Recent activity in Foundation Engineering / GO Civil

0 votes

0 answers

1

GATE Civil 2013 | Question: 53
A multistory building with a basement is to be constructed. The top $4$ m consists of loose silt, below which dense sand layer is present up to a great depth. Ground water table is at the surface. The foundation consists of the basement slab of $6$ ... and rigidity corrections, the immediate settlement of the dense sand layer will be $58$ mm $111$ mm $126$ mm $179$ mm

A multistory building with a basement is to be constructed. The top $4$ m consists of loose silt, below which dense sand layer is present up to a great depth. Ground wate...

Chandanachandu

100 points

Chandanachandu recategorized May 29, 2021

0 votes

0 answers

2

GATE Civil 2013 | Question: 52
A multistory building with a basement is to be constructed. The top $4$ m consists of loose silt, below which dense sand layer is present up to a great depth. Ground water table is at the surface. The foundation consists of the basement slab of $6$ m width which ... safety $=3$, the net safe bearing capacity (in $kN/m^2$) of the foundation is $610$ $320$ $983$ $693$

A multistory building with a basement is to be constructed. The top $4$ m consists of loose silt, below which dense sand layer is present up to a great depth. Ground wate...

Chandanachandu

100 points

Chandanachandu recategorized May 29, 2021

0 votes

0 answers

3

GATE Civil 2012 | Question: 15
An embankment is to be constructed with a granular soil (bulk unit weight $=20 \: kN/m^3$) on a saturated clayey silt deposit (undrained shear strength $=25$ kPa). Assuming undrained general shear failure and bearing capacity factor of $5.7$, the maximum height (in m) of the embankment at the point of failure is $7.1$ $5.0$ $4.5$ $2.5$

An embankment is to be constructed with a granular soil (bulk unit weight $=20 \: kN/m^3$) on a saturated clayey silt deposit (undrained shear strength $=25$ kPa). Assumi...

Chandanachandu

100 points

Chandanachandu retagged May 29, 2021

0 votes

0 answers

4

GATE2015-2-41
A $6$ m high retaining wall having a smooth vertical back face retains a layered horizontal backfill. Top $3$ m thick layer of the backfill is sand having an angle of internal friction. $\phi = 30^{\circ}$ while the bottom layer is $3$ m thick clay with cohesion, $c=20$ ... $150$ $216$ $156$ $196$

A $6$ m high retaining wall having a smooth vertical back face retains a layered horizontal backfill. Top $3$ m thick layer of the backfill is sand having an angle of int...

Chandanachandu

100 points

Chandanachandu recategorized May 28, 2021

0 votes

0 answers

5

GATE2015-1-14
In an unconsolidated undrained triaxial test, it is observed that an increase in cell pressure from $150$ kPa to $250$ kPa leads to a pore pressure increase $80$ kPa. It is further observed that, an increase of $50$ kPa in deviatoric stress results in an increase of $25$ kPa in the pore pressure. The value of $\textit{Skempton’s pore pressure parameter B}$ is $0.5$ $0.625$ $0.8$ $1.0$

In an unconsolidated undrained triaxial test, it is observed that an increase in cell pressure from $150$ kPa to $250$ kPa leads to a pore pressure increase $80$ kPa. It ...

Chandanachandu

100 points

Chandanachandu recategorized May 28, 2021

0 votes

0 answers

6

GATE2015-1-42
A square footing $(2\:m \times 2\:m)$ is subjected to an inclined point load, $P$ as shown in the figure below. The water table is located well below the base of the footing. Considering one-way eccentricity, the $\textit{net safe}$ load carrying capacity of the footing for a factor ... : $F_{qd} = F_{\gamma d} = 1.113$; Inclination factors: $F_{qi} = 0.444, \: F_{\gamma i}=0.02$

A square footing $(2\:m \times 2\:m)$ is subjected to an inclined point load, $P$ as shown in the figure below. The water table is located well below the base of the foot...

