Home Civil Engineering Highway Engineering Most Important MCQs Part: 4

Highway Engineering Most Important MCQs Part: 4

1001 - The right of way width in normal area for a two lane national highway is.

24 m

1002 - The rise of crown for a pavement of 7m wide having 1 in 50 slopes with respect to edges is

0.07

1003 - The road development in borders is taken care by

BRO

1004 - The road foundation for modern highways construction, was developed by

Telford and Macadam simultaneously.

1005 - The road roughness is measured by

Both bump integrator and laser

1006 - The road traffic consists of how many types of traffic?

Vehicular and pedestrian traffic

1007 - The roads passing through hilly terrain and leading to the villages and towns near hills are called

Hill road

1008 - The roadway features include the study of

Route alignment

1009 - The rollers that uses both tamping and kneading is

Sheep foot roller

1010 - The roughness coefficient is assumed in

Manning's formula

1011 - The ruling design speed on a National Highway in plain terrain as per IRC recommendations is_____________?

100 kmph

1012 - The ruling gradient in steep terrain upto 3 km height in % is

6

1013 - The ruling gradient in steep terrain upto 3 km height in % is

6

1014 - The ruling gradient in trace cut is.

1 in 20

1015 - The ruling gradient required for plain or rolling terrain is

1 in 30

1016 - The ruling minimum radius in the curve is given by

R=V'2/127 (e+f)

1017 - The rural roads are provided with .

Kutcha drains

1018 - The savings in annual road user costs, annual savings in accident costs and capital cost of Improvement are parameters used in .

Rate of return method

1019 - The scope of highway engineering is divided into how many parts.

Two

1020 - The seepage flow is present in.

Sub surface drainage

1021 - The settlement is due to

Inadequate compaction

1022 - The shape of a vertical curve, is

parabolic

1023 - The shear failure occurs in

Plastic deformation

1024 - The shear failure of soil sub grade may be attributed to

Both

1025 - The shear strength is more for

Cohesive soil

1026 - The shrinkage cracks have a length of.

1.0 m

1027 - The shrinkage limit value in BC soil is

0.15

1028 - The SI unit of viscosity is

Pascal second

1029 - The side drains and partially filled culverts are designed on the basis of

Open channel flow

1030 - The sight distance recommended by IRC for 50kmph speed is

110m

1031 - The site amenities are covered under which of the items of DPR?

Miscellaneous

1032 - The size of particles preferred in GSB layer of pavement is

0.075 mm

1033 - The skid number for highways should not be less than

55

1034 - The slender beam used in benkleman beam method is.

3.66 m

1035 - The slope of curve obtained between the number of blows and water content in the cassagrande's method is

Flow index

1036 - The slopes and edges of road embankment get eroded leading to the formation of.

Ruts

1037 - The soaking period in CBR sample is

4 days

1038 - The social facilities like medical services, educational and recreation facilities are classified as.

Intangible benefits

1039 - The softening point of bitumen in the given options (in degree Celsius) will be

35

1040 - The soil becomes weak in

Rainy season

1041 - The soil erosion may take place on roadside drains where the longitudinal slope is

Steep

1042 - The soil not preferred in bituminous mix is.

Clay

1043 - The soil samples are prepared in a mould of diameter.

5 cm

1044 - The soil stability is not so good in

Black cotton soil

1045 - The soil sub grade design is done by

Plate bearing test

1046 - The soil sub grade suitable for pavement is

Gravel

1047 - The soil survey is conducted in which of the following survey?

Preliminary survey

1048 - The soil that is formed by the action of wind is called

Aeolian soil

1049 - The solvent used in cut back bitumen is

Kerosene

1050 - The spacing between construction joints in rigid pavement is

5.0 m

1051 - The spacing between longitudinal joints may be.

3.5 m

1052 - The spacing between the highway lamps is

30 to 60m

1053 - The spacing of joint depends on

Type of joint

1054 - The span of RCC slab is limited to.

