GO Civil
Login
Register
@
Dark Mode
Profile
Edit my Profile
Messages
My favorites
Register
Activity
Questions
Tags
Subjects
Users
Ask
Blogs
New Blog
Exams
Dark Mode
Recent questions and answers in Concrete Structures
0
votes
0
answers
1
GATE Civil 2021 Set 2 | Question: 41
A rectangular cross-section of a reinforced concrete beam is shown in the figure. The diameter of each reinforcing bar is $\text{16 mm}$. The values of modulus of elasticity of concrete and steel are $2.0 \times 10^{4} \text{ MPa}$ ... $\text{(x)}$ for the uncracked section (in $\text{mm}, \textit{round off to one decimal place}$) is ______________
go_editor
asked
in
Concrete Structures
Mar 1, 2021
by
go_editor
5.3k
points
gatecivil-2021-set2
numerical-answers
prestressed-concrete-beams
0
votes
0
answers
2
GATE Civil 2021 Set 1 | Question: 39
A prismatic cantilever prestressed concrete beam of span length, $L = 1.5 \text{ m}$ has one straight tendon placed in the cross-section as shown in the following figure (not to scale). The total prestressing force of $50 \text{ kN}$ in the ... $\text{Mpa}, \textit{in integer}$) experienced at point $Q$' will be _____________
Arjun
asked
in
Concrete Structures
Feb 20, 2021
by
Arjun
11.6k
points
gatecivil-2021-set1
numerical-answers
prestressed-concrete-beams
0
votes
0
answers
3
GATE2020-CE-1-31
A dowel bar is placed at a contraction joint. When contraction occurs, the concrete slab cracks at predetermined location(s). Identify the arrangement, which shows the correct placement of dowel bar and the place of occurrence of the contraction of crack(s).
go_editor
asked
in
Concrete Structures
Feb 28, 2020
by
go_editor
5.3k
points
gate2020-ce-1
design-0f-concrete-slab
0
votes
0
answers
4
GATE2020-CE-1-44
A simply supported prismatic concrete beam of rectangular cross-section, having a span of $8\:m$, is prestressed with an effective prestressing force of $600\:kN$. The eccentricity of the prestressing tendon is zero at supports and varies linearly to a value of $e$ at ... at the mid-span, the required value of e (in $mm$, round off to the nearest integer) of the tendon, is ______.
go_editor
asked
in
Concrete Structures
Feb 28, 2020
by
go_editor
5.3k
points
gate2020-ce-1
numerical-answers
design-of-beams
simply-supported-prismatic-concrete-beam
0
votes
0
answers
5
GATE2020 CE-2-19
The maximum applied load on a cylindrical concrete specimen of diameter $150\: mm$ and length $300\: mm$ tested as per the split tensile strength test guidelines of $IS\:5816:1999$ is $157\: kN$. The split tensile strength (in $MPa,$ round off to one decimal place) of the specimen is _______.
go_editor
asked
in
Concrete Structures
Feb 13, 2020
by
go_editor
5.3k
points
gate2020-ce-2
numerical-answers
concrete-structures
structural-engineering
0
votes
0
answers
6
GATE2020 CE-2-41
A concrete beam of span $15\: m,\ 150\: mm$ wide and $350\: mm$ ... cable is tensioned from one end only, the percentage loss (round off to one decimal place) in the cable force due to friction, is ________.
go_editor
asked
in
Concrete Structures
Feb 13, 2020
by
go_editor
5.3k
points
gate2020-ce-2
numerical-answers
concrete-structures
structural-engineering
concrete-beams
0
votes
0
answers
7
GATE2020 CE-2-51
A concrete dam holds $10\: m$ of static water as shown in the figure (not drawn to the scale). The uplift is assumed to vary linearly from full hydrostatic head at the heel, to zero at the toe of the dam. The coefficient of friction between the dam ... , respectively. For NO sliding condition, the required minimum base width $B$ (in $m$ round off to two decimal places) is ________.