Chandanachandu

100 points

Chandanachandu recategorized May 27, 2021

0 votes

0 answers

7

GATE2016-1-13
A vertical cut is to be made in a soil mass having cohesion $c$, angle of internal friction $\phi$, and unit weight $\gamma$. Considering $K_a$ and $K_p$ ... $\dfrac{4c \sqrt{K_a}}{\gamma } \\$ $\dfrac{4c}{\gamma \sqrt{K_a}}$

A vertical cut is to be made in a soil mass having cohesion $c$, angle of internal friction $\phi$, and unit weight $\gamma$. Considering $K_a$ and $K_p$ as the cofficien...

Chandanachandu

100 points

Chandanachandu recategorized May 27, 2021

0 votes

0 answers

8

GATE2016-1-41
A homogeneous gravity retaining wall supporting a cohesionless backfill is shown in the figure. The lateral active earth pressure at the bottom of the wall is $40$ kPa. The minimum weight of the wall (expressed in kN per m length) required to prevent it from overturning about its toe (Point $\color{Red}{P}$) is $120$ $180$ $240$ $360$

A homogeneous gravity retaining wall supporting a cohesionless backfill is shown in the figure. The lateral active earth pressure at the bottom of the wall is $40$ kPa.Th...

Chandanachandu

100 points

Chandanachandu recategorized May 27, 2021

0 votes

0 answers

9

GATE2017 CE-2-6
Consider a rigid retaining wall with partially submerged cohesionless backfill with a surcharge. Which one of the following diagrams closely represents the Rankine’s active earth pressure distribution against this?

Consider a rigid retaining wall with partially submerged cohesionless backfill with a surcharge. Which one of the following diagrams closely represents the Rankine’s ac...

Chandanachandu

100 points

Chandanachandu recategorized May 25, 2021

0 votes

0 answers

10

GATE2017 CE-1: 46
It is proposed to drive H-piles up to a depth of $7$ m at a construction site. The average surface area of the H-pile is $3 \: m^2$ ... . The total axial frictional resistance (in kN, up to one decimal place) mobilized on the pile against the driving is _____________

It is proposed to drive H-piles up to a depth of $7$ m at a construction site. The average surface area of the H-pile is $3 \: m^2$ per meter length. The soil at the site...

Chandanachandu

100 points

Chandanachandu recategorized May 25, 2021

0 votes

0 answers

11

GATE2017 CE-1: 47
The infinite sand slope shown in the figure is on the verge of sliding failure. The ground water table coincides with the ground surface. Unit weight of water $\gamma_w = 9.81 \: kN/m^3$. The value of the effective angle of internal friction (in degrees, up to one decimal place) of the sand is ________.

The infinite sand slope shown in the figure is on the verge of sliding failure. The ground water table coincides with the ground surface. Unit weight of water $\gamma_w =...

Chandanachandu

100 points

Chandanachandu retagged May 25, 2021

0 votes

0 answers

12

GATE2018 CE-2: 32
A $3$ m high vertical earth retaining wall retains a dry granular backfill with angle of internal friction of $30^{\circ}$ and unit weight of $20 \: kN/m^3$. If the wall is prevented from yielding (no movement), the total horizontal thrust (in kN per unit length) on the wall is $0$ $30$ $45$ $270$

A $3$ m high vertical earth retaining wall retains a dry granular backfill with angle of internal friction of $30^{\circ}$ and unit weight of $20 \: kN/m^3$. If the wall...

Chandanachandu

100 points

Chandanachandu recategorized May 23, 2021

0 votes

0 answers

13

GATE2018 CE-2: 18
The initial concavity in the load-penetration curve of a CBR test is NOT due to uneven top surface high impact at start of loading inclined penetration plunger soft top layer of soaked soil

The initial concavity in the load-penetration curve of a CBR test is NOT due touneven top surfacehigh impact at start of loadinginclined penetration plungersoft top layer...

