Bangladesh Council of Scientific and Industrial Research (BCSIR) — Sub Assistant Engineer (Civil)
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সকল বিষয়
Answer all the following questions. Each question carries equal marks
1.
Draw Shear force and Bending Moment Diagram of the Beam shown below,
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2.
Draw a typical stress-strain diagram for mild steel and from this diagram describe its different mechanical properties.
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3.
Draw axial force diagram and find deformation at point
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4.
What are the parameters do we determine from Consolidation test on an undisturbed sample? What are the problems associated with significant uneven settlement of building foundation?
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5.
What is the definition of Super elevation (SE) of roads? Mention the factors on which the super elevation depends?
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6.
Using Portal Method, solve the following frame and draw bending moment diagram
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7.
How the following factors affect the Compressive Strength of Concrete;
a) w/c ratio,
b) Age,
c) Aggregate size?
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8.
What are the various types of cracks in concrete? What are the remedies to prevent crack in Concrete structure?
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9.
What quality controls checks are performed after concrete production? Why are they necessary?
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10.
What type of cements are available in Bangladesh? In Coastal region, what type of cement will you use for foundation construction and why?
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11.
Calculate the total earthwork required to build a road embankment with dimensions 100 meters in length, 8 meters in top width, side slope of 1:1 and a height of 2 meters.
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12.
What is Rainwater harvesting? What are the benefits of Rainwater harvesting?
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13.
Explain the concept of traffic volume, density, and speed in transportation engineering. and how these factors influence road design and capacity.
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14.
What is the difference between 60 grade and 72 grade steel? Which type of steel is recommended for Buildings construction in Sylhet and why?
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15.
What is the difference between Sylhet sand and river sand? Mention their approximate Fineness Modulus values and typical use in construction industry.
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16.
Solve for the deflection of a cantilever beam with a uniformly distributed load of 4 kN/m
and a length of 4 meters.