Description : The total value of extra widening required at a horizontal curve on a two lane hill road of radius 42 m for a design speed of 50 kmph and for vehicles with wheel base 6 m, is (A) 0.500 m (B) 0.589 m (C) 1.089 m (D) 0.089 m
Last Answer : Answer: Option C
Description : Width of vehicles affects the width of (A) Lanes (B) Shoulders (C) Parking spaces (D) All the above
Last Answer : Answer: Option D
Description : Extra widening required at a horizontal curve on a single lane hill road of radius 80 m for a design speed of 50 km ph and for a vehicle with wheel base 6.0 m is (A) 0.225 m (B) 0.589 m (C) 1.250 m (D) None of these
Last Answer : Answer: Option B
Description : If L is the length of vehicles in metres, C is the clear distance between two consecutive vehicles (stopping sight distance), V is the speed of vehicles in km/hour, the maximum number N of vehicles/hour, is (A) N = 1000 V / (L + C ... ) / 1000 V (C) N = 1000 L / (C + V) (D) N = 1000 C / (L + V)
Last Answer : Answer: Option A
Description : Design of horizontal and vertical alignments, super-elevation, sight distance and grades, is worst affected by (A) Width of the vehicle (B) Length of the vehicle (C) Height of the vehicle (D) Speed of the vehicle
Description : If L is the length of a moving vehicle and R is the radius of curve, the extra mechanical width b to be provided on horizontal curves, (A) L/R (B) L/2R (C) L²/2R (D) L/3R
Description : If N is the algebraic difference of grades, S is the minimum sight distance in metres, the length (L) of a summit curve is (A) NS/4 (B) NS²/4 (C) N²S/4 (D) (NS)²/4
Description : If N is the net difference of grades, S is the minimum overtaken sight distance in metres, the length (L) of a summit curve, is (A) NS/4 (B) NS²/4 (C) NS²/4.8 (D) NS²/9.6
Description : Shoulders for high traffic volume roads, should (A) Be stable throughout the year to be used by vehicles in the case of emergency (B) Support and protect the ends of carriage ways (C) Not allow entrance of water to sub-grade (D) All the above
Description : Pick up the incorrect statement from the following. The super-elevation on roads is (A) Directly proportional to width of pavement (B) Directly proportional to velocity of vehicles (C) Inversely proportional to acceleration due to gravity (D) Inversely proportional to the radius of curvature
Description : Non-passing sight distance along a road is the longest distance at which the driver of a moving vehicle, may see an obstacle on the pavement (A) 10 cm high (B) 25 cm high (C) 50 cm high (D) 100 cm high
Description : The width formation of a road means the width of (A) Carriageway (B) Pavement and shoulders (C) Embankment at ground level (D) Embankment at the top level
Description : Width of the shoulders of carriage way is generally kept (A) 100 cm (B) 125 cm (C) 150 cm (D) 250 cm
Description : The width of the right of way, is influenced by (A) Formation width (B) Shoulders or berms (C) Classification of road (D) All the above
Description : According to IRC : 52-1973, for a single lane National Highway in hilly region, (A) Width of the carriageway must be 3.75 m (B) Shoulders on either side must be 1.25 m (C) Total width of the road-way must be 6.25 m (D) Total of the above
Description : A leaf spring consists of 3 extra full length leaves and 14 graduated length leaves. The maximum force that can act on the spring is 70kN and the distance between eyes of the spring is 1.2m. Width and thickness of the ... close the nip. (a) 4332.2N (b) 4674.1N (c) 4985.4N (d) Can't be determined
Last Answer : (b) 4674.1N
Description : A leaf spring consists of 3 extra full length leaves and 14 graduated length leaves. The maximum force that can act on the spring is 70kN and the distance between eyes of the spring is 1.2m. Width and thickness of the ... /mm², calculate the initial nip. (a) 26.8mm (b) 24.9mm (c) 22.5mm (d)23.1mm
Last Answer : b) 24.9mm
Description : State the necessity of providing extra widening on horizontal curves.
