A half-block concrete masonry unit is tested for compressive strength. Theoutside dimensions of the specimen are 190 mm X 190 mm X 190 mm.The cross section is a hollow square with a wall thickness of 25 mm. Theload is applied perpendicular to the hollow cross section and the maximum load is 225 kN.a. Determine the gross area compressive strength.b. Determine the net area compressive strength.

Structural Analysis
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Chapter2: Loads On Structures
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A half-block concrete masonry unit is tested for compressive strength. The
outside dimensions of the specimen are 190 mm X 190 mm X 190 mm.
The cross section is a hollow square with a wall thickness of 25 mm. The
load is applied perpendicular to the hollow cross section and the maximum load is 225 kN.
a. Determine the gross area compressive strength.
b. Determine the net area compressive strength.

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