:4) 142" 1-14 2-6" Figure 1 Figure 2 30
A concret wall with a thickness= The wall carries linear service lods PD and P₁: PD = 9 kips/ft PL = 15 kips/ft Assume a footing thickness= The wall footing is located 8.0 in. 18.0 in. 5.0 ft below ground. The soil unit weight = The concrete unit weight If the allowable soil pressure da The net effective soil pressure qn is most nearly: 18.0 in. 100 pcf 150 pcf 4000 psf Wall 8.0 in. B PD PL 5.0 ft
Analyse the cantilever retaining wall to retain soil of earth of height 5.5m above ground level. Soil having bearing capacity and density are respectively 170kN/m2 and 18kN/m3. Use:Concrete grade 25Steel strength 460N/mm2Internal angle of friction 30 degreeCoefficient of friction 0.5