What are the general differences between mechanical weathering and chemical weathering?

Q: Show the difference between physical weathering & chemical weathering ?

A: The weathering of rocks are classified into two types, they are Physical weathering, and Chemical…

Q: What types of cladding are typically used for multistory buildings?

A: Solution: A non-load-bearing exterior wall that encloses a building is known as cladding. The…

Q: Which of the following is true about hollow clay tile (terra cotta) masonry block? they can provide…

A: Which of the following is true about hollow clay tile (terra cotta) masonry block is-

Q: Explain the various losses in prestressing ?

A: Solution: Pre-stress loss is the decrease of initial applied prestresses to an effective value. We…

Q: What are the benefits of adding admixtures such as water reducers and air-entraining agents to…

A: Water reducers, as the name suggests, decrease the amount of water needed in the concrete mixture…

Q: What are the different ways concrete masonry units are cured?

A: There are two basic ways of curing concrete masonary - 1) using low pressure steam kiln 2) by…

Q: Describe the many kinds of solid sealant materials used in the building of curtain walls

A: Curtain walls: The nonstructural wall is supposed to carry only their self-weight is known as…

Q: $3.7 For the frame shown in Figure S3.7, determine the support reactions and draw the shear force…

A: ∑M1=020×8 + 10×822 - V3×8=0V3=60 kips∑V=0V1+V3=10×8V1+60 =10×8V1=20 kips ↑∑H=020-H1=0H1=20 kips ←

Q: How can you keep prepared mortar from having excessive moisture loss?

A: Preparation of mortar having excessive moisture loss:

Q: How does acoustical plaster differ from standard gypsum plaster?

A: Acoustical plaster : Acoustic plaster is plaster which contains fibers or aggregates so that it…

Q: When should a modification in the consistency of the fresh concrete be made?

A: Fresh concrete is concrete that has recently been mixed, with a consistency that makes it easy to…

Q: How does runing water cause abrasion?

A: Answer : Running water can cause abrasion by the movement of sediment and debris carried by the…

Q: What should you do with mortar that becomes stiff from hydration while waiting for use?

A: Mortar is mixture of sand ,cement and water. With time mortar uses the water for hydration purpose…

Q: Why are tapes sometimes used with sealants in joints?

A: For complete installation of sealants ,backup materials are required . Sealant's  depth is…

Q: What will prevent bitumen from adhering to a concrete wall?

A: Bitumen is naturally occurring substance .  As well as Bitumen is obtained as residue after…

Q: 1. 820 g sample of sand was found to have the following amounts retained on each sieve. 630 μm 315…

A: Given- A sieve analysis is performed on sample of sand having total weight of 820g. After performing…

Q: Describe the types of solid sealant materials used in curtain wall construction?

A: Solid sealant materials used for curtain wall construction include preformed tapes and gaskets. 1)…

Q: Why are pilaster forms measured separately from wall forms when the concrete in walls and pilasters…

A: The extent of wall and the appearance of supporting column in the classical architecture is termed…