3.0 m

1055 - The specific gravity for aggregates should be within the range of

2.6-2.9

1056 - The specific gravity of bitumen lies between

0.97&1.02

1057 - The specific gravity of cement is

30

1058 - The specific gravity of sand is

2.7

1059 - The specific gravity of sand is determined by?

Density bottle

1060 - The specifications for highway are prepared by

MORTH

1061 - The specifications for road signs are specified by

IRC 67

1062 - The speed at any instant of time is called

Spot speed

1063 - The speed at which the value of time headway is lowest represents the

Optimum speed

1064 - The speed limit on the national highway on hill road in Kmph is.

50

1065 - The spreading test performed on bitumen can be checked on metal plates of dimensions

200*200mm

1066 - The SSD is based on

PIEV theory

1067 - The SSD value for speed of 20 Kmph is.

20 m

1068 - The stabilisation of roads is not done in

Surface Layer

1069 - The stability of a vehicle is influenced by

Width of wheel base and height of gravity

1070 - The Stability of flexible pavement structure depend on.

Water cement ratio

1071 - The stability of foundation is checked to ensure

Shear strength

1072 - The stability of slopes is considered while designing

Hill roads

1073 - The stability of the bituminous mix is always.

Greater than water content

1074 - The standard wheel load in Ewl factor is

4080 kg

1075 - 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

Macadam

1076 - The statistical analysis of data doesn't require .

Settlement

1077 - The steel reinforcement is placed at

1/2 of depth

1078 - The steepest gradient permitted on roads which, in ordinary conditions, does not exceed, is known

maximum gradient

1079 - The stiff materials can be excavated by

Hoe

1080 - The stiffness of slab mainly depends on

Radius of relative pavement

1081 - The stopping sight distance does not depend on

Length of vehicle

1082 - The stopping sight distance for a speed limit of 50 Kmph is.

60 m

1083 - The stopping sight distance of a vehicle moving with 45kmph and having a coefficient of friction as 0.4 is

51m

1084 - The strength of concrete after one year as compared to 28 days strength is about_______________?

20 to 25% more

1085 - The strength of soil lime for several years after curing.

Increases

1086 - The strength of the materials can be checked by

Quality control

1087 - The stress in pavement changes

Daily

1088 - The stress strain approach is used in

Semi empirical method

1089 - The stresses are found in how many places of rigid pavement?

Three

1090 - The strip length to be surveyed on the straight alignment is.

15 m

1091 - The stripping of aggregate should be less than

25

1092 - The structural distress in the CC pavement is not due to.

Erosion

1093 - The structural evaluation can't be evaluated by.

Bump integrator

1094 - The structural evaluation studies are usually conducted for every.

1 year

1095 - The structure of clay is.

Flocculated

1096 - The structure provided on the pavement to remove the storm water is.

Camber

1097 - The studies prepared for environmental studies are called.

EIA

1098 - The studies that are conducted for planning the facilities of pedestrians is called

Pedestrian volume studies

1099 - The study of traffic engineering is divided into how many major categories?

Seven

1100 - The subgrade thickness is compacted to

500 mm

1101 - The substance added with lime for extra strength are called .

Additive

1102 - The suitable surfacing material for a bridge deck slab is________________?

mastic asphalt

1103 - The sum of 15 deflections is 100, find the mean deflection.

6.66

1104 - The sum of flakiness index and elongation index should not exceed

30

1105 - The super elevation in the circular portion of the curve is.

1 in 10

1106 - The super elevation in the circular portion of the curve is.

1 in 10

1107 - The super elevation is calculated for

75% of design speed neglecting friction

1108 - The surface drainage doesn't consist of

Curves

1109 - The surface of bitumen should be

Sufficient enough to resist friction

1110 - The surface of highway pavement should be designed to allow

Low rolling resistance

1111 - The surface of the pavement should be

Sufficient enough to resist skid

1112 - The surface texture may be calculated by.

British pendulum number

1113 - The surface thickness of the pavement is decided based on

HFL

1114 - The surface water is obtained from.

Rainfall

1115 - The survey in which details are covered roughly but not accurately is called

Reconnaissance

1116 - The surveys of highway alignment are completed in how many stages?

Four

1117 - The sustained contact with water cause failure due to.

