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Recent questions tagged foundationengineering
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GATE2020CE19
The Los Angeles test for stone aggregates is used to examine abrasion resistance crushing strength soundness specific gravity
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Feb 28
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gate2020ce1
foundationengineering
geotechnicalengineering
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2
GATE2020CE123
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 ______.
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Feb 28
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gate2020ce1
foundationengineering
geotechnicalengineering
stabilityofslopes
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3
GATE2020CE135
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 $95$
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Feb 28
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gate2020ce1
foundationengineering
geotechnicalengineering
watertable
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0
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4
GATE2020CE146
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 __________
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gate2020ce1
foundationengineering
geotechnicalengineering
rankine'stheory
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5
GATE2020CE148
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 ______.
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Feb 28
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2.7k
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gate2020ce1
foundationengineering
geotechnicalengineering
settlementanalysisinclays
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6
GATE2020CE150
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 ______.
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gate2020ce1
watertable
foundationengineering
geotechnicalengineering
0
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0
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7
GATE2020 CE246
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 ________.
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Feb 13
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gate2020ce2
numericalanswers
foundationengineering
geotechnicalengineering
settlementanalysisinclays
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0
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8
GATE2017 CE217
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 $27$ $180$ $1200$ $2000$
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Aug 7, 2019
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gatecse
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3.9k
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gate2017ce2
foundationengineering
geotechnicalengineering
plateloadtest
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0
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9
GATE2017 CE221
A sheet pile has an embedment depth of $12$ m in a homogeneous soil stratum. The coefficient of permeability of soil is $10^{6} m/s$. Difference in the water levels between the two sides of the sheet pile is $4$ m. The flow net is constructed with ... of equipotential lines. The quantity of seepage (in $cm^3/s$ per m, up to one decimal place) under the sheet pile is _________
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Aug 7, 2019
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gatecse
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3.9k
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gate2017ce2
numericalanswers
foundationengineering
geotechnicalengineering
typesofpiles
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0
answers
10
GATE2017 CE234
Two identical concrete piles having the plan dimensions $50 \: cm \times 50 \: cm$ are driven into a homogeneous sandy layers as shown in the figures. Consider the bearing capacity factor $N_q$ for $\phi = 30 ^{\circ}$ as $24$. If $Q_{P1}$ and $Q_{P2}$ represent the ultimate point ... by about $100 \%$ $Q_{P1} > Q_{P2}$ by about $5 \%$ $Q_{P1} < Q_{P2}$ by about $5 \%$
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Aug 7, 2019
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3.9k
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gate2017ce2
foundationengineering
geotechnicalengineering
bearingcapacity
typesofpiles
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0
answers
11
GATE2017 CE241
Two plates od $8$ mm thickness each are connected by a fillet weld of $6$ mm thickness as shown in the figure. The permissible stresses in the plate and the weld are $150$ MPa and $110$ MPa, respectively. Assuming the length of the weld shown in the figure to be the effective length, the permissible load $P$ (in kN) is ______
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Aug 7, 2019
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gatecse
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3.9k
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gate2017ce2
numericalanswers
foundationengineering
geotechnicalengineering
plateloadtest
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0
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12
GATE2017 CE244
Consider a square shaped area ABCD on the ground with its centre at M as shown in the figure. Four concentrated vertical loads of $P=5000$ kN are applied on this area, one at each corner. The vertical stress increment (in kPa, up to one decimal place) due to these loads according to the Boussinesq’s equation, at a point $5$ m right below M, is _______
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Aug 7, 2019
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gatecse
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3.9k
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gate2017ce2
numericalanswers
boussinesq'stheory
foundationengineering
geotechnicalengineering
0
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0
answers
13
GATE2019 CE1: 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 _________
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Feb 14, 2019
in
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by
Arjun
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2.8k
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gate2019ce1
numericalanswers
geotechnicalengineering
foundationengineering
settlementanalysisinsands
0
votes
0
answers
14
GATE2019 CE1: 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 _______
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Feb 14, 2019
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Arjun
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2.8k
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gate2019ce1
numericalanswers
foundationengineering
geotechnicalengineering
settlementanalysisinsand
0
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0
answers
15
GATE2019 CE1: 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 __________
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Feb 14, 2019
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Arjun
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2.8k
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gate2019ce1
numericalanswers
foundationengineering
geotechnicalengineering
loadcapacityofpilesinclay
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votes
1
answer
16
GATE2019 CE1: 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 _________
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Feb 14, 2019
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Arjun
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2.8k
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gate2019ce1
numericalanswers
foundationengineering
geotechnicalengineering
