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Question
What are major advantages of using top-down approach in basement construction?
Answer The main advantages of top-down approach are listed below- (i) Structures above ground are able to be carried out simultaneously with structures below ground. This really reduces time for construction.
(ii) By using this approach, settlement can be summarized. While permanent columns and slabs are able to be utilized to hold up loadings during construction, it saves price of formwork.
Determine the moment of inertia with respect to the x axis for the shaded area shown (Figure 2) . The dimension is a = 2.00m
tupes of dam
Tensile stresses It has been possible to introduce tensile stresses of upto 850 N/mm 2 in tendons with the use of this method. But the method is not suited in situations where
Statically indeterminate structures a. Fall into two categories: 1. Beam problems with additional supports/restraints 2. Axial bar members subjected to temperature/forc
Determine the meaning of Prestressed Concrete It is a type of concrete in which permanent internal stresses of a suitable nature, magnitude and distribution are intentionally
Q. Explain Flash Butt welding? In this process the ends of two rails are kept at fixed distance apart and a mould (designed to suit the rail section ) is fitted on. The rail en
Grouted or Penetration Macadam:
Distortion energy theory: Let us now consider the solid shown in Figure. (a) By inspection we may see that the solid is safe according to principal stress theor
Question-What are three key types of r einforcement used in pre stressing ? Answer- (i) Spalling reinforcement - Spalling stresses are established behind loaded
Sometimes side of concrete bridges is observed to turn black in colour . What is the main reason being for the phenomenon ?
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