(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

Estimate the total amount of cost for concrete works (class “B”) based from the following given: 10-pcs of F1 (1.2m x 1.2m x 0.3 m) 10-pcs of C1 (0.3 m x 0.3 m x 4.1 m) Floor area of 100mm thk slab-on-grade = 53 sq.m The cost of cement (40kg per bag) = 210 per bag. The cost of sand is 710 per cubic meter. The cost of gravel is 1900 per cubic meter.
Concrete=c35 S42055075011530040 ConcreteSteelh(mm)b(mm)hf(mm)bw(mm)d'(mm)TopBottom Steel=S420 h(mm)=550 b(mm)=750 hf(mm)=115 bw(mm)=300 d'(mm)=40 Top=4 Φ28 Bottom=4 Φ28
Q#1. Define Durability? Explain the physical and chemical causes of inadequate durability. (CLO2) a: Write the names of different Types of Concrete Blocks or Concrete Masonry Units? Draw sketches of different concrete blocks which are used in Civil Engineering Projects? (CLO1) b: Explain different types of concrete. Write the practical applications of Roller compacted concrete, Porous concrete and Shotcrete concrete? (CLO1)
Notice: This is only for REVIEW PURPOSES, this is NOT GRADED. A 100 block is in equilibrium. What is the magnitude of the frictional force between this block and the surface? Given: Us = 0.3 2 lb Options: A. 0 lb B. 1 lb C. 2 lb D. 3 lb E. Othe answer
A batch of concrete consisted of 200 lbs. fine aggregate, 350 lbs. coarse aggregate, 94 lbs., cement and 5 gallons water. The specific gravity of sand and gravel may be taken as 2.65 and that of the cement as 3.10. How much by weight of cement is required to produce one cubic yard? Final answer must be in pounds.
14.1 A customer estimates that he is getting 30 cubic yards (loose) of gypsum in his scraper. Determine the percent over-load if the load estimate is correct. The maximum load capacity of the scraper is 84,000 pounds.
Situation 2. Given the following data for a concrete mix:Target Concrete Strength = 40 MPaSlump = 75 mm to 150 mmWater – Cement Ratio = 0.48Unit Weight of Concrete = 23.4 KN/m 3Water Content = 180 Kg/m 3Entrapped Air = 1%Fine Aggregate = 33% of the total volume of the aggregatesSpecific Gravity of Materials:Cement = 3.15Fine Aggregate = 2.68Coarse Aggregate = 2.64 4. Calculate the required weight (kg) of cement and water per cubic meter of concrete. A. 530 C. 632 B. 587 D. 555 5. Calculate the required weight (kg) of fine aggregates per cubic meter of concrete. A. 611 C. 562 B. 745 D. 452 6. Calculate the required weight (kg) of coarse aggregates per cubic meter of concrete. A. 1222 C. 904 B. 1124 D. 1490
d) How many bags of cement is needed if Class B 1:3 Mixture is required? WF=3% No. of 40kg bagse) Find the volume required for the fine aggregate if WF sand = 15%, in cubic metersf) How many pieces of 10mm diameter x 6 meters long rebar must be ordered? In piecesg) What will be the total mass of the reinforcing steel bars, in kilogram? In kilograms
A cement grinding mill "A" with a capacity of 50 tons per hour employs P12,000 per tonforged steel grinding balls with a wear rate of 100 grams per ton of cement processed.Another cement mill of the same capacity, "B," utilizes P50,000 per ton high chromesteel grinding balls with a wear rate of 20 grams per ton of cement processed.Determine the more cost-effective grinding mill, keeping all other factors constant. do not use excel, use formula
Draw s.f.d and b.m.d I hope for a solution quickly
Determine the amount of rebar needed for the foundation walls shown in the figures. Allow for two inches of cover. Add 10 percent for lap and waste to the continuous bars. Horizontal and vertical rebars should be "#4 Rebar @ 12" O.C Bothways".
Q) Explain in detail why particle size distribution has a direct impact on the density of an aggregate mixture. Solve it early I upvote. But not copy paste asnwer gives