Stripping

1118 - The swelling and shrinkage is mostly seen in.

Black cotton soil

1119 - The symbol when violated which may lead to offense is

Mandatory

1120 - The tangent length of a simple circular curve of radius R deflecting through θ°, is

R tan θ/2

1121 - The temperature in Marshall's method is

60

1122 - The temperature in penetration test is

25

1123 - The temperature used in highway pavement in degrees centigrade is

175

1124 - The term 'a' denotes

Radius of the equivalent area of contact

1125 - The terrain may be classified as rolling terrain if the cross slope of land is______________?

between 10% and 25%

1126 - The test pits are maximum dug at a distance of.

500 m

1127 - The theoretical void ratio of sand is taken as

0.91

1128 - The thickness of bituminous carpet varies from__________________?

20 to 25 mm

1129 - The thickness of flexible overlay is given by.

hd-he

1130 - The thickness of the pavement in olden days was.

100 mm

1131 - The thickness of the pitching done by stone masonry to avoid erosion due to water is.

0.3 m

1132 - The time of flow in minutes for a longitudinal drain of 400 m and with a velocity of 0.8 m/sec is

8.33

1133 - The top 500mm of soil sub grade should be compacted at

OMC

1134 - The top height of a route marker above crown level is

2.25 m

1135 - The topographic survey is conducted to estimate which of the following characteristics?

Engineering

1136 - The total conflict points at a junction on both two way roads is

six

1137 - The total grades of cement specified by IRC is

9

1138 - The total interruption to traffic in a year should not exceed.

15 days

1139 - The total length of a valley formed by two gradients - 3% and + 2% curve between the two tangent points to provide a rate of change of centrifugal acceleration 0.6 m/sec2, for a design speed 100 km ph, is

84.6 m

1140 - The total off tracking of a vehicle having wheel base length as 6.1m and radius of curve 120m is

0.155

1141 - The total resistance length of a road is .

Effective length after all resistance

1142 - The total resisting length increases due to.

Increase in friction

1143 - The total shift of a transition curve is

L^2/24R

1144 - The total thickness of pavement

Constant

1145 - The total time for inlet flow and flow along the drain is given by

T1+T2

1146 - 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

1.089 m

1147 - The traffic carrying capacity of a single lane, depends on

All the above.

1148 - The traffic flow is

Dynamic

1149 - The traffic manoeuvre means

all the above.

1150 - The traffic population is estimated by

Geometric method

1151 - The traffic signals that are installed for pedestrians are called

Pedestrian signals

1152 - The traffic survey is conducted during

Harvest and lean season

1153 - The traffic that is prepared based on 365 days of the year is called

Annual average daily traffic

1154 - The traffic volume is usually expressed in

PCU

1155 - The traffic will increase if the

Price of vehicles decreases

1156 - The transition curve used in the horizontal alignment of highways as per IRC recommendations is_______________?

spiral

1157 - The transportation system that requires a low initial investment among the following is?

Roadway

1158 - The trees in urban areas are provided for.

Beauty and landscape

1159 - The type of curves generally provided on highways, is

all the above.

1160 - The type of parking in which the vehicles are parked along the kerb is called

Kerb parking

1161 - The type of road used for ESAL value less than 10000 is

Earth road

1162 - The type of the drainage most advisable in cutting is.

Deep drainage

1163 - The type of transition curves generally provided on hill roads, is

spiral.

1164 - The typical retaining wall is less than.

6 m

1165 - The tyre pressure in benkleman beam method should be inflated to (in kg/cm2).

5.6

1166 - The unevenness index for a good pavement surface of high speed should be

1500mm/km

1167 - The unevenness index in terms of international roughness index is given by.

UI=(IRI)1.12

1168 - The uniform speed of bump integrator is .

30 Kmph

1169 - The unit of deflection is measured in

mm

1170 - The unit of 'K' is

Kg/cm 3

1171 - The unpaved shoulder usually consists of

Gravel

1172 - The usual width of parapet walls along Highways in hilly region, is

60 cm

1173 - The usual width of side drains along Highways in hilly region, is

60 cm

1174 - The utility unit as per saturation system for a population of less 1001 to 2000 is

1

1175 - The value of “a” in the equation y=ax2 used in the summit curve is

N/2L

1176 - The value of C is taken as ____ for bitumen pavements.

