What could be the primary reason for getting the slump value less than predicted ?High water cement ratioLow water cement ratioLow air voidsLow Temperature Strength test is conducted on hardened PCC specimens to verifythe quality of concrete supplied by the contractor.Split tensileFlexuralCompressionNon of the above

Low Slump Value: In the slump test, the primary reason for getting a low slump value is Low…

Answered: What could be the primary reason for…

What could be the primary reason for getting the slump value less than predicted ? O High water cement ratio Low water cement ratio Low air voids Low Temperature

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

See similar textbooks

Related questions

Q: What is the gel space ratio of a sample of concrete, if the concrete is made with the 600g of cement…

Q: ilure of a reinforced concrete beam is 78kN. The dimensions of the beam are 100 mm x 100 mm x 1000…

A: Given:- total load=78kN The dimensions of the beam=100 mm x 100 mm x 1000 mm Water-cement ratio=0.5…

Q: Calculate the quantities of cement, water, and fine aggregate and coarse aggregate per trial mix of…

A: Target mean strength= 50+1.65*5= 58.25 MPa w/c ratio =0.5 Slump value = 30-60 mm maximum size of…

Q: Q1- What is the purpose of using cement-sand mortar rather than cement paste for determining the…

A: Q-1 Using only cement to make mortar has many of problems. Like - -large amount of shrinking of…

Q: A: Different types of plasticizers in concrete and determine their effect on fresh concrete B: Find…

A: Solution(a)- Different types of plasticizers in concrete- 1. Citrates- They're tetra esters, formed…

Q: Having a Concrete Mix Ratio of 1:1.5:2.5 (by mass), what is the mass of Sand needed to create a 50kg…

A: Asked: To calculate the mass of sand to form 50 kg of concrete. Given, Concrete Mix Ratio (Cement…

Q: . After placing each layer in a slump cone, the concrete in the cone is tapped to remove remaining…

A: Tapping is done to remove the void from slump . The void are removed because strength of concrete is…

Q: 7 The specific gravity and absorption test (ASTM C128) was performed on fine aggregate and the…

Q: Calculate the quantities of cement, water, and fine aggregate and coarse aggregate per trial mix of…

A: building material : The term "building material" refers to construction materials. Many naturally…

Q: The table below shows cement types and percentage amounts of mixed oxide components. Taking these…

A: C3S It is mainly responsible for early strength and hardness. It is responsible for the 7 day…

Q: volume of cement equal to*

A: Given : Weight of cement = 200 W/C ratio = 0.5 Volume of cement = ?

Q: What is the recommended volume of Portland cement that can be replaced by fly ash? OA) 40-50% O B)…

A: Find answers in below tab

Q: Adjustment of water content: From durability consideration, maximum water/cement ratio of a concrete…

A: Given data, Maximum water/cement ratio = 0.4 Minimum cement content = 450 kg/m3 Minimum slump = 150…

Q: Consider the following data for concrete with mild exposure Water-cement ratio = 0.50 Water = 191.6…

A: Given data- Water cement ratio=0.50, Water = 191.6 litres, To Find- The cement content.

Q: Fine Aggr. 2.60 Coarse Aggr. 2.50 100 3.00 Cement Water Bulk dry specific gravity dry rodded unit…

A: ρbulk=ρdry1+A100ρbulk=1001+3100ρbulk=103 Percentage of solids in dry rodded aggregate-…

Q: The setting of cement is a complicated chemical phenomenon, what are the stages that took place?

A: This question has been taken from Building materials of civil engineering

Q: Define the minimum weight of fine aggregate for sieve analysis as per ASTM C136 ?

A: ASTM C136, 2006 Edition, February 15,2006 - Standard Test Method for sieve analysis of Fine and…

Q: Explain the origin of LSF for cement manufacture by drawing a relevant ternary diagram and writing…

A: Answer:- Clinker formation:- When the production of cement is going on then at kilning stage a dark…

Q: Discuss Slag cement. a. What is Slag cement application in the industry b. What are the…

A: The ground granulated blast furnace slag (GGBS) is termed as the by-product of the iron…

Q: Given the following data: Slump Requirement = 4" ements Max. Aggregate Size = 1.0" nts Water/cement…

A: Solution: Given; Mass of cement = 350.91 kg/m3 Water/cement ratio = 0.55 Mass of coarse aggregate =…

Q: TRUE OR FALSE The recommended air content decreases with increasing the nominal maximum aggregate…

Q: water-cement ratio needed for the design mix?

A: As per ACI design mix procedure In air entrained concrete for the strength of concrete 5000psi,…

Q: How can we Determine Specific Gravity Of Cement?

A: In order to determine the material's specific gravity , the general used standard fluid is water…

Q: Three samples of fine aggregate have the properties shown below. Determine in percentage: (a) total…

A: MeasureSampleABCWet Mass (g)521.0522.4523.4Dry Mass (g)491.6491.7492.1Absorption…

Q: Which of the following is a cement property? a. Secondary cementing b. Cement material c. Fluid loss…

A: The objective of primary cementing is to provide zonal isolation so that fluid movement can be…

Q: Q2: Concrete is required for a building foundation. Soil testing shows that the level of…

A: From ACI 318 we have below two table Table 1: Maximum Water-Cementtitious material ratios and…

Q: A concrete mix with a 75-mm slump, water-cement ratio of 0.50, and sand with a fineness modulus of…

A: given data is slump size 75 mm w/c ratio 0.5 max agg size-25mm

Q: th a 3-inch slump, w/c ratio of 0.50, and sand with a fineness modulus of 2.4 contains 1700 lb/ cu.…

A: Given:- slump = 3inch w/c ratio=0.5 fineness modulus =2.4 coarse aggregate =1 700 lb/cu yd. w/c…

Q: The specific gravity and absorption test (ASTM C128) were performed on fine aggregate. The following…

Q: State and explain the effects of fineness of cement hydration rate.