bearingcapacityfactor
0
votes
0
answers
17
GATE2019 CE2: 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 _______
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Feb 12, 2019
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Arjun
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2.8k
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gate2019ce2
numericalanswers
geotechnicalengineering
foundationengineering
0
votes
1
answer
18
GATE2019 CE2: 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 _______
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Feb 12, 2019
in
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by
Arjun
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2.8k
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gate2019ce2
numericalanswers
foundationengineering
geotechnicalengineering
stressdistribution
0
votes
0
answers
19
GATE2019 CE2: 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 __________
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Feb 12, 2019
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Arjun
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2.8k
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gate2019ce2
numericalanswers
foundationengineering
geotechnicalengineering
typesofpile
0
votes
0
answers
20
GATE2019 CE2: 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 _________
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Feb 12, 2019
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Arjun
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2.8k
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gate2019ce2
numericalanswers
foundationengineering
geotechnicalengineering
bearingcapacity
0
votes
0
answers
21
GATE2016212
The relationship between the specific gravity of sand $(G)$ and the hydraulic gradient $(i)$ to initiate quick condition in the sand layer having porosity of $30 \%$ is $G=0.7i+1$ $G=1.43i1$ $G=1.43i+1$ $G=0.7i1$
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Mar 28, 2018
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Milicevic3306
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11.9k
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gate2016ce2
foundationengineering
geotechnicalengineering
specificgravityandhydraulicgradient
0
votes
0
answers
22
GATE2016215
Water table of an aquifer drops by $100$ cm over an area of $1000 \: km^2$. The porosity and specific retention of the aquifer material are $25 \%$ and $5\%$ respectively. The amount of water (expressed in $km^3$) drained out from the area is ________
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Mar 28, 2018
in
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Milicevic3306
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11.9k
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gate2016ce2
numericalanswers
foundationengineering
geotechnicalengineering
watertable
0
votes
0
answers
23
GATE2016241
The soil profile at a site consists of a $5 \: m$ thick sand layer underlain by a $c  \phi$ soil as shown in figure. The water table is found $1 \: m$ below the ground level. The entire soil mass is retained by a concrete retaining wall and is ... the wall is smooth ans vertical. The total active earth pressure (expressed in $kN/m^2$) at point A as per Rankine's theory is __________
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Mar 28, 2018
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Milicevic3306
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gate2016ce2
numericalanswers
foundationengineering
geotechnicalengineering
rankine'stheory
effectofwatertable
0
votes
0
answers
24
GATE2016244
A $4 \: m$ wide strip footing is founded at a depth of $1.5 \: m$ below the ground surface in a $c\phi$ soil as shown in the figure. The water table is at a depth of $5.5 \: m$ ... equation and a factor of safety $F_s=2.5$, the net safe bearing capacity (expressed in $kN/m^2$) for local shear failure of the soil is _______
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Mar 28, 2018
in
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Milicevic3306
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11.9k
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gate2016ce2
numericalanswers
foundationengineering
geotechnicalengineering
effectofwatertable
bearingcapacity
0
votes
0
answers
25
GATE2017 CE1: 10
A strip footing is resting on the ground surface of a pure clay bed having an undrained cohesion $c_u$. The ultimate bearing capacity of the footing is equal to $2 \pi \: c_u$ $\pi \: c_u$ $( \pi +1) \: c_u$ $(\pi + 2) \: c_u$
asked
Mar 26, 2018
in
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Milicevic3306
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11.9k
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gate2017ce1
foundationengineering
geotechnicalengineering
bearingcapacity
0
votes
0
answers
26
GATE2017 CE1: 11
A uniformly distributed line road of $500 \: kN/m$ is acting on the ground surface. Based on Boussinesq’s theory, the ratio of vertical stress at a depth $2$ m to that at $4$ m, right below the line of loading, is $0.25$ $0.5$ $2.0$ $4.0$
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Mar 26, 2018
in
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Milicevic3306
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11.9k
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gate2017ce1
foundationengineering
geotechnicalengineering
boussinesq'stheory
0
votes
0
answers
27
GATE2017 CE1: 46
It is proposed to drive Hpiles up to a depth of $7$ m at a construction site. The average surface area of the Hpile is $3 \: m^2$ ... . The total axial frictional resistance (in kN, up to one decimal place) mobilized on the pile against the driving is _____________
asked
Mar 26, 2018
in
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by
Milicevic3306
(
11.9k
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gate2017ce1
numericalanswers
geotechnicalengineering
foundationengineering
watertable
piles
0
votes
0
answers
28
GATE2017 CE1: 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 ________.
asked
Mar 26, 2018
in
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Milicevic3306
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11.9k
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gate2017ce1
numericalanswers
foundationengineering
geotechnicalengineering
watertable
0
votes
0
answers
29
GATE2015213
In friction circle method of slope stability analysis, if $r$ defines the radius of the slip circle, the radius of friction circle is: $r \sin \phi$ $r$ $r \cos \phi$ $r \tan \phi$
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Mar 26, 2018
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Milicevic3306
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11.9k
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gate2015ce2
foundationengineering
geotechnicalengineering
stabilityofslopes
0
votes
0
answers
30
GATE2015215
Surcharge loading required to be placed on the horizontal backfill of a smooth retaining vertical wall so as to completely eliminate tensile crack is: $2 \: c$ $2 \: c \: k_a$ $2 c \sqrt{k_a}$ $2 c/ \sqrt{k_a}$
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Mar 26, 2018
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Milicevic3306
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11.9k
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gate2015ce2
surchargeloading
foundationengineering
geotechnicalengineering
0
votes
0
answers
31
GATE2015239
A pile of diameter $0.4$ m is fully embedded in a clay stratum having $5$ layers, each $5$ m thick as shown in the figure below. Assume a constant unit weight of soil as $18 \: kN/m^3$ for all the layers. Using $\lambda$method. ($ \lambda = 0.15$ for $25$ m embedment length) and neglecting the end bearing component the ultimate pile capacity (in kN) is ___________.