Chandanachandu

100 points

Chandanachandu edited May 23, 2021

0 votes

0 answers

14

GATE2018 CE-1: 31
A $0.5 \: m \times 0.5 \: m$ square concrete pile is to be driven in a homogeneous clayey soil having undrained shear strength $c_u=50 \: kPa$ and unit weight, $\gamma = 18.0 \: kN/m^3$. The design capacity of the pile $500$ kN. The adhesion factor $\alpha$ is given as ... pile required for the above design load with a factor of safety of $2.0$ is $5.2$ m $5.8$ m $11.8$ m $12.5$ m

A $0.5 \: m \times 0.5 \: m$ square concrete pile is to be driven in a homogeneous clayey soil having undrained shear strength $c_u=50 \: kPa$ and unit weight, $\gamma = ...

Chandanachandu

100 points

Chandanachandu recategorized May 22, 2021

–1 votes

1 answer

15

GATE2018 CE-1: 47
A rigid smooth retaining wall of height $7$ m with vertical backface retains saturated clay ass backfill. The saturated unit weight and undrained cohesion of the backfill are $17.2 \: kN/m^3$ and $20 \: kPa$, respectively. The difference in the active ... ( in $kN$ per meter length of wall, up to two decimal places), before and after the occurrence of tension crack is _____

A rigid smooth retaining wall of height $7$ m with vertical backface retains saturated clay ass backfill. The saturated unit weight and undrained cohesion of the backfill...

Chandanachandu

100 points

Chandanachandu recategorized May 22, 2021

0 votes

0 answers

16

GATE2019 CE-2: 55
A square footing of $2 \: m$ sides rests on the surface of a homogeneous soil bed having the properties: cohesion $c= 24 \: kPa$, angle of internal friction $\phi = 25^{\circ}$, and unit weight $\gamma = 18 \: kN/m^3$. Terzaghi's bearing capacity ... and $N_{\gamma}' =3.2$. The ultimate bearing capacity of the foundation (in $kPa$, round off to $2$ decimal places) is _________

A square footing of $2 \: m$ sides rests on the surface of a homogeneous soil bed having the properties: cohesion $c= 24 \: kPa$, angle of internal friction $\phi = 25^{\...

Chandanachandu

100 points

Chandanachandu retagged May 18, 2021

0 votes

0 answers

17

GATE2019 CE-2: 54
A timber pile of length $8 \: m$ and diameter $0.2 \: m$ is driven with a $20 \: kN$ drop hammer, falling freely from a height of $1.5 \: m$. The total penetration of the pile in the last $5$ blows is $40 \: mm$. Use the Engineering News Record ... to energy losses) of $2.5 \: cm$. The safe load carrying capacity of the pile (in $kN$, round off to $2$ decimal places) is __________

A timber pile of length $8 \: m$ and diameter $0.2 \: m$ is driven with a $20 \: kN$ drop hammer, falling freely from a height of $1.5 \: m$. The total penetration of the...

Chandanachandu

100 points

Chandanachandu retagged May 18, 2021

0 votes

0 answers

18

GATE2019 CE-2: 25
Construction of a new building founded on a clayey soil was completed in January $2010$. In January $2014$, the average consolidation settlement of the foundation in clay was recorded as $10 \: mm$. The ultimate consolidation settlement was estimated in ... soil site, the expected consolidation settlement in January $2019$( in mm, round off to the nearest integer) will be _______

Construction of a new building founded on a clayey soil was completed in January $2010$. In January $2014$, the average consolidation settlement of the foundation in clay...

Chandanachandu

100 points

Chandanachandu recategorized May 18, 2021

0 votes

0 answers

19

GATE2019 CE-1: 29
For the following statements: P - The lateral stress in the soil while being tested in an oedometer is always at-rest. Q - For a perfectly rigid strip footing at deeper depths in a sand deposit, the vertical normal contact stress at the footing edge is greater than that at its centre. R - ... FALSE; Q - FALSE; R - TRUE P - TRUE; Q - TRUE; R - FALSE P - FALSE; Q - FALSE; R - FALSE

For the following statements:P – The lateral stress in the soil while being tested in an oedometer is always at-rest.Q – For a perfectly rigid strip footing at deeper...