go_editor
asked
in
Concrete Structures
Feb 13, 2020
by
go_editor
5.3k
points
gate2020-ce-2
numerical-answers
concrete-dam
0
votes
0
answers
8
GATE2017 CE-2-40
A simply supprted rectangular concrete beam of span $8$ m has to be prestressed with a force of $1600$ ... (in meters, up to two decimal places) of the tendon at the mid-span to balance the external load should be __________
gatecse
asked
in
Concrete Structures
Aug 7, 2019
by
gatecse
4.0k
points
gate2017-ce-2
numerical-answers
concrete-structures
structural-engineering
ultimate-load-design-concepts
design-of-beams
0
votes
0
answers
9
GATE2019 CE-1: 9
In the reinforced beam section shown in the figure $\text{(not drawn to scale)}$, the nominal cover provided at the bottom of the beam as per $\text{IS 456-2000},$ is $\text{30 mm}$ $\text{36 mm}$ $\text{42 mm}$ $\text{50 mm}$
Arjun
asked
in
Concrete Structures
Feb 14, 2019
by
Arjun
11.6k
points
gate2019-ce-1
concrete-structures
structural-engineering
reinforced-beam-sections
0
votes
0
answers
10
GATE2019 CE-1: 19
For a given loading on a rectangular plain concrete beam with an overall depth of $500 \: mm$, the compressive strain and tensile strain developed at the extreme fibers are of the same magnitude of $2.5 \times 10^{-4}$. The curvature in the beam cross-section (in $m^{-1}$, round off to $3$ decimal places), is ________
Arjun
asked
in
Concrete Structures
Feb 14, 2019
by
Arjun
11.6k
points
gate2019-ce-1
numerical-answers
concrete-structures
structural-engineering
deign-of-beams
concrete-beams
0
votes
0
answers
11
GATE2019 CE-1: 48
Tie bars of $12 \: mm$ diameter are to be provided in a concrete pavement slab. The working tensile stress of the tie bars is $230 \: MPa$, the average bond strength between a tie bar and concrete is $2 \: MPa$, and the joint gap between the slabs ... loss of bond and the tolerance factor, the design length of the tie bars (in $mm$, round off to the nearest integer) is ________
Arjun
asked
in
Concrete Structures
Feb 14, 2019
by
Arjun
11.6k
points
gate2019-ce-1
numerical-answers
concrete-structures
structural-engineering
pavement-slabs
0
votes
0
answers
12
GATE2019 CE-1: 54
A $3 \: m \times 3 \: m$ square precast reinforced concrete segments to be installed by pushing them through an existing railway embankment for making an underpass as shown in the figure. A reaction arrangement using precast PCC blocks placed on the ground ... the same properties that of soil, the factor of safety (round off to $1$ decimal place) against shear failure is ________
Arjun
asked
in
Concrete Structures
Feb 14, 2019
by
Arjun
11.6k
points
gate2019-ce-1
numerical-answers
structural-engineering
concrete-structures
precast-reinforced-concrete-segment
0
votes
0
answers
13
GATE2019 CE-2: 31
In the context of provisions relating to durability of concrete, consider the following assertions: $\textbf{Assertions:(1)}: $ As per $IS \: 456-2000$, air entrainment to the extent of $3 \%$ to $6 \%$ is required for concrete exposed to marine environment. ... and Assertion (2) is FALSE Both Assertion (1) and Assertion (2) are FALSE Both Assertion (1) and Assertion (2) are TRUE
Arjun
asked
in
Concrete Structures
Feb 12, 2019
by
Arjun
11.6k
points
gate2019-ce-2
concrete-structures
structural-engineering
0
votes
0
answers
14
GATE2016-2-7
As per $\text{IS } 456-2000$ for the design of reinforced concrete beam, the maximum allowable shear stress $(\tau_{\tau \text{max}})$ depends on the grade of concrete and grade of steel grade of concrete only grade of steel only grade of concrete and percentage of reinforcement
Milicevic3306
asked
in
Concrete Structures
Mar 28, 2018
by
Milicevic3306
11.9k
points
gate2016-ce-2
concrete-structures
structural-engineering
reinforced-concrete-beam
0
votes
0
answers
15
GATE2016-2-35
A haunched (varying depth) reinforced concrete beam is simply supported at both ends, as shown in the figure. The beam is subjected to a uniformly distributed factored load of intensity $10 \: kN/m$. The design shear force (expressed in $kN$) at the section X-X of the beam is ________
Milicevic3306
asked
in
Concrete Structures
Mar 28, 2018
by
Milicevic3306
11.9k
points
gate2016-ce-2
numerical-answers
concrete-structures
structural-engineering
shear-force
design-of-rc-beam
0
votes
0
answers
16
GATE2016-2-36
A $450 \: mm$ long plain concrete prism is subjected to the concentrated vertical loads as shown in the figure. Cross section of the prism is given as $150 \: mm \times 150 \: mm$. Considering linear stress distribution across the cross-section, the modulus of rupture (expressed in MPa) is _____________
