Q2: What are the different types of loads?

Q2: What are the different types of loads?
A2: Different types of loads are given the below table
Types of loads
Examples
Dead loads
Suspended ceiling, floor covering, partitions – these are all permanent
Live loads
Furniture, occupants of building, equipments these are not permanent
Wind Loads
Pressure on exterior of a building
Snow loads
Differs with geographical location and drift
Earthquake loads
Horizontal forces causing ground motions
Other loads
Soil and hydrostatic pressure
Q3: What is steel and its properties?
A3: An alloy of primary iron, carbon and a small amount of other components like nickel, manganese etc is called Steel. Though carbon contributes to its strength, it reduces ductility of the steel. Properties of steel are

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Ultimate stress
Yield stress
Percent elongation
Coefficient of thermal expansion
Modulus of elasticity
Q4: What is structural steel and its types?
A4: A material utilized for steel construction that is formed with a particular shape following specific standards of chemical composition and strength is known as Structural Steel. They are also called hot rolled products. There is a high demand for structural steel for construction purposes these days. Types of structural steel are Steel beams, steel channels, steel angle, steel flats.
Q5: What are advantages and disadvantages of structural steel?
A5: Advantages and disadvantages of Structural Steel are
Advantages
Disadvantages
Great strength, lightweight, easy of use, uniformity
Buckling
Elasticity
Maintenance cost
Toughness
Fire proofing cost
Ductility
Fatigue
Additions to existing structures
Brittle fracture
Q6: What is a bolt?
A6: A metal pin with two ends where head is atone end and a shank threaded at the other end to receive a nut. Steel washers provided under nut as well as bolt serve mainly two purposes,
To prevent the threaded portion from bearing on connecting pieces
To equally distribute the clamping pressure on the bolted member