Description : For the construction of cement concrete floor, the maximum permissible size of aggregate, is (A) 4 mm (B) 6 mm (C) 8 mm (D) 10 mm
Last Answer : Answer: Option D
Description : The percentage of the aggregate of F.M. 2.6 to be combined with coarse aggregate of F.M. 6.8 for obtaining the aggregates of F.M. 5.4, is (A) 30 % (B) 40 % (C) 50 % (D) 60 %
Last Answer : (C) 50 %
Description : Which one of the following rollers is suitable for soil-cement stabilized road construction? (a) Vibratory roller (b) Sheepfoot roller (c) Pneumatic roller (d) Smooth wheel roller
Last Answer : (c) Pneumatic roller
Description : Log Angles machine is used to test the aggregate for (A) Crushing strength (B) Impact value (C) Abrasion resistance (D) Water absorption
Last Answer : Answer: Option C
Description : Pick up the correct statement from the following: (A) A highly absorptive aggregate reduces the workability of concrete considerably (B) The specific gravity of aggregate is important for the determination ... and porosity of an aggregate influence the property of the concrete (D) All the above
Description : Accordingly to IS: 383-1970, a good aggregate for concrete construction should be (a) Chemically inert (b) Sufficiently strong (c)Sufficiently hard and durable (d) All the above
Last Answer : (d) All the above
Description : If aggregate impact value is 20 to 30 percent, then it is classified as (A) Exceptionally strong (B) Strong (C) Satisfactory for road surfacing (D) Unsuitable for road surfacing
Description : The aggregate impact value of the aggregate used in (A) Building concrete is less than 45 (B) Road pavement concrete is less than 30 (C) Runway concrete is less than 30 (D) All the above
Description : The type of aggregates not suitable for high strength concrete and for pavements subjected to tension, is (A) Rounded aggregate (B) Irregular aggregate (C) Angular aggregate (D) Flaky aggregat
Last Answer : Answer: Option A
Description : The fineness modulus of fine aggregate is in the range of (A) 2.0 to 3.5 (B) 3.5 to 5.0 (C) 5.0 to 7.0 (D) 6.0 to 8.5
Last Answer : (A) 2.0 to 3.5
Description : If 20 kg of coarse aggregate is sieved through 80 mm, 40 mm, 20 mm, 10 mm, 4.75 mm, 2.36 mm, 1.18 mm, 600 micron, 300 micron and 150 micron standard sieves and the weights retained are 0 kg, 2 kg, 8 kg, ... , the fineness modulus of the aggregate, is (A) 7.30 (B) 7.35 (C) 7.40 (D) 7.45
Description : According to IS: 4561978, the maximum reinforcement in a column is (A) 2 % (B) 4 % (C) 6 % (D) 8 %
Description : Pick up the correct statement from the following: (A) The maximum size of a coarse aggregate, is 75 mm and minimum 4.75 mm (B) The maximum size of the fine aggregate, is 4.75 mm and minimum 0.075 mm ( ... having particles of size varying from 0.06 mm to 0.002 mm, is known as silt (D) All the ab
Description : In a liquid limit test, the moisture content at 10 blows was 70% and that at 100 blows was 20%. The liquid limit of the soil, is (A) 35 % (B) 50 % (C) 65 % (D) None of these
Description : The practical limit of moisture content achieved in air drying of timber is (A) 5 % (B) 15 % (C) 25 % (D) 35 %
Last Answer : Answer: Option B
Description : A contractor wishes to determine a suitable combination of manual labour and machine work for the excavation of a multistory construction. For every cum of excavation, 3 man-hours are needed; or 0.2 machine-hour. Costs ... total cost will be (a) 1500 cum (b) 1800 cum (c) 2250 cum (d) 2500 cum
Last Answer : (d) 2500 cum
Description : Maximum super-elevation on hill roads should not exceed (A) 5 % (B) 7 % (C) 8 % (D) 10 %
Description : In designing concrete structures, normally maximum aggregate sizes are adopted with ranges from 10mm to 20mm. Does an increase of maximum aggregate size benefit the structures?
Last Answer : To answer this question, let's consider an example of a cube. The surface area to volume ratio of a cube is 6/b where b is the length of the cube. This implies that ... requirement can offset the disadvantages brought about by discontinuities as suggested by Longman Scientific and Technical (1987).