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Mar 26, 2018
in
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Milicevic3306
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11.9k
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gate2015ce2
numericalanswers
geotechnicalengineering
foundationengineering
loadcapacityofpilesinclays
0
votes
0
answers
32
GATE2015254
The bearings of two inaccessible stations, $S_1$ (Easting $500$ m, Northing $500$ m) and $S_2$ (Easting $600$ m, Northing $450$ m) from a station $S_3$ were observed as $225^{\circ}$ and $153^{\circ}\: 26’$ respectively. The independent Easting (in m) of station $S_3$ is: $450.000$ $570.710$ $550.000$ $650.000$
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Mar 26, 2018
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Milicevic3306
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gate2015ce2
foundationengineering
transportationengineering
bearings
independenteasting
0
votes
0
answers
33
GATE2015114
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 $0.5$ $0.625$ $0.8$ $1.0$
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Mar 26, 2018
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Milicevic3306
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gate2015ce1
geotechnicalengineering
foundationengineering
porepressure
0
votes
0
answers
34
GATE2015132
The bracket plate connected to a column flange transmits a load of $100$ kN as shown in the following figure. The maximum force for which the bolts should be designed is ______ kN.
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Mar 26, 2018
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Milicevic3306
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gate2015ce1
numericalanswers
foundationengineering
plateloadtest
geotechnicalengineering
0
votes
0
answers
35
GATE2015134
For formation of $\textit{collapse mechanism}$ in the following figure, the minimum value of $P_u$ is $cM_p/L$. $M_p$ and $3M_p$ denote the plastic moment capacities of beam sections as shown in this figure. The value of $c$ is ________.
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Mar 26, 2018
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Milicevic3306
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gate2015ce1
numericalanswers
foundationengineering
geotechnicalengineering
capacityofbeam
0
votes
0
answers
36
GATE2015140
A $20$ m thick clay layer is sandwiched between a silty sand layer and a gravelly sand layer. The layer experiences $30$ mm settlement in $2$ ... of consolidation of the layer is $0.003 \: cm^2/s$, the deposit will experience a total of $50$ mm settlement in the next _____ years.
asked
Mar 26, 2018
in
Others
by
Milicevic3306
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11.9k
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gate2015ce1
numericalanswers
foundationengineering
geotechnicalengineering
settlementanalysisinsandsandclays
0
votes
0
answers
37
GATE2014239
A single vertical friction pile of diameter $500$ mm and length $20$ m is subjected to a vertical compressive load. The pile is embedded in a homogeneous sandy stratum where; angle of internal friction $(\phi)=30^{\circ}$ ... $(K)=2.7$ and the bearing capacity factor $(N_q)=25$, the ultimate bearing capacity of the pile (in kN) is ________
asked
Mar 26, 2018
in
Others
by
Milicevic3306
(
11.9k
points)
gate2014ce2
numericalanswers
foundationengineering
geotechnicalengineering
piles
0
votes
0
answers
38
GATE2014240
A circular raft foundation of $20$ m diameter and $1.6$ m thick is provided for a tank that applies a bearing pressure of $110$ kPa on sandy soil with Young’s modulus, $E_s’=30$ MPa and Poisson’s ratio, $v_s=0.3$. The raft is made of concrete ($E_c=30$ GPa and $v_c=0.15$). Considering the raft as rigid, the elastic settlement (in mm) is $50.96$ $53.36$ $63.72$ $66.71$
asked
Mar 26, 2018
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by
Milicevic3306
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11.9k
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gate2014ce2
foundationengineering
geotechnicalengineering
elasticsettlement
0
votes
0
answers
39
GATE2014141
A horizontal jet of water with its crosssectional area of $0.0028 \: m^2$ hits a fixed vertical plate with a velocity of $5$ m/s. After impact, the jet splits symmetrically in a plane parallel to the plane of the plate. The force of impact (in N) of the jet on the plate is $90$ $80$ $70$ $60$
asked
Mar 26, 2018
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Milicevic3306
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11.9k
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gate2014ce1
foundationengineering
geotechnicalengineering
plateloadtest
0
votes
0
answers
40
GATE2014137
Group I contains representative loadsettlement curves for different modes of bearing capacity failures of sandy soil. Group II enlists the various failure characteristics. Match the loadsettlement curves with the corresponding failure characteristics. ... $P  3, \: Q  1, \: R  2$ $P  1, \: Q  2, \: R  3$
asked
Mar 26, 2018
in
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Milicevic3306
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11.9k
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gate2014ce1
geotechnicalengineering
foundationengineering
loadsettlementcurves
bearingcapacity
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