Practice Test: Question Set - 10
1. The formula for calculating the depth of concrete pavements suggested by Gold beck, is
- (A) d = 3W/σmax
- (B) d = √(3W/σmax)
- (C) d = √(2W/σmax)
- (D) d = √(1.5W/σmax)
2. If a Lemniscate curve having an angle of deflection Δ, is transitional throughout, the maximum polar angle is
- (A) Δ/2
- (B) Δ/3
- (C) Δ/4
- (D) Δ/6
3. Most suitable material for highway embankments is
- (A) Granular
soil
- (B) Organic soil
- (C) Silts
- (D) Clays
4. The road foundation for modern highways construction, was developed by
- (A) Tresguet
- (B) Telford
- (C) Tresguet and
Telford simultaneously
- (D) Telford and
Macadam simultaneously
5. Longitudinal pavement lines marked broken in white paint
- (A) Are for the
guidance of the drivers
- (B) Are not to
be crossed over
- (C) May be
crossed over at the discretion of the driver
- (D) All
the above
6. The recommended grade of tar for grouting purpose is
- (A) RT-1
- (B) RT-2
- (C) RT-3
- (D) RT-5
7. According to Highway Research Board of U.S.A. practical land width, is
- (A) 2.7 m
- (B) 3.0 m
- (C) 3.3 m
- (D) 3.6 m
8. If the radius of a main curve is 300 m and length of the transition curve is 100 m, the angle with tangent to locate the junction point, is
- (A) 1° 11'
- (B) 2° 11'
- (C) 3° 11'
- (D) 4° 11'
9. Which of the following premix methods is used for base course?
- (A) Bituminous
carpet
- (B) Mastic
asphalt
- (C) Sheet
asphalt
- (D) Bituminous
bound macadam
10. Pick up the correct statement from the following:
- (A) During
reconnaissance, the general route of the alignment is selected
- (B) After
reconnaissance, a trace is cut for the alignment
- (C) Last stage
is the detailed surveys for desired geometries' of the highway
- (D) All the
above
11. The statement, regarding the size of stones used at the wearing surface. "The size of a stone used on a road must be in due proportion to the space occupied by a wheel of ordinary dimensions on a smooth level surface. The point of contact will be found to be longitudinal about 2.5 cm and every piece of stone put into the road which exceeds 2.5 cm in any of its dimension is mischievous" was made by
- (A) Telford
- (B) Macadam
- (C) Tresguet
- (D) Sully
12. Bitumen of grade 80/100 means
- (A) Its
penetration value is 8 mm
- (B) Its
penetration value is 10 mm
- (C) Its
penetration value is 8 to 10 mm
- (D) Its
penetration value is 8 to 10 cm
13. Pick up the correct statement from the following:
- (A) Safety
fences are provided on either side of a roadway if embankments are in excess of 6 meters
- (B) Safety fences
are provided on outside of the curves of radii less than 750 m if the
embankments are between 3 meters and 6 meters
- (C) Guard stones
are provided at 2.5 meters intervals if embankments are between 1.6 meters to 3
meters
- (D) All the
above
14. I.R.T.D.A. (Indian Roads and Transport Development Association) was set up at Bombay in
- (A) 1907
- (B) 1917
- (C) 1027
- (D) 1937
15. The maximum spacing of contraction joints in rigid pavements is
- (A) 2.5 m
- (B) 3.5 m
- (C) 4.5 m
- (D) 5.5 m
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