A: The fineness of cement is one of the major factor influencing the rate of hydration because of the…

Q: 12 Ibs of cement was mixed water to get 17 Ibs of cement-water mixture. What is the water-cement…

A: Given, In a mixture Amount of cement = 12 lbs Cement water mixture = 17 lbs we have to find water…

Q: Q: a) Why setting time test is performed on cement? b) Explain and state visual stability index,…

A: Answer Note- According to Bartleby's guideline I only solve one question. a) Solution Introduction…

Q: Discuss Increase the cement content

A: Cement- It is defined as an important building material which can combine with other materials and…

Q: Based on the ASTM C33 standard for fine aggregate for Portland cement, what is the minimum…

A: Question askedis minimum percentage of aggregates that must pass the number 30 sieve in order to…

Q: What main compounds exist in clinker? What compound that present in ground cement does not exist in…

A: Clinker is a product obtained from kilning while cement production is in progress. The main…

Concept explainers

Weight-Volume relationships

Weight is defined as the quantity of matter contained in a body. Weight can also be defined as the force acting on a body due to gravity. Mathematically, weight can be defined as-

Question

What could be the primary reason for getting the slump value less than predicted ?
High water cement ratio
Low water cement ratio
Low air voids
Low Temperature

Strength test is conducted on hardened PCC specimens to verify
the quality of concrete supplied by the contractor.
Split tensile
Flexural
Compression
Non of the above

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1 First Question

VIEW

Step 2 Second Question.

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, civil-engineering and related others by exploring similar questions and additional content below.

Similar questions

UNIT – I 1. For quality control of Portland cement, the test essentially done is A. setting time 2. Lower the normal consistency value, A. Lower will be the strength of concrete C. Higher will be the strength of concrete 3. Under normal conditions using an ordinary cement, the period of removal of the form work, B. Soundness C. tensile strength D. All the above B. Medium will be the strength of concrete D. None of the above is: ] A. 7 days for beam soffits C. 21 days for bottom beams over 6 m spans B. 14 days for bottom slabs of spans 4.6 m and more D. All The Above 4. The mixture of different ingredients of cement, is burnt at A. 1000°C ] B. 1200°C C. 1400°C D. 1900°C 5. Hydration of cement is due to chemical action of water with [ A. Tricalcium silicate and dicalcium silicate B. Dicalcium silicate and tricalcium aluminate C. Tricalcium aluminate and tetra calcium alumino ferrite D. All the above. 6. The size of vicat needle, used to conduct setting of cement is A. 10mm Dia 7. To…
Determine the water cement ratio ?
The compressive strengths of a concrete sample at dry, air-dry and water saturated conditions are 24.5MPa, 22.6MPa and 21.5MPa, respectively. What's the softening coefficient of this concrete? () A) 0.92 B) 0.96 C) 0.13 D) 0.88
A. Why gypsum is added to the Portland cement? and what is the normal percentage of gypsum to be added? B. When making the Sulfate-resistant cement, which cement compounds need to be reduced in order to ensure the concrete has less opportunity to be attacked by sulfate ions?
5. Consider the following data for concrete with mild exposure Water-cement ratio = 0.50 q1 Water = 191.6 litre The required cement content will be (a) 561 kg/m3 (c) 383 kg/m3 (b) 472 kg/m3 (d) 294 kg/m3
* If you know that the percentage of oxides in a certain type of cement is as follows Calcium oxide = (40 %3D Sulfur trioxide = 5 Aluminum oxide = 17 M. Magnesium Oxide = 4 Silicon oxide = 27 A third or iron oxide = 3 Free lime content = 1% So what are the blemishes of slag in this type of cement?
Given the following data: Slump Requirement = 4" %3D Max. Aggregate Size = 1.0" Mass of water = 193 kg/m Water/cement Ratio = 0.48 Mass of the Coarse Aggregates = 1105.5 kg/m3 Total Mass of the Concrete = 2375 kg/m Compute for the mass of Fine Aggregates. o 654.42 kg/m3 o 674.42 kg/m3 o 657.66 kg/m o 670.50 kg/m3
P Q R Annular Metal Weight=4.54 Kg Slotted Metal Weight = 2.27 Kg Reading Initial S Project Location T Description CALIFORNIA BEARING RATIO (CBR) TEST Samples Description Swelling Swelling Swelling Final Difference Final - Initial Mold Height Swelling Index = (R/S)* 100 mm mm mm mm mm mm mm % ASTM D 1883 Swelling Date Time Day Date Tested Tested By Test Condition Hammer weight = 4.5 Kg Surcharge weight = ±50 g 1 2.000 2.05
What is the water/cement ratio if the volume of water and cement is 0.20 m3 and 0.127 m3 respectively? o 0.50 o 0.55 o 0.60 o 0.65
I need the answer as soon as possible
what is the standard slump for portland cement concrete mixes.
Given the following data: Slump Requirement = 4" ements Max. Aggregate Size = 1.0" nts Water/cement Ratio = 0.55 Mass of Cement = 350.91 kg/m³ Mass of the Coarse Aggregates = 1072 kg/m³ Total Mass of the Concrete = 2375 kg/m³ Compute for the mass of Fine Aggregates.