Description : The risk of segregation is more for (A) Wetter mix (B) Larger proportion of maximum size aggregate (C) Coarser grading (D) All the above
Description : If the engineer-in-charge approves, the 10 cm cubes may be used for the work test of concrete provided maximum nominal size of aggregate, does not exceed (A) 10 cm (B) 15 cm (C) 20 cm (D) 25 cm
Description : The maximum quantity of aggregate per 50kg of cement should not axceed. (a) 100kg (b) 200kg (c) 350kg (d) 450kg
Last Answer : (d) 450kg
Description : Which of the following statement is correct (a) The maximum size of coarse aggregate should not exceed one fourth of the minimum dimension of the plain concrete member. (b) The maximum size of coarse ... aggregates of 40mm, 20mm and 10mm sizes are commonly used for concrete works (d) All the above
Description : The Minimum bar spacing should not be less than [ A ] Diameter of the largest bar [ B ] Maximum size of aggregate [ C ] Greater of diameter of the largest bar and maximum size of aggregate [ D ] Greater of diameter of the largest bar and maximum size of aggregate plus 5 mm
Last Answer : [ D ] Greater of diameter of the largest bar and maximum size of aggregate plus 5 mm
Description : As per IS: 456-2000, the maximum size of aggregate is [ A ] 1/4 of maximum thickness of member [ B ] 1/4 of minimum thickness of member [ C ] 1/5 of maximum thickness of member [ D ] 1/5 of minimum thickness of member
Last Answer : [ B ] 1/4 of minimum thickness of member
Description : Bulking of sand is maximum if moisture content is about (A) 2 % (B) 4 % (C) 6 % (D) 10 %
Description : Select the correct statement. (A) Quantity of binder required for tack coat is less than that required for prime coat (B) Prime coat treatment is given for plugging the voids in water ... the final coat over certain previous bituminous pavements (D) A bitumen primer is a high viscosity cutback
Description : The maximum area of tension reinforcement in beams shall not exceed (A) 0.15 % (B) 1.5 % (C) 4 % (D) 1 %
Description : The road foundation for modern highways construction, was developed by (A) Tresguet (B) Telford (C) Tresguet and Telford simultaneously (D) Telford and Macadam simultaneously
Description : The ductility value of bitumen for suitability in road construction should not be less than (A) 30 cm (B) 40 cm (C) 50 cm (D) 60 cm
Description : Pick up the correct statement from the following: (A) Acid test is done to find out the weathering quality of stones (B) Attrition test is done to find out the rate of wear of stones which are used ... (C) Crushing test is done to find out the compressive strength of the stone (D) All the above
Description : Rapid hardening cement is used (a) Where high early strength is desired (b) Where form work is to be removed as early as possible (c) For construction of road pavements. (d) All of the above
Last Answer : (d) All of the above
Description : The concentration (weight %) of nitric acid produced by the oxidation of ammonia and absorption of nitrogen oxides with water is about __________ percent. (A) 60 (B) 30 (C) 95 (D) 100
Last Answer : (A) 60
Description : An aggregate is said to be flaky, if its least dimension is less than (A) 2/3 mean dimension (B) 3/4 mean dimension (C) 3/5 mean dimension (D) 5/8 mean dimension
Last Answer : (C) 3/5 mean dimension
Description : An aggregate is said to be flaky, if its least dimension is less than [ A ] 2/3 mean dimension [ B ] 3/4 mean dimension [ C ] 3/5 mean dimension [ D ] 5/8 mean dimension
Last Answer : [ C ] 3/5 mean dimension
Description : Pick up the correct statement from the following: (A) English bond is used for brick masonry to support heavy loads (B) Double-Flemish bond is suitable for brick masonry to give uniform face ... The stretcher bond is used for the construction of half brick masonry brick (D) All the above
Description : A well seasoned timber may contain moisture up to (A) 4 to 6 % (B) 6 to 8 % (C) 8 to 10 % (D) 10 to 12 %
Description : The ratio of differenct ingredients (cement, sand and aggregate) in concrete mix of grade M20 is. (a) 1:1:2 (b) 1:1.5:2 (c) 1:2:4 (d) 1:3:6
Last Answer : (b) 1:1.5:2
Description : Iron absorption from a mixed diet is about (A) 1–5 % (B) 5–10 % (C) 20–25 % (D) 25–50 %
Last Answer : Answer : B
Description : Road width 8.8 m of two lane National highways or State highways in mountainous terrain (A) Excludes the width of parapet (0.6 m) (B) Excludes the width of side drain (0.6 m) (C) Excludes the width of parapet and side drain (D) Includes the width of parapet and side drain
Description : A compacted soil sample using 10% moisture content has a weight of 200 g and mass unit weight of 2.0 g/cm3 . If the specific gravity of soil particles and water are 2.7 and 1.0, the degree of saturation of the soil is (A) 11.1 % (B) 55.6 % (C) 69.6 % (D) None of these
Last Answer : (B) 55.6 %
Description : A soil has a bulk density of 22 kN/m3 and water content 10 %. The dry density of soil is (A) 18.6 kN/m3 (B) 20.0 kN/m3 (C) 22.0 kN/m3 (D) 23.2 kN/m3
Last Answer : (B) 20.0 kN/m3
Description : The void ratio of (A) Single size coarse aggregate is roughly 0.45 (B) Graded coarse aggregate is roughly 0.040 (C) Fine aggregate is roughly 0.45 (D) All the above
Description : The minimum particle size of fine aggregate is (a) 0.0075mm (b) 0.075mm (c)0.75mm (d)0.95m
Last Answer : (b) 0.075mm
Description : A partially saturated sample of soil has a unit weight of 2.0 g/cm3 and specific gravity of soil particles is 2.6. If the moisture content in the soil is 20%, the degree of saturation is (A) 20 % (B) 77 % (C) 92 % (D) None of these
Description : Rapid gravity filters can remove bacterial impurities up to a maximum of (A) 50 % (B) 60 % (C) 70 % (D) 80 %
Last Answer : (D) 80 %
Description : The maximum hourly consumption, is generally taken as (A) 110 % (B) 120 % (C) 140 % (D) 150 %
Last Answer : (D) 150 %
Description : The maximum efficiency of transmission through a pipe is (A) 50 % (B) 56.7 % C) 66.67 % (D) 76.66 %
Description : For maximum strength and durability minimum percentage of cement, by weight is (A) 15 % (B) 20 % (C) 25 % (D) 30 %
Description : The maximum allowable Los Angeles abrasion value for high quality surface course is (A) 10 % (B) 20 % (C) 30 % (D) 45 %
Description : Mark the incorrect option Limit of death claim benefit under non medical scheme is if death occurs within a) 1 year 35%of sum assured a/w accrued bonus b) 2 years 60% of sum assured a/w accrued bonus ... a/w accrued bonus Ans:d ( It is desirable to opt for policy medical scheme to get full benefit)
Last Answer : d) 4 years 100 % of sum assured a/w accrued bonus Ans:d ( It is desirable to opt for policy medical scheme to get full benefit)