Last Answer : The necessity of providing extra widening on horizontal curves: - 1) When a vehicle travels on horizontal curves, it occupies more width than that it occupies on straight road. This reduces the capacity ... 5) Drivers have psychological fear to drive close to the edge of the pavements on curves.
Description : The absolute minimum sight distance required for stopping a vehicle moving with a speed of 80 kmph, is (A) 120 m (B) 200 m (C) 640 m (D) None of these
Description : The minimum cross fall of shoulders is kept (A) 0.5 % (B) 1.0 % (C) 1.5 % (D) 3 %
Description : If N is deviation angle the length L of a parabolic vertical curve for overtaking sight distance S, is (A) NS²/9.6 if L > S (B) NS²/9.6 if L < S (C) 2S - 9.6/N if L < S (D) Both (A) and (C)
Description : For night travel, the length of a valley curve should be such that the head light beam distance is the same as (A) Stopping sight distance (B) Overtaking sight distance (C) Sum of (a) and (b) (D) Difference of (a) and (b)
Description : Minimum stopping distance for moving vehicles on road with a design speed of 80 km/hour, is (A) 80 m (B) 100 m (C) 120 m (D) 150 m
Description : The imaginary line passing through the intersection of cross hairs and the optical centre of the objective, is known as (A) Line of sight (B) Line of collimation (C) Axis of the telescope (D) None of these
Last Answer : (B) Line of collimation
Description : Pick up the correct statement from the following: (A) In astronomical telescope, the rays from the object after refraction at the objective are brought to a focus before entering the eyepiece to produce ... the objective traversing through the eyepiece, is called line of sight (D) All the above
Last Answer : (D) All the above
Description : If the velocity of moving vehicles on a road is 24 km/per hour, stopping distance is 19 metres and average length of vehicles is 6 metres, the basic capacity of lane, is (A) 500 vehicles per hour (B) 700 vehicles per hour (C) 1000 vehicles per hour (D) 1250 vehicles per hour
Description : If C is basic capacity per lane, V is velocity in km/hour, S is stopping distance plus length of the vehicles in metres, the formula C = 1000V/S is applicable to (A) District roads (B) Two lane roads (C) Two lane roads in one direction (D) None of these
Description : The weaving length of a roadway is the distance (A) Between the channelizing islands (B) Equal to half circumference (C) Equal to total width of adjoining radial roads (D) Equal to diameter of rotary
Description : In bridge widening projects, the method of stitching is normally employed for connecting existing deck to the new deck. What are the problems associated with this method in terms of shrinkage of concrete?
Last Answer : In the method of stitching, it is a normal practice to construct the widening part of the bridge at first and let it stay undisturbed for several months. After that, concreting will then be ... Stitching refers to formation of a segment of bridge deck between an existing bridge and a new bridge.
Description : Widening of the roads on curves in hilly region, is done (A) On the outer side (B) On the inner side (C) On the outer and inner sides equally (D) Less on outer side and more on inner side
Description : The moment of inertia of a rectangular section of width and depth about an axis passing through C.G. and parallel to its width is (A) BD²/6 (B) BD3 /6 (C) BD3 /12 (D) B²D/6
Last Answer : (C) BD3 /12
Description : So the Jetpack has finally arrived!!! What are the implications of a society where jetpacks are as common a sight as other recreational vehicles like snowmobiles, ATV's and dirt-bikes?
Last Answer : answer:The jet pack has been around for a while. One was even in a James Bond movie. But if they were widely available and normally in use, I don’t know. I would expect a lot of mid-air collisions for the first few years and I would carry an iron umbrella.
