Structural Design Specifications Questions

• In the formula a + bk for the calculation of the net effective section of single angles in tension connected by one leg only, the value of k, is
• If the slenderness ratio of a column is more than 160, the compressive stress obtained by the secant formula is multiplied by a factor in which value of x is
• The distance between, rivet line and the nearest edge of a joint not exposed to weather, is taken (where t is thickness in mm of the thinner outside plate).
• The minimum compressive strength on 15 cm cubes of M 30 grade concrete at 7 days, should be a minimum of
• If D is the overall thickness of the slab, the diameter of the reinforcing bars should not exceed
• The minimum pitch i.e., the distance between centres of rivet holes is not less than
• The value of fbct in the formula for calculating the thickness of a Rectangular base, according to IS : 800-1982, is
• For heavily reinforced concrete member, the nominal maximum size of the aggregates should be restricted to
• The concrete is deemed not to comply with the strength requirements if the strength is less than the greater of
• In case of continuous beams, the distance between the points of zero moment, may be obtained as (where l is the effective span).
• If a column is subjected to dead load and super imposed load only, the maximum ratio should not be greater than
• The creep coefficient i.e. the ratio of ultimate creep and elastic strain after
• The maximum deflection of a structure should not normally exceed lesser of the span/350 or
• The depth 'd' of webs without horizontal stiffeners and consisting of tongue plates is taken lesser than the depth of the girder between the flanges less the sum of the depth of the tongue plates, and
• The maximum area of compression reinforcement in a beam of cross section B x D is limited to
• Pick up the correct statement regarding columns.
• The outstand of stiffeners should be (where t is the thickness of flat).
• For battened struts, the effective length is increased by
• The area of the concrete in compression plus the area of reinforcement transferred on the basis of modular ratio, is called
• The maximum compressive strength on 15 cm cubes of M 20 grade concrete at 7 days, should be a minimum of