(A) Give reasons:Very early strength of concrete increases if temperature during placing andsetting is increased. This is not the case for concrete strength after 7 days.(B) / Explain the following curve (use your own words (DO NOT COPYFROM THE LECTURE & DO NOT COPY FROM OTHER RESOURCES)).7010000Age atTest:60Ponded8000Hessian28days6000PondedHessian4000Pondeddays20Hessian20001day100320-36040044Water/Cement RotioCompressive Strength

Note: Hi! Thank you for the question as per the honour code, we’ll answer the first question since…

(A) Give reasons: Very early strength of concrete increases if temperature during placing and setting is increased. This is not the case for concrete strength after 7 days. (B) / Explain the following curve (use your own words (DO NOT COPYy FROM THE LECTURE & DO NOT COPY FROM OTHER RESOURCES). 70 10000 Age at Test: 60 Ponded 8000 28 days 6000 Hessian 40 Ponded Hessian 30 4000 3 Ponded days 20 Hessian 2000 1day 10 Compressive Strength- MPa

(A) Give reasons: Very early strength of concrete increases if temperature during placing and setting is increased. This is not the case for concrete strength after 7 days. (B) / Explain the following curve (use your own words (DO NOT COPYy FROM THE LECTURE & DO NOT COPY FROM OTHER RESOURCES). 70 10000 Age at Test: 60 Ponded 8000 28 days 6000 Hessian 40 Ponded Hessian 30 4000 3 Ponded days 20 Hessian 2000 1day 10 Compressive Strength- MPa

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

A. Given properties of cement, sand and gravel is presented in the table below: Specific Density, Materials Gravity, kg/m3 Gs Cement 3.22 1510 Sand 2.75 1688 Gravel 2.58 1529 Solve for the number of bags, volume of sand, gravel and water for a 35m³ of concrete. B. Cement having a specific gravity of 3.35 and aggregates having a specific gravity of 2.65 and 2.67 for sand and gravel, respectively. Compute for the mass required for cement, sand, gravel and water. 3. Use 25 L of water and 1:2:4 design mix for problems 2A and 2B.
express your answers in the nearest three decimal numbers refer to MM = 08 and DD = 26
The question is in the picture. Help please, thanks
Table shows the grain size distributions of aggregates A, and B. Answer the following questions and show all calculations: What are the maximum sizes of aggregates A and B?
Compare materials quantity for M30 grade of concrete?
Don't attempt if u are not doing all questions All questions are the subpart I need all 6 answer If u skip any question I will dislike If u do all questions 100% I will give like thank you
Show your solution and All answers must be in STORED VALUES and your final answers must be in four decimal places. Box the final answer.
2. A sample of fine aggregate weighs 501.2 g when SSD and 491.6 g when OD. The flask weighs 540.6 g when filled with water and 843.1 g when filled with the aggregate sample and water. Calculate the bulk specific gravity, apparent specific gravity and percent absorption.
What is the w/cm for the following 1 m3 batch of concrete? Express your answer with 2 decimal places. Material Batch mass, kg Cement 250 Pozzolan 84 Fine aggregate (absorption 0.8%. moisture content, 4%) Coarse aggregate (absorption 0.4%. moisture content 1.5%) Water added to the batch mix 623 1177 116
SECTION A Answer ALL Questions Physical and mechanical properties of civil engineering materials, their behaviour and characteristics in design and construction works. Answer below questions using your own words and understanding. (a) (i) Design a concrete mix for the following given data: A mean 28-day compressive strength (measured on standard cubes) of 45 MPa Slump = 40 mm, Uncrushed aggregate with maximum size of 20 mm Specific gravity of aggregate = 2.64 Fine aggregate passes through the 600 µm sieve = 48% No air entrainment required, ordinary Portland cement to be used. [Use supplied charts and table to get required values]
Concrete Technology// Practical parts: Please , keep the answers to the questions as short and meaningful as possible , thank you very much.
You are given a result of the gradation test of aggregate, calculate and plot the gradation curve on the given semilog graph shee