Chandanachandu

100 points

Chandanachandu recategorized May 17, 2021

0 votes

0 answers

20

GATE2019 CE-1: 25
A concentrated load of $500 \: kN$ is applied on an elastic half space. The ratio of the increase in vertical normal stress at depths of $2 \: m$ and $4 \: m$ along the point of the loading, as per Boussinesq’s theory, would be _____

A concentrated load of $500 \: kN$ is applied on an elastic half space. The ratio of the increase in vertical normal stress at depths of $2 \: m$ and $4 \: m$ along the p...

Chandanachandu

100 points

Chandanachandu recategorized May 17, 2021

0 votes

0 answers

21

GATE2019 CE-1: 20
A completely mixed dilute suspension of sand particles having diameters $0.25, \: 0.35, \: 0.40, \: 0.45$ and $0.50 \: mm$ are filled in a transparent glass column of diameter $10 \: cm$ and height $2.50 \: m$. The suspension is allowed to ... $0.45$ and $0.50 \: mm$ from the suspension is _________

A completely mixed dilute suspension of sand particles having diameters $0.25, \: 0.35, \: 0.40, \: 0.45$ and $0.50 \: mm$ are filled in a transparent glass column of dia...

Chandanachandu

100 points

Chandanachandu recategorized May 17, 2021

0 votes

0 answers

22

GATE2019 CE-1: 16
A retaining wall of height $H$ with smooth vertical backface supports a backfill inclined at an angle $\beta$ with the horizontal. The backfill consists of cohesionless soil having angle of internal friction $\phi$. If the active lateral thrust acting on the wall is $P_a$ ... $P_a$ acts at a height $H/3$ from the base of the wall and at an angle $\phi$ with the horizontal

A retaining wall of height $H$ with smooth vertical backface supports a backfill inclined at an angle $\beta$ with the horizontal. The backfill consists of cohesionless s...

Chandanachandu

100 points

Chandanachandu recategorized May 17, 2021

0 votes

0 answers

23

GATE2020 CE-2-46
A footing of size $2\: m \times 2\: m$ transferring a pressure of $200\: kN/m^2$, is place at a depth of $1.5\: m$ below the ground as shown in the figure (not drawn to the scale ). The clay stratum is normally consolidated. The clay has ... $\gamma_w= 10\: kN/m^3$, the primary consolidation settlement in (in mm, round off to two decimal places) of the clay stratum is ________.

A footing of size $2\: m \times 2\: m$ transferring a pressure of $200\: kN/m^2$, is place at a depth of $1.5\: m$ below the ground as shown in the figure (not drawn to t...

Chandanachandu

100 points

Chandanachandu edited May 10, 2021

0 votes

0 answers

24

GATE2020-CE-1-23
A fully submerged infinite sandy slope has an inclination of $30^\circ{}$ with the horizontal. The saturated unit weight and effective angle of internal friction of sand are $18\:kN/m^3$ and $38^\circ{}$ ... is parallel to the slope. Against shear failure of the slope, the factor of safety (round off to two decimal places) is ______.

A fully submerged infinite sandy slope has an inclination of $30^\circ{}$ with the horizontal. The saturated unit weight and effective angle of internal friction of sand ...

Chandanachandu

100 points

Chandanachandu retagged May 8, 2021

0 votes

0 answers

25

GATE2020-CE-1-11
In a soil investigation work at a site, Standard Penetration Test (SPT) was conducted at every $1.5\:m$ interval upto $30\: m$ depth. At $3\:m$ depth, the observed number of hammer blows for three successive $150\:mm$ penetrations were $8,6$ and $9$,respectively. The SPT N-value at $3\:m$ depth, is $23$ $17$ $15$ $14$

In a soil investigation work at a site, Standard Penetration Test (SPT) was conducted at every $1.5\:m$ interval upto $30\: m$ depth. At $3\:m$ depth, the observed number...