Milicevic3306
asked
in
Concrete Structures
Mar 28, 2018
by
Milicevic3306
11.9k
points
gate2016-ce-2
numerical-answers
concrete-structures
structural-analysis
concrete-prism
0
votes
0
answers
17
GATE2016-1-7
In shear design of an RC beam, other than the allowable shear strength of concrete $( \tau _c)$, there is also an additional check suggested in IS $456-2000$ ... shear stress that comes from accidental loading possibility of failure of concrete by diagonal tension possibility of crushing of concrete by diagonal compression
Milicevic3306
asked
in
Concrete Structures
Mar 28, 2018
by
Milicevic3306
11.9k
points
gate2016-ce-1
structural-engineering
shear-strength
shear-stress
concrete-structures
design-of-rc-beam
0
votes
0
answers
18
GATE2016-1-35
A reinforced concrete (RC) beam with width of $250$ mm and effective depth of $400$ mm is reinforced with $Fe415$ steel. As per the provisions of $IS \: 456-2000$, the minimum and maximum amount of tensile reinforcement (expressed in $mm^2$) for the section are, respectively $250$ and $3500$ $205$ and $4000$ $270$ and $2000$ $300$ and $2500$
Milicevic3306
asked
in
Concrete Structures
Mar 28, 2018
by
Milicevic3306
11.9k
points
gate2016-ce-1
reinforced-concrete-beam
concrete-structures
structural-engineering
0
votes
0
answers
19
GATE2016-1-36
For $M25$ concrete with creep coefficient of $1.5$, the long-term static modulus of elasticity (expressed in MPa) as per the provisions of $IS:456-2000$ is _____
Milicevic3306
asked
in
Concrete Structures
Mar 28, 2018
by
Milicevic3306
11.9k
points
gate2016-ce-1
numerical-answers
concrete-structures
structural-engineering
concrete-with-creep-coefficient
0
votes
0
answers
20
GATE2016-1-37
A propped cantilever of span $L$ carries a vertical concentrated load at the mid-span. If the plastic moment capacity of the section is $M_p$, the magnitude of the collapse load is $\dfrac{8M_p}{L} \\$ $\dfrac{6M_p}{L} \\$ $\dfrac{4M_p}{L} \\$ $\dfrac{2M_p}{L}$
Milicevic3306
asked
in
Concrete Structures
Mar 28, 2018
by
Milicevic3306
11.9k
points
gate2016-ce-1
concrete-structures
structural-engineering
plastic-analysis
0
votes
0
answers
21
GATE2016-1-45
A concrete gravity dam section is shown in the figure. Assuming unit weight of water as $10 \: kN/m^3$ and unit weight of concrete as $24 \: kN/m^3$, the uplift force per unit length of the dam (expressed in kN/m) at $\color{red}{PQ}$ is _____
Milicevic3306
asked
in
Concrete Structures
Mar 28, 2018
by
Milicevic3306
11.9k
points
gate2016-ce-1
numerical-answers
concrete-structures
structural-engineering
concrete-gravity-dam
0
votes
0
answers
22
GATE2017 CE-1: 6
According to $IS \: 456 - 2000$, which one of the following statements about the depth of neutral axis $x_{\text{u, bal}}$ for a balanced reinforced concrete section is correct? $x_{\text{u, bal}}$ ... both the grade of concrete and grade of steel $x_{\text{u, bal}}$ does not depend on the grade of concrete and grade of steel
Milicevic3306
asked
in
Concrete Structures
Mar 26, 2018
by
Milicevic3306
11.9k
points
gate2017-ce-1
concrete-structures
structural-engineering
concrete-sections
0
votes
0
answers
23
GATE2017 CE-1: 38
A pre-tensioned rectangular concrete beam $150$ mm wide and $300$ mm depth is prestressed with three straight tendons, each having a cross-sectional are of $50 \: mm^2$, to an initial stress of $1200 \: N/mm^2$. The tendons are located at $100$ ... is $6$, the loss of prestressing force (in kN, up to one decimal place) due to the elastic deformation of concrete only is _________.
Milicevic3306
asked
in
Concrete Structures
Mar 26, 2018
by
Milicevic3306
11.9k
points
gate2017-ce-1
numerical-answers
concrete-structures
structural-engineering
concrete-beam
0
votes
0
answers
24
GATE2015-2-9
A column of size $450 \: mm \times 600\: mm $ has unsupported length of $3.0$ m and is braced against side sway in both directions. According to $IS \: 456:2000$, the minimum eccentricities (in mm) with respect to major and minor principal axes are: $20.0$ and $20.0$ $26.0$ and $21.0$ $26.0$ and $20.0$ $21.0$ and $15.0$
Milicevic3306
asked
in
Concrete Structures
Mar 26, 2018
by
Milicevic3306
11.9k
points
gate2015-ce-2
concrete-structures
structural-engineering
design-of-columns
0
votes
0
answers
25
GATE2015-2-31
A simply supported reinforced concrete beam of length $10$ m sags while undergoing shrinkage. Assuming a uniform curvature of $0.004 m^{-1}$ along the span, the maximum deflection (in m) of the beam at mid-span is __________.
