31. ^ standard Cipoletti weir is in shape.

(^) Rectangular (B) Triangular
(6) Trapezoidal (D) Circular
32. For highway capacity design, what are the studies needed ?
(A) Origin and destination studies (8) Parking and accident studies
(C) Speed and volume studies (D) Accident studies

33. 1൩ concrete pavements, tie bars are used in which joints 7

(^) Expansion joints (B) Contraction joints
(C) Warping joints (D) Longitudinal joints
34. Mention the test done to find the extent of weathering of aggregates in a lab.
(A) Soundness test (B) Crushing test
(C) Impact test (D) Abrasion test

35. The central location of bubble in a levelling instrument means the axis of the bubble tube
is parallel to
(A) Line of sight (8) 1൩൦ of collimation

(C) Axis of the telescope (D) None of these

36. Which method is used to locate the position of a station with reference to three known

points ?
(A) Intersection method (B) Radiation method
(C) Resection method (D) Three-point problem

37. Solution of Three point problems can be obtained by
(A) mechanical method (B) graphical method
(C) trial and error method (D) All of the above

38. Infiltration capacity depends upon
(A) _ rainfall intensity
(8) _ initial moisture condition of soil
(6) 501] characteristics and ground slope
(D) All the above.

39. The rim ofa standard rain gauge 18 ___ above ground level.
(A) 10cm (B) 20cm
(C) 30cm (D) 50cm

40. The ratio of the volume of water retained by the formation after it has been drained under
gravity to the total volume of formation is known as
(^) yield (B) porosity
(೮) _ specific yield (2) . specific retention
A 7 073/2022
[P.T.O.]