Civil Engineering Gate Yearwise 

Civil Engineering GATE 2025 Set-2 Questions with Answer

Ques 53 Surveying

A surveyor measured the distance between two points on the plan drawn to a scale of 1 cm=40 m and the result was 468 m. Later, it was discovered that the scale used was 1 cm=20 m.
The true distance between the points (in m) is ______ (round off to the nearest integer).



Ques 54 Surveying

If the Fore Bearing of the lines AB and BC are 60° and 122°, respectively, then the interior angle ∠ABC (in degrees) is ______ (round off to the nearest integer).



Ques 55 Transportation Engineering

The recommended minimum traffic growth rate and design period considered for structural design of flexible pavements for national highways in India as per IRC 37:2018 is ______ percentage and ______ years, respectively.

A

5, 20

B

5, 30

C

7, 20

D

7, 30



Ques 56 Transportation Engineering

After applying the correction for elevation and temperature, the runway length is 700 m. The corrected runway length (in m) for an effective gradient of 1% is ______ (round off to the nearest integer).



Ques 57 Transportation Engineering

The point where the road alignment changes from a tangent to a curve is known as

A

Point of deflection

B

Point of intersection

C

Point of curve

D

Point of tangency



Ques 58 Transportation Engineering

Which of the following statements is/are INCORRECT?

A

Bitumen having lower softening point is preferred in warm climate regions.

B

The viscosity of bitumen influences the mixing and compaction of bituminous mix.

C

The air voids in the range of 3% to 5% are required to arrive at the optimum bitumen content.

D

The purity of bitumen can be determined using Solubility Test.



Ques 59 Transportation Engineering

Match the following in Column I with Column II.

Column IColumn II
(1) Vehicle Damage FactorA. Stability of subgrade soil
(2) Passenger Car UnitB. Capacity of a roadway
(3) Perception Reaction TimeC. Design rigid pavement
(4) California Bearing RatioD. Design flexible pavement

A

(1)-D; (2)-B; (3)-E; (4)-A

B

(1)-C; (2)-B; (3)-D; (4)-A

C

(1)-D; (2)-E; (3)-B; (4)-A

D

(1)-D; (2)-B; (3)-A; (4)-E



Ques 60 Transportation Engineering

The free flow speed of a highway is 100 km/h and its capacity is 4000 vehicle/h. Assume speed density relation is linear.
For a traffic volume of 2000 vehicle/h, choose all the possible speeds (in km/h) from the options given below (round off to two decimal places).

A

85.36

B

65.20

C

14.64

D

7.22



Ques 61 Transportation Engineering

On a two-lane highway, a horizontal curve of radius 300 m is provided. The design speed is 80 km/h.
If the longest wheelbase of vehicle expected on this highway is 7 m, then the extra widening required (in m) is ______ (round off to two decimal places).



Ques 62 Water Resources Engineering

Pick one or more CORRECT statement(s) from the choices given below, in the context of upstream and downstream cut-offs provided below the concrete apron of weirs / barrages constructed across alluvial rivers.

A

Cut-offs are provided to increase the rate of flow over the weir / barrage.

B

Cut-offs are provided to increase the seepage length and prevent failure due to piping.

C

The bottom level of cut-offs mainly depends on the scour depth.

D

Cut-offs are provided to ensure occurrence of hydraulic jump within the stilling basin.



Ques 63 Water Resources Engineering

In the context of the effect of drainage density on the run-off generation and the hydrograph at the catchment outlet, all other factors remaining the same, pick one or more CORRECT statement(s) from the choices given below.

A

Lower drainage density results in higher peak in flood hydrograph compared to that when the drainage density is higher.

B

Lower drainage density results in lower peak in flood hydrograph compared to that when the drainage density is higher.

C

Lower drainage density results in a flood hydrograph with a longer time base compared to that when the drainage density is higher.

D

Lower drainage density results in a flood hydrograph with a shorter time base compared to that when the drainage density is higher.



Ques 64 Water Resources Engineering

A 60 cm diameter well completely penetrates a confined aquifer of permeability 5×10-4 m/s. The length of the strainer (spanning the entire thickness of the aquifer) is 10 m. The drawdown at the well under steady state pumping is 1.0 m. Assume that the radius of influence for this pumping is 300 m.
The discharge from the well (in litres per minute) is ______ (round off to the nearest integer).



Ques 65 Water Resources Engineering

The peak of flood hydrograph due to a 3-hour duration storm in a catchment is 180 m3/s. The total rainfall depth is 6.6 cm. It can be assumed that the average infiltration loss is 0.2 cm/h. There are no other losses. The base flow is constant at a value of 30 m3/s.
The peak value of the 3-hour unit hydrograph for this catchment (in m3/s) is ______ (round off to the nearest integer).



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