Chandanachandu

100 points

Chandanachandu recategorized May 8, 2021

0 votes

0 answers

26

GATE2020-CE-1-10
Which one of the following statements is. $\textbf{NOT}$ correct? A clay deposit with a liquidity index greater than unity is in a state of plastic consistency. The cohesion of normally consolidated clay is zero when triaxial test is conducted ... 's equation predicts higher value of vertical stress at a point directly beneath the load as compared to Westergaards's equation.

Which one of the following statements is. $\textbf{NOT}$ correct?A clay deposit with a liquidity index greater than unity is in a state of plastic consistency.The cohesio...

Chandanachandu

100 points

Chandanachandu retagged May 8, 2021

0 votes

0 answers

27

GATE2020-CE-1-9
The Los Angeles test for stone aggregates is used to examine abrasion resistance crushing strength soundness specific gravity

The Los Angeles test for stone aggregates is used to examineabrasion resistancecrushing strengthsoundnessspecific gravity

Chandanachandu

100 points

Chandanachandu retagged May 8, 2021

0 votes

0 answers

28

GATE2020-CE-1-46
A vertical retaining wall of $5\:m$ height has to support soil having unit weight of $18\:kN/m^3$ , effective cohesion of $12\:kN/m^2$, and effective friction angle of $30^\circ{}$ . As per Rankine's earth pressure theory and assuming that a ... has occurred, the lateral active thrust on the wall per meter length ( in $kN/m$ , round off to two decimal places), is __________

A vertical retaining wall of $5\:m$ height has to support soil having unit weight of $18\:kN/m^3$ , effective cohesion of $12\:kN/m^2$, and effective friction angle of $3...

Chandanachandu

100 points

Chandanachandu retagged May 8, 2021

0 votes

0 answers

29

GATE2020-CE-1-48
A $10\:m$ thick clay layer is resting over a $3\:m$ thick sand layer and is submerged. A fill of $2\:m$ thick sand with unit weight of $20\:kN/m^3$ is placed above the clay layer to accelerate the rate of consolidation of the clay layer. ... settlement (in $mm$, round off to two decimal places) of the clay layer, $10$ years after the construction of the fill, is ______.

A $10\:m$ thick clay layer is resting over a $3\:m$ thick sand layer and is submerged. A fill of $2\:m$ thick sand with unit weight of $20\:kN/m^3$ is placed above the cl...

Chandanachandu

100 points

Chandanachandu retagged May 8, 2021

0 votes

0 answers

30

GATE Civil 2021 Set 2 | Question: 21
The internal $(d_{i})$ and external $(d_{o})$ diameters of a Shelby sampler are $\text{48 mm}$ and $\text{52 mm}$, respectively. The area ratio $(A_{r})$ of the sampler (in $\%, \textit{round off to two decimal palces}$) is ________________

The internal $(d_{i})$ and external $(d_{o})$ diameters of a Shelby sampler are $\text{48 mm}$ and $\text{52 mm}$, respectively. The area ratio $(A_{r})$ of the sampler (...

Chandanachandu

100 points

Chandanachandu retagged May 4, 2021

0 votes

0 answers

31

GATE Civil 2021 Set 2 | Question: 44
A rectangular footing of size $\text{2.8 m}$ $\times$ $\text{3.5 m}$ is embedded in a clay layer and a vertical load is placed with an eccentricity of $\text{0.8 m}$ as shown in the figure (not to scale). Take Bearing ... $2.5$ is ________________________

A rectangular footing of size $\text{2.8 m}$ $\times$ $\text{3.5 m}$ is embedded in a clay layer and a vertical load is placed with an eccentricity of $\text{0.8 m}$ as s...

Chandanachandu

100 points

Chandanachandu recategorized Apr 25, 2021

0 votes

0 answers

32

GATE Civil 2021 Set 2 | Question: 45
The soil profile at a road construction site is as shown in figure (not to scale). A large embankment is to be constructed at the site. The ground water table $\text{(GWT)}$ is located at the surface of the clay layer, and the ... $\text{m}$, $\textit{round off to two decimal places}$) of the clay layer resulting from this loading will be _____________________

The soil profile at a road construction site is as shown in figure (not to scale). A large embankment is to be constructed at the site. The ground water table $\text{(GWT...

