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Q3

The document contains an engineering surveying quiz with 15 multiple choice questions testing concepts related to circular curve layout and calculations including determining curve radius, central angle, tangent length, and stationing of points of curvature, tangency, and intersection. The questions cover topics such as calculating curve elements based on given dimensions, relationships between parallel curves, and setting out curves using arc basis. Correct answers are provided at the end.

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Ritsu Tainaka
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1K views4 pages

Q3

The document contains an engineering surveying quiz with 15 multiple choice questions testing concepts related to circular curve layout and calculations including determining curve radius, central angle, tangent length, and stationing of points of curvature, tangency, and intersection. The questions cover topics such as calculating curve elements based on given dimensions, relationships between parallel curves, and setting out curves using arc basis. Correct answers are provided at the end.

Uploaded by

Ritsu Tainaka
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as DOCX, PDF, TXT or read online on Scribd
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Name: Date:

Year and Section:

Engineering Surveying

Quiz 3

DIRECTION: Encircle the letter of the correct answer. STRICTLY NO ERASURES.

1. The external distance of a simple curve is 15m and central angle of 30o. If the length of one station
is 20m long, find the radius of the curve.
a. 336.42m
b. 452.22m
c. 521.64m
d. 632.46m
2. Layout a simple curve with tangents at point A and B respectively. A line form point A to the
intersection of the tangents which passes through A and B has the following bearing and distance
of N65oE and 30.5m respectively. If the bearing of point B from the point of intersection of the
tangents is S47oE, determine the length of the curve.
a. 65.60m
b. 53.67m
c. 76.40m
d. 48.94m
3. A reverse curve connects to parallel tangents 8m apart. If the central angle is 10o, determine the
common radius.
a. 234.84m
b. 266.67m
c. 321.54m
d. 211.45
4. Sta of PT of a compound curve is at 15+480.14

I1=30o I2=36o D1=4o and D2=5o

What is the stationing of PCC? Use Arc Basis.

a. 15+319.63
b. 15+325.28
c. 15+366.14
d. 15+342.5
5. The perpendicular distance between two parallel tangents is 8m. If the central angle of the first
curve is 8o with a radius of 175m, what would be the radius of the second curve?
a. 634m
b. 684m
c. 647m
d. 656m
6. What is the angle of intersection of the tangents of two simple curve if their bearings are N75o12’E
and S78o36’E respectively?
a. 26o12
b. 3o24
c. 18o42
d. 22o38
7. A spiral easement curve, 80m long is used to connect a circular curve having a radius of 400m.
Determine the degree if the cure at midpoint.
a. 1.43
b. 1.94
c. 2.86
d. 2.57
8. Which of the following is the purpose of spiral curve?
a. To slow down vehicle approaching the curve
b. To provide aesthetics in highway
c. To prevent sudden change of normal acceleration
d. To give sight distance

SITUATION: A circular curve having an azimuth of back tangent equal to 205° and the azimuth of the
forward tangent equal to 262°. If the middle ordinate is 5.8 m,

9. Compute the angle of intersection.


a. 42°
b. 51°
c. 57°
d. 61°
10. Compute the radius of the curve.
a. 84.27 m
b. 54.19
c. 49.88
d. 42.06
11. Compute the length of the tangent.
a. 34.77
b. 22.83
c. 55.19
d. 60.19

SITUATION: The first branch of reverse curve has a radius of 200 m. If the distance between the tangent
points is 110 m assuming the reverse curves are in parallel,

12. What is the radius of the second curve?


a. 174.89
b. 194.20
c. 136.11
d. 155.84
13. Find the length of the first curve.
a. 84.57
b. 90.16
c. 65.75
d. 98.18
14. Find the total length of the curve.
a. 113.36
b. 110.50
c. 124.57
d. 106.50
15. The point of intersection of two tangents is at 1+080 and the angle between the back and forward
tangents is 120°. The radius of a circular curve to be set out is 570 m. Determine the station PT
using arc basis.
a. 1+268.54
b. 1+327.81
c. 1+257.18
d. 1+342.72
1.B

2.B

3.B

4.C

5.C

6.A

7.A

8.C

9.C

10.D

11.B

12.C

13.C

14.B

15.B

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