27252. 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
27253. For Indian conditions, the water bound macadam roads, are suitable if daily traffic does not exceed
27254. If 3×4=25, 5×6=61, 6×7=85 then 9×10=?
27255. For maximum strength and durability minimum percentage of cement, by weight is
27256. Camber in pavements is provided by
27257. The minimum design speed of various types of highways in plain terrain is the same as the ruling design speed of
27258. Passing zones are generally not provided on
27259. The normal road width of National and State highways
27260. The extra widening of pavements recommended by Indian Roads Congress for hill roads having radius 150 metres, is
27261. The steepest gradient permitted on roads which, in ordinary conditions, does not exceed, is known
27262. For night travel, the length of a valley curve should be such that the head light beam distance is the same as
27263. Stability of hill slopes depends upon
27264. Selection of the routes, of highways depends upon
27265. The first stage of deciding the alignment of a hill road, is
27266. While designing hair pin bends on higways, the minimum
27267. Pick up the wrong statement.Annealing results in:
27268. Cement grouted pavement is classified as
27269. Intermediate catch water drains are provided only, if
27270. Case hardening is the only method suitable for hardening:
27271. Floating gradients are generally provided
27272. Raising of outer edge of a road with respect to inner edge, is known
27273. Width of the shoulders of carriage way is generally kept
27274. Who is the first winner of Shilling Wall Tribute Award?
27275. The inventor of road making as a building science, was
27276. Use correct prepositions wherever necessary. He was absent ......... the class .?
27277. Area of steel required per metre width of pavement for a length of 20 m for design wheel load 6300 kg and permissible stress in steel 1400 kg/cm2, is
27278. Design of horizontal curves on highways, is based on
27279. If no super elevation is provided on a road along curves, pot holes may develop at
27280. Enoscope is used to determine
27281. The width of road pavements, depends upon
27282. The best instrument used to measure e.m.f of a cell is?
27283. The minimum vertical clearance of overhanging cliffs or any other structure above the surface of a hill road, should be
27284. Speed regulations on roads is decided on the basis of
27285. Reconnaissance is best done with the help of
27286. The usual width of side drains along Highways in hilly region, is
27287. Normal formation width of a hill road for one-way traffic, is
27288. The most commonly adopted method to provide super-elevation on roads, is by pivoting the road surface about
27289. Minimum thickness of the base of a flexible pavement, is
27290. One-way streets are generally provided in crowded cities as, these
27291. The perpendicular offset from the tan-get to the central point of the circular curve, is
27292. An Executive Engineer of roads, executes works under direct control of
27293. Newly constructed pavement with ordinary Portland cement attains its working strength after
27294. Curves in the same direction separated by short tangents, are called
27295. When an up gradient of a highway meets a downgrade, the vertical curve provided, is known as
27296. 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
27297. The highest peak in Kerala, Anamudi is situated in which Taluk?
27298. The wall constructed for the stability of a back filling portion of a road on the down hill side, is known as
27299. 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
27300. If the rate of change of grade permitted along a vertical curve is r and total change of grade is g%, the length L of the curve to be provided, is