0.9

1177 - The value of camber in earth roads is.

0.017

1178 - The value of ruling gradient in plains as per IRC recommendation is______________?

1 in 30

1179 - The value of the valley curve when compared with summit curve for the same design speed may be best justified by.

Depends on the deviation angle

1180 - The value of the valley curve when compared with summit curve for the same design speed may be best justified by.

Depends on the deviation angle

1181 - The value recommended by IRC for a deviation angle of 0.16 and the design speed of 30 Kmph, the length of the summit curve is.

100 m

1182 - The value recommended by IRC for a deviation angle of 0.16 and the design speed of 30 Kmph, the length of the summit curve is.

100 m

1183 - The various regulations imposed through the traffic control devices do not include

Traffic population

1184 - The VDF in hilly terrain for CVPD less than 1500 is

1.5

1185 - The VDF is assumed as 4.5 for commercial vehicle count of.

1500

1186 - The VDF of a lane if the CVPD is greater than 1500 in plain terrain

4.5

1187 - The vehicles per unit length at any instant of time is called as

Density

1188 - The vertical alignment does not influences

Accidents

1189 - The vertical alignment of a highway includes

Design of valley curves and gradients

1190 - The void ratio can never be

Less than zero

1191 - The volume of voids in the 3 phase diagram of soil is

Volume of air and volume of water

1192 - The volume of water in setting time test is

0.85p

1193 - The volume of water in soundness test is

0.78p

1194 - The Vs in average annual capital cost represents.

Salvage value

1195 - The wall constructed for the stability of a back filling portion of a road on the down hill side, is known as

retaining wall

1196 - The wall constructed for the stability of an excavated portion of a road on the hill side, is known as

breast wall

1197 - The warping stress is due to the variation in the temperature of the pavement depends on length and width.

MORTH thickness

1198 - The waste material mostly used in pavement is

Fly ash

1199 - The water content in emulsion is about.

0.4

1200 - The water may be collected in.

Catch pits

1201 - The water sensitivity of aggregates should retain

80% of tensile strength

1202 - The water that cannot be drained of by gravity is called.

Gravitational water

1203 - The WBM mostly get damaged in.

Rainy season

1204 - The weaving length of a roadway is the distance

between the channelising islands

1205 - The weaving manoeuvres is a type of

Crossing

1206 - The weight of the hammer in modified proctor test apparatus is

4.7kg

1207 - The weight of vehicles affects

All the above.

1208 - The Westergaard equation was modified by

Teller and Sutherland

1209 - The width formation of a road means the width of

embankment at the top level.

1210 - The width of a pavement of 2 lane national highway is.

7.0 m

1211 - The width of different roads as recommended in Nagpur plan by the Indian Road Conference for hilly region, is

different for National Highways

1212 - The width of drive way should be

Minimum

1213 - The width of formation is calculated by adding

Width of pavement + separators +shoulders

1214 - The width of pavement in addition to a gravelled berm 1 m on either side for a two directional traffic recommended by Nagpur Conference of Chief Engineers, is

6.7 m

1215 - The width of road pavements, depends upon

all the above.

1216 - The width of the retaining wall foundation is taken as.

0.4h+0.3 m

1217 - The width of the right of way in urban area, is kept between 24 m to 60 m for

Both (a) and (b)

1218 - The width of the right of way, is influenced by

All the above.

1219 - The width recommended by IRC for all type of vehicles is

2.5m

1220 - The width requirement of side walk depends on

Pedestrian flow

1221 - The width requirement of side walk is decided with the help of

Pedestrian flow

1222 - The z is a function of

P,a,z

1223 - There is a traffic flow of 250 vehicles on road A and 200 vehicles on road B, if the green signal time on road A is 15 sec, then the green signal time of road B is

11sec

1224 - There will be no fatigue if stress ratio is kept below

0.44

1225 - Thickness of a pavement may be reduced considerably by

combination of all the above.

