1. Concrete Hollow Block 200mm H x 400mm L x 150mm thk. per piece and Laying 8 layers x 4.5 meters excluding the doorway, is reinforced with 10mm diameter steel bars at every 3 layers horizontally and 0.80 meters on center spacing for vertical bars. a) What is the total area of the CHB installed or laid? A=? in square meters A = 7.20m3 b) How many blocks are required? N=? pieces Provide Wastage Factor = 3% N = 93 pcs c) How much mortar or grout is required in CHB laying? In cubic meters Answer: 0.5562 m3 d) How many bags of cement is needed if Class B Mixture is required? WF=3% Answer: 7 bags
1. Concrete Hollow Block 200mm H x 400mm L x 150mm thk. per piece and Laying 8 layers x 4.5 meters excluding the doorway, is reinforced with 10mm diameter steel bars at every 3 layers horizontally and 0.80 meters on center spacing for vertical bars. a) What is the total area of the CHB installed or laid? A=? in square meters A = 7.20m3 b) How many blocks are required? N=? pieces Provide Wastage Factor = 3% N = 93 pcs c) How much mortar or grout is required in CHB laying? In cubic meters Answer: 0.5562 m3 d) How many bags of cement is needed if Class B Mixture is required? WF=3% Answer: 7 bags
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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1. Concrete Hollow Block 200mm H x 400mm L x 150mm thk. per piece and Laying 8 layers x 4.5 meters excluding the doorway, is reinforced with 10mm diameter steel bars at every 3 layers horizontally and 0.80 meters on center spacing for vertical bars. a) What is the total area of the CHB installed or laid? A=? in square meters A = 7.20m3 b) How many blocks are required? N=? pieces Provide Wastage Factor = 3% N = 93 pcs c) How much mortar or grout is required in CHB laying? In cubic meters Answer: 0.5562 m3 d) How many bags of cement is needed if Class B Mixture is required? WF=3% Answer: 7 bags Answers are already given, solutions are needed.
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