The slenderness ratio of single angle discontinuous struts conmected by a single rivet or bolt, shall not exceed
For the stability of a structural part, the weight or anchorage should be
The cover to the main reinforced may be reduced up to one third of the specified cover but not less than
The reinforcing bars in beams are not bundled in contact if the diameter of the bars, exceeds
In adverse circumtances, the reinforced concrete member immersed in sea water or subjected to sea spray, the maximum permissible cover for the reinforcing bars, should not exceed
The minimum pitch i.e., the distance between centres of rivet holes is not less than
Moist curing of the exposed surfaces of concrete is done at least for
The test strength of the sample is taken as the average of the strength of
The creep coefficient i.e. the ratio of ultimate creep and elastic strain after
The over all depth of a solid slab iscm and effective depth iscm. The horizontal distance between parallel main reinforcement should not be more than
The maximum compressive strength oncm cubes of Mgrade concrete at 7 days, should be a minimum of
The minimum diameter of longitudinal reinforcement of a column should not be less than
For spans uptom, the safe span to depth ratio for
For the reinforced concrete member totally immersed in sea water, the normal cover provided for the reinforcing bars is further increased by
Dispersion of load through the flange to web is considered as dispersed uniformly at an angle θ° is
Pick up the incorrect statement from the following:
The maximum deflection of a structure should not normally exceed lesser of the span/or
For rolled I-beams and channels, permissible tensile and compressive stresses does not exceed
The ratio of minimum compressive strength oncm cubes prepared with the concrete of Mgrade and Mgrade, at 7 days should be at least
The reduced level of third floor of a building near a column is 205.m. The reduced levels of the undersides of four beams supporting the fourth floor framing into the column mutually perpendicular are 208.m, 208.m, 208.m and 208.m. The supported length of the column is
The concrete may be accepted if the average equivalent cube strength of the cores, is at leastof the cube strength of the concrete grade at the specified age and no individual core possesses strength less than
For all practical purposes, the modulus of elasticity of steel is assumed
The angle of inclination of the lacing bars with axis of the member is kept between
Moist sand may contain surface water by mass upto
Removal of props under
For concreting of heavily reinforced sections without vibration, the workability of concrete should be
The effective and actual lengths of a cantilever are same if continuous at the support,
If the dimensions of a rectangular section of a short column arecm xcm, its unsupported length should be restricted to
The grade of concrete generally not used in the reinforced concrete, is
If the ratio of effective span to overall depth of a simply supported beam is equal or greater than 1 but less than or equal tothe lever arm, is
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