Description : Full amount of extra width of a pavement on the curve, is provided at (A) Beginning of the transition curve (B) Centre of the transition curve (C) Beginning of the circular curve (D) Centre of the circular curve
Description : The ratio of the effective length of a column and minimum radius of gyration of its cross-sectional area, is known (A) Buckling factor (B) Slenderness ratio (C) Crippling factor (D) None of these
Last Answer : (B) Slenderness ratio
Description : The radius of curvature provided along a transition curve, is (A) Minimum at the beginning (B) Same throughout its length (C) Equal to the radius of circular curve (D) Varying from infinity to the radius of circular curve
Description : To compensate the loss of tractive force of vehicles along curves of radius R, the percentage reduction of gradient, is (A) 50/R (B) 75/R (C) 100/R (D) 125/R
Description : If the coefficient of friction on the road surface is 0.15 and a maximum super-elevation 1 in 15 is provided, the maximum speed of the vehicles on a curve of 100 metre radius, is (A) 32.44 km/hour (B) 42.44 kg/hour (C) 52.44 km/hour (D) 62.44 km/hour
Description : If S, L and R are the arc length, long chord and radius of the sliding circle then the perpendicular distance of the line of the resultant cohesive force, is given by (A) a = S.R/L (B) a = L.S/R (C) a = L.R/S (D) None of these
Last Answer : (A) a = S.R/L
Description : In a theodolite the line passing through the intersection of the horizontal and vertical cross hairs and the optical centre of the object glass and its continuation, is known as (a) Horizontal axis (b) Vertical axis (c) Line of collination (d) Line of sight (e) Either of c or d above*
Last Answer : e) Either of c or d above*
Description : The intercept of a staff (A) Is maximum if the staff is held truly normal to the line of sight (B) Is minimum if the staff is held truly normal to the line of sight (C) Decreases if the staff is tilted away from normal (D) Increases if the staff is tilted towards normal
Last Answer : (B) Is minimum if the staff is held truly normal to the line of sight
Description : The difference of level between a point below the plane of sight and one above, is the sum of two staff readings and an error would be produced equal to (A) The distance between the zero of ... Thrice the distance between the zero of graduation and the foot of the staff (D) None of the above
Last Answer : (B) Twice the distance between the zero of graduation and the foot of the staff
Description : The maximum safe speed on roads, depends on the (A) Type of road surface (B) Type of curves (C) Sight distance (D) All the above
Description : The safe stopping sight distance D, may be computed from the equation (A) D = 0.278 Vt + V²/254f (B) D = 0.254 Vt + V²/278f (C) D = 0.254 Vt + V²/225f (D) D = 0.225 Vt + V²/254f
Description : While calculating the overtaking sight distance, the height of the object above road surface, is assumed (A) 50 cm (B) 75 cm (C) 100 cm (D) 120 cm
Description : The distance travelled by a moving vehicle during perception and brake reaction times, is known as (A) Sight distance (B) Stopping distance (C) Lag distance (D) None of these
Description : The minimum diameter of turning besin, where ships turn by going ahead and without tug assistance should be (A) L (B) 1.5 L (C) 2.0 L (D) 4.0 L L he length of the largest ship to use the port
Last Answer : (D) 4.0 L
Description : Over-turning of vehicles on a curve can be avoided by using (A) Compound curve (B) Vertical curve (C) Reverse curve (D) Transition curve
Last Answer : (D) Transition curve
Description : At intersection of roads, the traffic volume study is carried out to ascertain the number of vehicles (A) Moving along straights (B) Turning left (C) Turning right (D) All the above
Description : The camber of shoulders in water bound macadam roads is (A) Equal to the cross slope of pavement (B) Less than the cross slope of pavement (C) Greater than the cross slope of pavement (D) Zero
Description : Pick up the correct statement from the following: (A) The cross fall of the shoulder should be at least 0.5% steeper than camber (B) On super-elevated sections, the shoulders should be provided a ... equal to camber (C) Earthen roads in general are provided steepest cross-fall (D) All the above