1226 - Thickness of broken centre line markings for a four lane road, is generally kept

15 cm

1227 - Thickness of broken line markings on multi-lane road for lanes is generally kept

10 cm

1228 - Three points, A, B and C 500 m apart on a straight road have 500 m, 505 m and 510 m as their reduced levels. The road is said to have

a positive gradient between A and B followed by a negative gradient between B to C.

1229 - Tie bars in cement concrete pavements are at______________?

longitudinal joints

1230 - To calculate the minimum value of ruling radius of horizontal curves in plains, the design speed is given by_________________?

16kmph

1231 - To ensure that bullock carts may not overturn on curves, the maximum value of super-elevation, recommended by I.R.C., is

1 in 15

1232 - To fulfill the adequate permeability the D15 of filter/D15 of foundation ratio should be greater than.

5

1233 - To indicate proper control of consistency of a freshly mixed concrete for pavement construction, the slump should be between

7 to 10 cm

1234 - To minimize the cost of the project the most suitable method is

CPM

1235 - To prevent a head-on-collision of vehicles travelling in opposite directions along four-lane roads

medians of wide area are provided

1236 - To prevent compressive stresses in a rigid concrete pavement, the joint prvoided, is

all the above.

1237 - To prevent movement of moisture from subgrade to road pavement at the same level as that of water-table, thickness of a cut off layer of coarse sand, is

15 cm

1238 - To prevent movement of moisture from subgrade to road pavement on embankments about 0.6 m to 1 m higher than water table, the thickness of cut off layer of coarse sand used, is

None of these.

1239 - To reduce the conflict points which method is preferable?

Use of traffic signals

1240 - Traffic census is carried out for

All the above.

1241 - Traffic engineering only includes

all the above.

1242 - Traffic forecast is not influenced by

Weather

1243 - Traffic surveys are carried out

all the above.

1244 - Traffic symbols are classified into how many categories?

Three

1245 - Transition curve is introduced in

Between horizontal curve and circular curve

1246 - Transverse joints are provided at distances varying from

17 m to 27 m

1247 - Two elastic theory was developed by

Burnister

1248 - Tyre pressure influences the______________?

quality of surface course

1249 - Volume of mineral aggregate is

VV+VB

1250 - Volume of traffic which is due to improvement carried out in adjacent area, is known as

development traffic

1251 - Volume of traffic which would immediately use a new road or an improved one when opened to traffic, is known

normal traffic growth.

1252 - Warping stress coefficient charts were prepared by

Bradbury

1253 - Wheel load distribution in one side of benkleman beam test is.

4085 kg

1254 - When a number of hair pin bends are introduced, a minimum intervening distance in between is kept

60 m

1255 - When a number of roads are meeting at a point and only one of the roads is important, then the suitable shape of rotary is________________?

tangent

1256 - When an up gradient of a highway meets a downgrade, the vertical curve provided, is known as

summit curve

1257 - When each particle of aggregates is thinly coated with cement paste, a heterogeneous solid is formed, which is known as

concrete

1258 - When load is applied on concrete pavement

on the edges, the maximum stress is parallel to the edge of the slab

1259 - When the bituminous surfacing is done on already existing black top road or over existing cement concrete road, the type of treatment to be given is________________?

tack coat

1260 - When the gap of the vehicle changes to a smaller lane then it is called

Forced lane change

1261 - When the speed of traffic flow becomes zero,then_______________?

traffic density attains maximum value whereas traffic volume becomes zero

1262 - When the width of kerb parking space and width of street are limited, generally preferred parking system is________________?

parallel parking

1263 - When two equally important roads cross roughly at right angles, the suitable shape of central island is________________?

circular

1264 - Where there is insufficient time for blasting the alternative method is.

Both cliff gallery and cradle

1265 - Which aggregate produce higher stability of mix?

Sharp sand

1266 - Which bitumen does not need heating?

Cut back

1267 - Which factor doesn't affect the physical deterioration?

Population

1268 - Which is the most flexible type of transportation available?

