Which type of pavement is required least initial cost in its construction?

The result revealed that the initial cost of Rigid pavement is the highest followed by the initial cost of Rigid pavement with 15\% CBA while flexible Pavement has the lowest initial cost.

Which material is not used for the construction of roads?

Petrol is not used directly in highway construction, but by-product like bitumen is used. Stone, dust and soil may be used in subgrade and base.

What is the most common waste material used in road construction?

The economics of using glass in embankments depend on the local conditions. The results of our questionnaire survey indicate that reclaimed paving materials are the most widely used waste products by the United States highway industry.

Which type of soil is suitable for the construction of pavement?

Explanation: Gravel is the most suitable type of soil for pavement construction; replaced soils are mostly filled by gravel.

Which type of pavement is required last initial cost in its construction?

Flexible pavement- It transmits load to the subgrade through a combination of layers. Flexible pavement distributes load over a relatively smaller area of the subgrade beneath. The initial installation cost of a flexible pavement is quite low which is why this type of pavement is more commonly seen universally.

What is initial cost construction?

A project’s initial costs are those that are incurred during the design and construction process. They can include any of the following: Planning, preliminary engineering, and project design. Construction costs, including improvements to existing facilities. …

What are the materials used in pavement construction?

Materials Used for the Construction of Roads: Methods, Process, Layers and Road Pavement

• Soil: Soils can be studied effectively if they are classified according to certain principles into a definite system.
• Stone Aggregates:
• Bituminous Materials:
• Cement, Cement Mortar and Cement Concrete:

What is waste in building construction?

Construction wastes are obtained during the building process or after demolition. Different types of materials such as bricks, concrete, mortar, wood, steel rebar, insulation material, electrical wiring, plastic materials, glass, iron plate, tile, sanitary pieces, etc. which can be unused or damaged.

Which of the following soil is suitable for subgrade in the pavement construction?

so black cotton soil is perfect for pavement but due to swelling characteristics, red soil is more suitable.

Which footing is used in load bearing construction?

Wall footing
Explanation: Wall footing or strip footing is a continuous strip of concrete that serves to spread weight of load bearing wall. 3.

What does it mean by initial cost?

Initial cost means the required cost necessary to construct or renovate a facility.