Chandanachandu

100 points

Chandanachandu recategorized Apr 25, 2021

0 votes

0 answers

33

GATE Civil 2021 Set 1 | Question: 23
The cohesion $\text{(c)}$, angle of internal friction $\left ( \phi \right )$ and unit weight $\left ( \gamma \right )$ of a soil are $15$ $\text{kPa}$, $20^{\circ}$ and $17.5$ $\text{kN/m}^3$, respectively. The maximum depth of unsupported excavation in the soil (in $\text{m}$, round off to two decimal places) is ______________

The cohesion $\text{(c)}$, angle of internal friction $\left ( \phi \right )$ and unit weight $\left ( \gamma \right )$ of a soil are $15$ $\text{kPa}$, $20^{\circ}$ and ...

Chandanachandu

100 points

Chandanachandu recategorized Apr 23, 2021

0 votes

0 answers

34

GATE Civil 2021 Set 1 | Question: 44
The soil profile at a construction site is shown in the figure (not to scale). Ground water table $\text{(GWT)}$ is at $5 \text{ m}$ below the ground level at present. An old well data shows that the ground water table was as ... ratio $\text{(OCR)} (\textit{round off to two decimal places}$) at the mid-point of the clay layer is _____________________

The soil profile at a construction site is shown in the figure (not to scale). Ground water table $\text{(GWT)}$ is at $5 \text{ m}$ below the ground level at present. An...

Chandanachandu

100 points

Chandanachandu recategorized Apr 23, 2021

0 votes

0 answers

35

GATE Civil 2021 Set 1 | Question: 45
A retaining wall of height $10 \text{ m}$ with clay backfill is shown in the figure (not to scale). Weight of the retaining wall is $\text{5000 kN per m}$ acting at $3.3 \text{ m}$ from the toe ... safety (round off to two decimal places) against sliding failure of the retaining wall after ignoring the passive earth pressure will be ___________________________

A retaining wall of height $10 \text{ m}$ with clay backfill is shown in the figure (not to scale). Weight of the retaining wall is $\text{5000 kN per m}$ acting at $3.3 ...

Chandanachandu

100 points

Chandanachandu recategorized Apr 23, 2021

0 votes

0 answers

36

GATE Civil 2021 Set 1 | Question: 46
A combined trapezoidal footing of length $L$ supports two identical square columns $ (P_1$ and $P_{2})$ of size $0.5 \text{ m} \times 0.5\text{ m}$, as shown in the figure. The columns $P_{1}$ and $P_{2}$ carry loads of ... footing is uniform, the length of the combined footing $L$ (in $\text{m}, \textit{round off to two decimal places}$) is ____________________

A combined trapezoidal footing of length $L$ supports two identical square columns $ (P_1$ and $P_{2})$ of size $0.5 \text{ m} \times 0.5\text{ m}$, as shown in the figu...

Chandanachandu

100 points

Chandanachandu recategorized Apr 23, 2021

0 votes

0 answers

37

GATE Civil 2021 Set 1 | Question: 47
An unsupported slope of height $\text{15 m}$ is shown in the figure (not to scale), in which the slope face makes an angle $50^{\circ}$ with the horizontal. The slope material comprises purely cohesive soil having undrained ... of the safety against the failure of slope under undrained condition ($\textit{round off to two decimal places}$) is _____________

An unsupported slope of height $\text{15 m}$ is shown in the figure (not to scale), in which the slope face makes an angle $50^{\circ}$ with the horizontal. The slope mat...

