Hope your help CE 430 foundation thanks 4. A 4m x 8m rectangular footing will be placed on ground surface as shown in the figurebelow. The total load acting on the footing will be 3000 kN. Determine the consolidationsettlement of the foundation. Assume the clay is normally consolidated with Cc-0.3 anduse 2V:1H method to calculate the stress increase at the middle of the clay layer. (20 points)New footing2.8 mSandYdry = 18.0 kN/m³4.2 mSandYwet = 18.6 kN/m³ClayY wer = 18.2 kN/m', e, = 0.82LL 44, PL = 203.0m%3DSand

Answered: Image /qna-images/answer/ab7364b4-5f9e-4a28-9fa2-8801f89ca24d.jpg

Answered: 4. A 4m x 8m rectangular footing will…

Principles of Foundation Engineering (MindTap Course List)

8th Edition

ISBN:9781305081550

Author:Braja M. Das

Publisher:Braja M. Das

Chapter5: Ultimate Bearing Capacity Of Shallow Foundations: Special Cases

Section: Chapter Questions

Problem 5.5P

See similar textbooks

Similar questions

The square footing shown in the figure carries a load of 3500 kN. Assume that the stress below the footing is distributed at a slope of 1H:2V. The clay layer is overconsolidated with OCR -2 Q - 3500 kN 4mx Sm 0.6 m Ya - 17.5 kN/m Sand 0.6 m GWT Sand 1.2 m 7'= 8.49 kN/m Yrat = 17.1 kN/m Clay e, = 1.4 C, = 0.06 = 0.38 1.2 m etermine the settlement of the clay layer.
2 m 3m 75 EV 1 m A The footing plan is shown loaded uniformly in a rectangular area. What is the value of the increase of stress of the second or loaded area (Aσ₂) to be subtracted?
A rectangular footing shown below, 10m x 15m, is uniformly loaded with q=100 kPa. Determine the change in vertical stress change 10m below point A, which lies outside the loadad area. You may use the finely-graduated chart used in the class discussions. A 5m 2- Loaded 10m Area 15m 5m 42 kPa O 100 kPa O 4.2 kPa O 21 kPa
A rectangular footing 3m x 2m exerts a pressure of 100kN/m2on a cohesive soil Es= 5x104 kN/m2and µ = 0.5. Estimate the immediatesettlement at the centre, assuming(a) the footing is flexible (b) the footing is rigid (ii) Write about influence of water table in determination of bearing capacity.
Ignoring the given Es-data and considering that the supporting soil is clean, normally consolidated sand with the following available data: A rigid shallow foundation 1x 2m is shown in the scheme. Cakulate the elastic setlement at the centre of the foundation. q=150Pa 1m 10000 Sand -03 2 8000 12000 www Scheme 1.2 Im Sand 2,m 0-25 7 25-65 11 65-10.0 14 Scheme 13 Assume the rodk layer exists at depth z- 10m. C Expand Transcribed Image Text A rigid shallow foundation 1x 2 m is shown in the scheme. Calculate the elastic settlement at the centre of the foundation. q= 150 kPa im E, (kPa) 1m. 110000 Sand Hs=0.3 2 8000 34 12000 Rock Scheme 3.21m g=150 kPa z, m Sand Hs =0.3 0-2.5 7 2.5- 6.5 11 6.5- 10.0 14 Scheme 3.3 Assume the rock layer exists at depth z= 10 m. (u) z
1. A 3m x 3m square footing is constructed at a depth of 2m in a 26m deep clay layer with following soil properties: ] =16.5kN/m³, Normally Consolidated Clay, e̟= 0.65, Cc = 0.25,s=0.5 and Es= 6.0 MN/m2. If there is a 1000kN structural load on the footing, calculate the consolidation settlement of the footing.
The square footing shown in the figure carries a load of 3500 kN. Assume that the stress below the footing is distributed at a slope of 1H:2V. The clay layer is overconsolidated with OCR=2. Pls answer asap. 3 decimal places.
A circular footing is to carry the load given. The foundation shall be embedded at a depth of 2.2 m below ground level (GL). The groundwater table was observed 2 m below BOF. Using the following soil data (dense sand): γsoil = 18 kN/m3 γsub = 10 kN/m3 c = 12 kPa Nc = 17.69 Nq = 7.44 Nγ = 3.64 FS = 3.0 If the total service load to be carried concentrically is 520 kN, what should be the radius of the circular footing (m)? the final ans is 0.91
Figure shows the geometry of a strip footing supporting the load bearing walls of a three storied building and the properties of clay layer. モ S G Y bulk = 18 kN/m³ Y GWT 1m Strip footing + 1.2 m → Clay layer 6 m C. = 0.08, e, = 0.40 Y sat = 20 kN/m³ Hard stratum If the elastic modulus and the Poisson's ratio of the clay layer are respectively 50x10° kPa and 0.4 and if the influence factor for the strip footing is 1.75, the elastic settlement of the footing will be
(b) A plate load test was carried out on a ground having a uniform sand stratum up to sufficient depth. The size of the plate was 40 cm x 40 cm Load (kN) 5 10 20 28 38 50 56 Settlement 0.8 1.3 2.25 3.6 6 8.25 11.5 (mm) Plot the load settlement curve. Also determine the bearing capacíty and load that can be taken by a column footing of size 2m x 2m in this soil for an allowable settlement of 25 mm
A building with a rectangular footing is constructed as the following figure. The design building load to the footing is 12800 kN. The unit weight of soil and consolidation test parameters of the Clay layer are provided. Calculate the clay consolidation settlement along the center of footing due to the loading. The initial void ratio, eo, is 1.15. Use DM 7.01 manual to find the influence factor and one sublayer approach for the clay formation. 5m 3.5m Sand 4m Ysand = 13.5 kN/m3 Clay C, = 0.072 Cc = 0.379 102 kPa Yclay = 16.2 kN/m3 i 10m Pp %D Sand Bedrock Center of footing
Problem 1 A 3m x 3m square footing is constructed at a depth of 2m in a 26m deep clay layer with following soil properties: g =16.5kN/m3, Normally Consolidated Clay, eo= 0.65, Cc = 0.25,ms=5 and Es= 6.0 MN/m2. If there is a 1000kN structural load on the footing, calculate the consolidation settlement of the footing. A 2m X 2m footing carrying 1400kN load is constructed in a site with 2.5m thick clay layer under a 2.5m thick sand layer. If the footing and the ground water table are located at 1.5m below the surface, calculate the consolidation settlement of the footing. You may assume the following soil properties: for sand gsat = 19.25kN/m3 and gt = 7kN/m3, and for clay eo= 0.65, Cc = 0.25, Cs = 0.06, s’p = 200kN/m2 and gsat =19.25kN/m3. A 1882kN load is carried by a 2.6m x 2.6m square footing at a depth of 1.4m in a 30 m deep sand layer. Given the following soil properties for soil calculate the total settlement of the footing after 10 years. Where soil properties are: g = 15.9…

SEE MORE QUESTIONS

Recommended textbooks for you

Principles of Foundation Engineering (MindTap Cou…

Civil Engineering

ISBN:

9781305081550

Author:

Braja M. Das

Publisher:

Cengage Learning