Milicevic3306
asked
in
Concrete Structures
Mar 26, 2018
by
Milicevic3306
11.9k
points
gate2015-ce-2
numerical-answers
concrete-structures
structural-engineering
concrete-beams
deign-of-beams
0
votes
0
answers
26
GATE2015-2-35
In a pre-stressed concrete beam section shown in the figure, the net loss is $10 \%$ and the final pre-stressing force applied at $X$ is $750$ kN. The initial fiber stresses (in $N/mm^2$) at the top and bottom of the beam were: $4.166$ and $20.833$ $ – 4.166$ and $ – 20.833$ $4.166$ and $ – 20.833$ $ – 4.166$ and $20.833$
Milicevic3306
asked
in
Concrete Structures
Mar 26, 2018
by
Milicevic3306
11.9k
points
gate2015-ce-2
concrete-structures
structural-engineering
pre-stressed-concrete
0
votes
0
answers
27
GATE2015-1-5
Consider the following statements for air-entrained concrete: Air-entrainment reduces the water demand for a given level of workability Use of air-entrained concrete is required in environments where cyclic freezing and thawing is expected Which of the following is TRUE? Both (i) and (ii) are True Both (i) and (ii) are False (i) is True and (ii) is False (i) is False and (ii) is True
Milicevic3306
asked
in
Concrete Structures
Mar 26, 2018
by
Milicevic3306
11.9k
points
gate2015-ce-1
concrete-structures
structural-engineering
air-entrained-concrete
0
votes
0
answers
28
GATE2015-1-19
The two columns below show some parameters and their possible values. ... $P - I, Q - V, R - VI, S - II$ $P - III, Q - II, R - V, S - IV$
Milicevic3306
asked
in
Concrete Structures
Mar 26, 2018
by
Milicevic3306
11.9k
points
gate2015-ce-1
concrete-structures
structural-engineering
design-of-columns
0
votes
0
answers
29
GATE2015-1-36
Two beams are connected by a linear spring as shown in the following figure. For a load $P$ as shown in the figure, the percentage of the applied load $P$ carried by the spring is _________.
Milicevic3306
asked
in
Concrete Structures
Mar 26, 2018
by
Milicevic3306
11.9k
points
gate2015-ce-1
numerical-answers
concrete-structures
structural-engineering
transfer-and-service-loads
beams
0
votes
0
answers
30
GATE2014-2-12
The static indeterminacy of the two-span continuous beam with an internal hinge, shown below, is _______
Milicevic3306
asked
in
Concrete Structures
Mar 26, 2018
by
Milicevic3306
11.9k
points
gate2014-ce-2
numerical-answers
concrete-structures
beams
0
votes
0
answers
31
GATE2014-2-11
The modulus of elasticity, $E=5000 \sqrt{f_{ck}}$ where $f_{ck}$ is the characteristic compressive strength of concrete, specified in $IS:456-2000$ is based on tangent modulus initial tangent modulus secant modulus chord modulus
Milicevic3306
asked
in
Concrete Structures
Mar 26, 2018
by
Milicevic3306
11.9k
points
gate2014-ce-2
concrete-structures
structural-engineering
modulus-of-elasticity
0
votes
0
answers
32
GATE2014-1-36
In a reinforced concrete section, the stress at the extreme fibre in compression is $5.80$ MPa. The depth of neutral axis in the section is $58$ mm and the grade of concrete is $M25$. Assuming linear elastic behavior of the concrete, the effective curvature of the section (in per mm) is $2.0 \times 10^{-6}$ $3.0 \times 10^{-6}$ $4.0 \times 10^{-6}$ $5.0 \times 10^{-6}$
Milicevic3306
asked
in
Concrete Structures
Mar 26, 2018
by
Milicevic3306
11.9k
points
gate2014-ce-1
concrete-structures
structural-engineering
reinforced-concrete-section
0
votes
0
answers
33
GATE2014-1-6
Match the information given in Group - I with those in Group - II. ... $P-3; \: Q-4; \: R - 2;\: S - 1$ $P-4; \: Q-3; \: R - 2;\: S - 1$
Milicevic3306
asked
in
Concrete Structures
Mar 26, 2018
by
Milicevic3306
11.9k
points
gate2014-ce-1
concrete-structures
structural-engineering
load-analysis
0
votes
0
answers
34
GATE Civil 2013 | Question: 35