Chandanachandu

100 points

Chandanachandu recategorized Apr 23, 2021

0 votes

0 answers

38

GATE2015-2-14
Net ultimate bearing capacity of a footing embedded in a clay stratum increases with depth of footing only increases with size of footing only increases with depth and size of footing is independent of depth and size of footing

Net ultimate bearing capacity of a footing embedded in a clay stratumincreases with depth of footing onlyincreases with size of footing onlyincreases with depth and size ...

soujanyareddy13

100 points

soujanyareddy13 recategorized Nov 18, 2020

0 votes

0 answers

39

GATE2014-1-13
The degree of disturbance of the sample collected by the sampler is expressed by a term called the “area ratio”. If the outer diameter and inner diameter of the sampler are $D_o$ and $D_i$ respectively, the area ratio is given by $\dfrac{D_o^2-D_i^2}{D_i^2} \\$ $\dfrac{D_i^2-D_o^2}{D_i^2} \\$ $\dfrac{D_o^2-D_i^2}{D_o^2} \\$ $\dfrac{D_i^2-D_0^2}{D_o^2}$

The degree of disturbance of the sample collected by the sampler is expressed by a term called the “area ratio”. If the outer diameter and inner diameter of the sampl...

soujanyareddy13

100 points

soujanyareddy13 recategorized Nov 18, 2020

0 votes

0 answers

40

GATE2020-CE-1-35
The soil profile at a site up to a depth of $10\:m$ is shown in the figure ( not drawn to the scale). The soil is preloaded with a uniform surcharge (q) of $70\:kN/m^2$ at the ground level. The water table is at a depth of $3\:m$ below ground level. The soil unit weight ... $kPa$) at points $P$ and $Q$, respectively, are $124$ and $204$ $36$ and $ 90$ $36$ and $126$ $54$ and $95$

The soil profile at a site up to a depth of $10\:m$ is shown in the figure ( not drawn to the scale). The soil is preloaded with a uniform surcharge (q) of $70\:kN/m^2$ a...

soujanyareddy13

100 points

soujanyareddy13 recategorized Nov 18, 2020

0 votes

0 answers

41

GATE2020-CE-1-50
In a homogenous unconfined aquifer of area $3.00\:km^2$, the water table was at an elevation of $102.00\:m$. After a natural recharge of volume $0.90$ million cubic meter $(Mm^3)$, the water table rose to $103.20\:m$. After this recharge,ground ... $Mm^3$ and round off to two decimal places), is ______.

In a homogenous unconfined aquifer of area $3.00\:km^2$, the water table was at an elevation of $102.00\:m$. After a natural recharge of volume $0.90$ million cubic meter...

soujanyareddy13

100 points

soujanyareddy13 recategorized Nov 18, 2020

0 votes

1 answer

42

GATE2019 CE-2: 52
A $2 \: m \times 4 \: m$ rectangular footing has to carry a uniformly distributed load of $120 \: kPa$. As per the $2:1$ dispersion method of stress distribution, the increment in vertical stress (in $kPa$) at a depth of $2\: m$ below the footing is _______

A $2 \: m \times 4 \: m$ rectangular footing has to carry a uniformly distributed load of $120 \: kPa$. As per the $2:1$ dispersion method of stress distribution, the inc...

soujanyareddy13

100 points

soujanyareddy13 recategorized Nov 18, 2020

0 votes

0 answers

43

GATE2019 CE-1: 41
A $0.80 \: m$ deep bed of sand filter (length $4 \:m $ and width $3 \: m$) is made of uniform particles (diameter $=0.40 \: mm$, specific gravity $=2.65$, shape factor $=0.85$) with bed porosity of $0.4$. The bed has to be backwashed at ... the terminal settling velocity of sand particles is $0.05 \: m/s$, the expanded bed depth (in $m$ round off to $2$ decimal places) is _______

A $0.80 \: m$ deep bed of sand filter (length $4 \:m $ and width $3 \: m$) is made of uniform particles (diameter $=0.40 \: mm$, specific gravity $=2.65$, shape factor $=...

soujanyareddy13

100 points

soujanyareddy13 recategorized Nov 18, 2020

0 votes

0 answers

44

GATE2019 CE-1: 52
A reinforced concrete circular pile of $12 \: m$ length and $0.6 \: m$ diameter is embedded in stiff clay which has an undrained unit cohesion of $110 \: kN/m^2$. The adhesion factor is $0.5$. The Net Ultimate Pullout (uplift) Load for the pile (in $kN$, round off to $1$ decimal place) is __________