Roadway

1269 - Which lamps are preferred at intersections?

Sodium-vapour

1270 - Which layer of pavement should withstand stress?

Surface

1271 - Which material can be replaced in concrete for a strong pervious concrete pavement?

Course aggregate

1272 - Which method is recommended by IRC for flexible pavements?

CBR

1273 - Which of the design factors considered in roadway lighting provide all the necessary features?

Luminaire distribution of light

1274 - Which of the following does not affect traffic flow?

Length of the vehicle

1275 - Which of the following equation is correct?

Q=KV

1276 - Which of the following grade of bitumen is harder?

30/40

1277 - Which of the following is a cause of distress in rigid pavement only?

Dowel bars

1278 - Which of the following is a controlled type of pedestrian crossing?

Pedestrian signals

1279 - Which of the following is a physical factor?

Freezing and thawing

1280 - Which of the following is a soft aggregate?

Brick

1281 - Which of the following is considered to be the highest quality construction in the group of black top pavements ?

bituminous concrete

1282 - Which of the following is disadvantage in one way traffic?

More chances of overtaking

1283 - Which of the following is equal to super elevation?

Tanθ

1284 - Which of the following is indicated by a warning sign ?

level crossing

1285 - Which of the following is not a consequence of pedestrian using roadway?

Increase of zebra crossings

1286 - Which of the following is not a requirement for intersection at grade?

Area of conflict should be large

1287 - Which of the following is not a structure constructed for drainage purposes?

Pitot tube

1288 - Which of the following is not an intersection at grade?

Different level intersections

1289 - Which of the following is prepared first during estimate?

Schedule of rates

1290 - Which of the following method is more accurate for traffic analysis?

Automatic count

1291 - Which of the following pavement has greater life?

Cement concrete pavements

1292 - Which of the following premix methods is used for base course ?

bituminous bound macadam

1293 - Which of the following relationship is correct?

Travel speed< running speed

1294 - Which of the following represents a carpet of sand-bitumen mix without coarse aggregates ?

sheet asphalt

1295 - Which of the following represents hardest grade of bitumen ?

30/40

1296 - Which of the following requirement is given most importance in highway design?

Structural

1297 - Which of the following roads are congested during peak hours?

Urban roads

1298 - Which of the following shapes is preferred in a valley curve ?

cubic parabola

1299 - Which of the following tests measures the toughness of road aggregates ?

impact test

1300 - Which of the following types of roads are most preferred for highways?

Bituminous roads

1301 - Which of the pavement is better for highway lighting?

Cement concrete

1302 - Which of the traffic signal method is based on saturation flow?

Webster method

1303 - Which one of the following transportation systems is not used for the conveyance of passengers in India?

pipe lines.

1304 - Which type of aggregates gives good workability?

Round

1305 - Which type of board should be installed if the speed limit is 100kmph?

Large

1306 - Which type of parking facility is convenient for all types of users?

90 degree parking

1307 - Which type of roller is most suitable for soil compaction?

Sheep foot roller

1308 - Which type of soil is suitable for construction of pavement?

Gravel

1309 - Which type of traffic island can be used for reduction of conflict point?

Rotary Island

1310 - While calculating the overtaking sight distance, the height of the object above road surface, is assumed

120 cm

1311 - While calculating the sight distances, the driver's eye above road surface, is assumed

120 cm

1312 - While designing hair pin bends on higways, the minimum

All the above.

1313 - Widening of the roads on curves in hilly region, is done

on the inner side

1314 - Width of a rotary round should be equal to

width of the widest road plus the width of one lane

1315 - Width of the shoulders of carriage way is generally kept

250 cm

1316 - Width of vehicles affects the width of

all the above.

1317 - With increase in speed of the traffic stream, the maximum capacity of the lane________________?

first increases and then decreases after reaching a maximum value at optimum speed

1318 - With increase in speed of the traffic stream, the minimum spacing of vehicles________________?

increases

1319 - Workability of concrete is directly proportional to________________?

grading of the aggregate

1320 - Workability of concrete is inversely pro¬portional to______________?

time of transit

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