RCC Structures Design Questions

• The width of the flange of a T-beam, which may be considered to act effectively with the rib depends upon
• For M 150 mix concrete, according to I.S. specifications, local bond stress, is
• For initial estimate for a beam design, the width is assumed
• Bottom bars under the columns are extended into the interior of the footing slab to a distance greater than
• Design of a two way slab simply supported on edges and having no provision to prevent the corners from lifting, is made by
• If k is wobble correction factor, μ is coefficient of friction between the duct surface and the curve of tendon of radius R, the tension ratio at a distance x from either end, is
• Cantilever retaining walls can safely be used for a height not more than
• According to I.S. : 456 specifications, the safe diagonal tensile stress for M 150 grade concrete, is
• If the permissible compressive stress for a concrete in bending is C kg/m2, the modular ratio is
• The design of a retaining wall assumes that the retained earth
• To ensure that the hogging bending moment at two points of suspension of a pile of length L equals the sagging moment at its centre, the distances of the points of suspension from either end, is
• The depth of the centre of gravity (y) of the resultant compressive stress from the compression edge of the T-beam specified in Q. 13.52 is given by
• If the diameter of longitudinal bars of a square column is 16 mm, the diameter of lateral ties should not be less than
• Distribution of shear intensity over a rectangular section of a beam, follows :
• An R.C.C. beam of 25 cm width and 50 cm effective depth has a clear span of 6 metres and carries a U.D.L. of 3000 kg/m inclusive of its self weight. If the lever arm constant for the section is 0.865, the maximum intensity of shear stress, is
• If the maximum shear stress at the end of a simply supported R.C.C. beam of 6 m effective span is 10 kg/cm2, the share stirrups are provided for a distance x from either end where x is
• The maximum ratio of span to depth of a cantilever slab, is
• The width of the rib of a T-beam, is generally kept between
• The advantage of reinforced concrete, is due to
• In a simply supported slab the minimum spacing of distribution reinforcement, should be four times the effective thickness of the slab or