A reinforced concrete circular pile of $12 \: m$ length and $0.6 \: m$ diameter is embedded in stiff clay which has an undrained unit cohesion of $110 \: kN/m^2$. The adh...

soujanyareddy13

100 points

soujanyareddy13 recategorized Nov 18, 2020

0 votes

1 answer

45

GATE2019 CE-1: 55
A square footing of $ 4 \: m$ side is placed at $1 \: m$ depth in a sand deposit. The dry unit weight $( \gamma)$ of sand is $15 \: kN/m^3$. This footing has an ultimate bearing capacity of $600 \: kPa$ ... deposit. For a factor of safety of $3.0$ as per Terzaghi's theory, the safe bearing capacity (in $kPa$) of this footing would be _________

A square footing of $ 4 \: m$ side is placed at $1 \: m$ depth in a sand deposit. The dry unit weight $( \gamma)$ of sand is $15 \: kN/m^3$. This footing has an ultimate ...

soujanyareddy13

100 points

soujanyareddy13 recategorized Nov 18, 2020

0 votes

0 answers

46

GATE2018 CE-2: 45
A group of nine piles in a $ 3 \times 3$ square pattern is embedded in a soil strata comprising dense sand underlying recently filled clay layer, as shown in the figure. The perimeter of a individual pile is $126$ cm. The size of pile group is $240$ ... of $16 \: kN/m^3$. The negative frictional load (in kN, up to two decimal places) acting on the pile group is _____

A group of nine piles in a $ 3 \times 3$ square pattern is embedded in a soil strata comprising dense sand underlying recently filled clay layer, as shown in the figure. ...

soujanyareddy13

100 points

soujanyareddy13 recategorized Nov 18, 2020

0 votes

0 answers

47

GATE2018 CE-2: 9
The contact pressure and settlement distribution for a footing are shown in the figure. The figure corresponds to a rigid footing on a granular soil flexible footing on a granular soil flexible footing on saturated clay rigid footing on cohesive soil

The contact pressure and settlement distribution for a footing are shown in the figure.The figure corresponds to arigid footing on a granular soilflexible footing on a g...

soujanyareddy13

100 points

soujanyareddy13 recategorized Nov 18, 2020

0 votes

0 answers

48

GATE2018 CE-1: 11
The width of a square footing and the diameter of a circular footing are equal. If both the footings are placed on the surface of sandy soil, the ratio of the ultimate bearing capacity of circular footing to that of square footing will be $4/3$ $1$ $3/4$ $2/3$

The width of a square footing and the diameter of a circular footing are equal. If both the footings are placed on the surface of sandy soil, the ratio of the ultimate be...

soujanyareddy13

100 points

soujanyareddy13 recategorized Nov 18, 2020

0 votes

0 answers

49

GATE2018 CE-1: 10
The percent reduction in the bearing capacity of a strip footing resting on sand under flooding condition (water level at the base of the footing) when compared to the situation where the water level is at a depth much greater than the width of footing, is approximately $0$ $25$ $50$ $100$

The percent reduction in the bearing capacity of a strip footing resting on sand under flooding condition (water level at the base of the footing) when compared to the si...

soujanyareddy13

100 points

soujanyareddy13 recategorized Nov 18, 2020

0 votes

0 answers

50

GATE2017 CE-2-17
The plate load test was conducted on a clayey strata by using a plate of $0.3 \: m \times 0.3 \: m$ dimensions, and the ultimate load per unit area for the plate for found to be $180$ kPa. The ultimate bearing capacity (in kPa) of a $2$ m wide square footing would be $27$ $180$ $1200$ $2000$

The plate load test was conducted on a clayey strata by using a plate of $0.3 \: m \times 0.3 \: m$ dimensions, and the ultimate load per unit area for the plate for foun...

soujanyareddy13

100 points

soujanyareddy13 recategorized Nov 18, 2020