Q1/ Find the weights of the materials needed to prepare the concrete cubes to perform the compression test at age of 7 days and 28 days, then find the compressive strength if the forces applied to the cube are 15 * 15 * 15 cm as show in the table below? Note: The density of concrete (2400 kg/m3), the percentage of additional concrete is 10% use concrete mix 1:1.5:3? lab applied cude weight concrete compressive strength Required compressive Code load(KN) (kg) density (Мa) strength (Mpa) 7 а-2-1 550 8.25 days а-2-2 538 8.11 21 а-2-3 563 7.99 28 a-2-4 804 8.3 days а-2-5 925 8 30 а-2-6 717 8.22

Q1/ Find the weights of the materials needed to prepare the concrete cubes to perform the compression test at age of 7 days and 28 days, then find the compressive strength if the forces applied to the cube are 15 * 15 * 15 cm as show in the table below? Note: The density of concrete (2400 kg/m3), the percentage of additional concrete is 10% use concrete mix 1:1.5:3? lab applied cude weight concrete compressive strength Required compressive Code load(KN) (kg) density (Мa) strength (Mpa) 7 а-2-1 550 8.25 days а-2-2 538 8.11 21 а-2-3 563 7.99 28 a-2-4 804 8.3 days а-2-5 925 8 30 а-2-6 717 8.22

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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