A rectangular concrete beam $250$ mm wide and $600$ mm deep is pre-stressed by means of $16$ high tensile wires, each of $7$ mm diameter, located at $200$ mm from the bottom face of the beamat a given section. If the effective pre- ... beam can with stand without causing tensile stress at the bottom face of of the beam? Neglect the effect of dead load of beam ______
Milicevic3306
asked
in
Concrete Structures
Mar 26, 2018
by
Milicevic3306
11.9k
points
gate2013-ce
numerical-answers
concrete-structures
structural-engineering
prestressed
concrete-beams
0
votes
0
answers
35
GATE Civil 2012 | Question: 52
The cross-section at mid-span of a beam at the edge of a slab is shown in the sketch. A portion of the slab is considered as the effective flange width for the beam. The grades of concrete and reinforcing steel are $M25$ and $Fe415$, respectively. The total area of ... mm) computed as per the Limit State Method of $IS \: 456:2000$ is $200.0$ $223.3$ $236.3$ $273.6$
Milicevic3306
asked
in
Concrete Structures
Mar 25, 2018
by
Milicevic3306
11.9k
points
gate2012-ce
concrete-structures
structural-engineering
design-of-slabs
0
votes
0
answers
36
GATE Civil 2012 | Question: 33
A concrete beam prestressed with a parabolic tendon is shown in the sketch. The eccentricity of the tendon is measured from the centroid of the cross-section. The applied prestressing force at service is $1620$ kN. The uniformly distributed load of $45$ kN/m ... in the bottom fibre at mid-span is tensile $2.90$ compressive $2.90$ tensile $4.32$ compressive $4.32$
Milicevic3306
asked
in
Concrete Structures
Mar 25, 2018
by
Milicevic3306
11.9k
points
gate2012-ce
concrete-structures
structural-engineering
beams
prestressed-concrete
0
votes
0
answers
37
GATE Civil 2012 | Question: 32
The sketch shows a column with a pin at the base and rollers at the top. It is subjected to an axial force $P$ and a moment $M$ at mid-height. The reaction(s) at R is/are a vertical force equal to $P$ a vertical force equal to $P/2$ a vertical force equal to $P$ an a horizontal force equal to $M/h$ a vertical force equal to $P/2$ and a horizontal force equal to $M/h$
Milicevic3306
asked
in
Concrete Structures
Mar 25, 2018
by
Milicevic3306
11.9k
points
gate2012-ce
structural-engineering
concrete-structures
design-of-columns
0
votes
0
answers
38
GATE Civil 2012 | Question: 8
Which one of the following is categorised as a long-term loss of prestress in a prestressed concrete member? Loss due to elastic shortening Loss due to friction Loss due to relaxation of strands Loss due to anchorage slip
Milicevic3306
asked
in
Concrete Structures
Mar 25, 2018
by
Milicevic3306
11.9k
points
gate2012-ce
concrete-structures
structural-engineering
prestressed-concrete
0
votes
1
answer
39
GATE2018 CE-1: 6
The Le Chatelier apparatus is used to determine compressive strength of cement fitness of cement setting time of cement soundness of cement
goudarningu
answered
in
Concrete Structures
Feb 24, 2018
by
goudarningu
360
points
gate2018-ce-1
structural-engineering
concrete-structures
soundness-test
le-chatelier-apparatus
0
votes
2
answers
40
GATE2018 CE-1: 40
An RCC short column (with lateral ties) of rectangular cross section of $250 \: mm \times 300 \: mm$ is reinforced with four numbers of $16$ mm diameter longitudinal bars. The grades of steel and concrete are $\text{Fe}415$ and $M20$, respectively. Neglect ... ($\text{IS }456:2000$), the axial load carrying capacity of the column (in kN, up to one decimal place), is ______
kyusuf264661
answered
in
Concrete Structures
Feb 18, 2018
by
kyusuf264661
220
points
gate2018-ce-1
numerical-answers
structural-engineering
concrete-structures
design-of-column
To see more, click for all the
questions in this category
.
Welcome to GATE Civil Q&A, where you can ask questions and receive answers from other members of the community.
Top Users
Dec 2022
Recent questions and answers in Concrete Structures