In comparison between using prestressed concrete or using regular reinforced concrete for long spans in bridges, which statement is incorrect? Why? Explain your answer in the detailed solution.

Q: For a given strength (f'c), other than cost/availability, what is a structural-related disadvantage…

A: This question is related to the Concrete Technology from the civil engineering.In this question ask…

Q: Which strain and stress profiles shown in the figure below best represent a reinforced concrete…

A: To explain the nature of diagrams in strain and stress conditions for a reinforced concrete in…

Q: A short plain concrete column with dimensions of 300 mm X300 mm X 900 mm is to be constructed. If…

A: Given data in question  Dimensions of short column Stress Factor of safety To find out  Maximum load…

Q: Can grout replace concrete in normal structure?

A: The grout is the mixture of cement, water and sand. The main purposes of grouting are pasting tiles,…

Q: What are the advantages of incorporating distributed steel fibres into standard concrete?

A: Advantages:-  The Reinforcing concrete with incorporating the distributed Steel fibres will provide…

Q: Compare and contrast the differences between non-pre-stressed structural units versus pre-tensioned…

A: Non-pre-stressed units:- In engineering, reinforced concrete is a composite. By including…

Q: For long spans in bridges, using prestressed concrete is usually more suitable than regular…

A: Prestressed concrete is the special form of concrete which is prestressed during its manufacturing…

Q: If we wanted to determine the flexural strength of concrete, what shape should the specimens have?

A: Flexural strength of concrete is very essential for beam structures.  The main purpose of the beam…

Pricing Concrete Work

The concrete work in a project usually holds a high-end cost in terms of cost and value of the work. It becomes an important step in calculating the cost associated with concrete while preparing the project scale. The cost of making concrete depends on the cost of building materials, mixed materials, labor, and machinery. A concrete contractor builds structures from concrete, usually managing all the steps of the process from assembling ingredients to building a holding structure and preparing the mixture. This person or team oversees the delivery and unloading of goods to ensure that they are done properly. Nowadays, most of the concrete in the United States comes from manufacturers working abroad, usually with branches and plants within the provinces. Contributions can range from pre-mixed concrete to basic ingredients, the consumer company then mixes it. Many American-based concrete companies, however, offer concrete products, such as ballads, bricks, countertop, concrete pipe, and building products, as well as concrete construction and installation materials. This article covers both types of suppliers for this set of building materials.