Precast Concrete Curtain (PCC)wall Panels Are Non- Load- Bearing Elements

question 22

Essay

Precast concrete curtain (PCC)wall panels are non- load- bearing elements. Yet the concrete used in them is of higher strength (generally 5,000 psi)than that used in the structural frame of the building (general 4,000 psi). Explain why that is so.

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Definitions:

Expression

A combination of numbers, variables, operators, and sometimes parentheses that represents a quantity or a relationship.

Calculator

An electronic device or software program used for performing mathematical calculations.

Real Number

A numerical representation of a quantity on a continuous spectrum, encompassing all rational and irrational numbers.

Radical Expression

An algebraic expression that contains a square root, cube root, or any other higher root.