concrete mix design viva questions

bentancourt April 12, 2022 design , mix , viva Comment

In counterfort type retaining walls i the vertical slab is designed as a continuous slab ii the heel slab is designed as a continuous slab iii the vertical slab is designed as a cantilever iv the heel slab is designed as a cantilever The correct answer is a i and ii. Concrete Technology and Design of Concrete Structures Objective Questions.

Mix Design Concrete Technology Questions And Answers Sanfoundry

American Concrete Institute Method of Mix Design ACI2111 This method of proportioning was first published in 1944 by ACI committee 613.

. Aggregate Impact value of material A is 15 and that of B is 35. Dry rodded unit weight is sometimes called bulk or loose unit weight. Option d can be eliminated easily because we need atleast some compressive strength.

Volume aggregate in total volume of concrete 1 4387 315 x 1000 19741000 0664 m 3. A IS 2691989 b IS 383197 c IS 4551989 d IS 4562000 Answer. Procedure for Concrete Mix Design as per IS 456.

620 x 0400 248 Lbs of water. IS code for Specification for ordinary Portland cement 33 grade. What is the standard wc value for nominal mix of concrete.

A good general rule to use is the rule of 6s. Constructing a flawless concrete slab doesnt require knowing all the secrets of the universe but it helps if you have some basic understanding. Wc 045 and water content for mix 1974 kgm 3.

Determine the mean target strength ft from the specified characteristic compressive strength at 28-day fck and the level of quality control. What is Segregation of concrete. What are all the raw materials of the cement.

Of Cube samples required for testing Compressive Strength for 100 m3 of concrete. What are all the types of cement. Differentiate dry process and wet process of manufacturing cement.

Cement water coarse aggregates fine aggregates ie. Weight of coarse aggregate. Makes Best Use Of Available Materials.

Gives You Best Concrete that is of the right quality. Size of Concrete Cubes. Concrete Technology Multiple Choice Questions on Mix Design for Pumpable Concrete.

See Ready Mix Concrete Association and PCA manuals. Questions 439 Publications. Define batching what are all the methods of batching.

Abs Volume 667 315 X 624 Cement 667 315 339-Total Cementious 667 Miller Stone 1590 26 980 Evert Sand 1242 265 751 Water 300 1 481 1590 260 X 624 1242 265 X 624 481 Air 55 1485 Total 3799 2700 w cm 045 Unit Wt. 14072 Basic Concrete Mix Design Materials Pounds of. 250 TOP MCQs on American Concrete Method of Mix Design and Answers.

Example 4 Determine wc given a mix design with 32 gallons of water and 517 Lbs of cement per yd. Concrete mix design viva questions Often you want an authentic and simultaneously a simple nail designThe optimal Option is the designs in the nails with hearts. Prestressed Concrete Structures Multiple Choice Questions on High Strength Concrete.

Advantages Of Concrete Mix Design. What are some of the things I should look for when inspecting a Batch Plant. Concrete Mix Design Viva Questions.

Dry Rodded Unit Weight. 1 Exam Prep Design and Control of Concrete Mixtures Questions. Admixtures are added to deal with workability.

Concrete Mix Design Data Required for Concrete Mix Design i Concrete Mix Design Stipulation a Characteristic compressive strength required in the field at 28 days grade designation M 25 b Nominal maximum size of aggregate 20 mm c Shape of CA Angular d Degree of workability required at site 50-75 mm slump e Degree of quality control available at site. A minimum cement content of 6 bags per cubic yard of concrete A maximum water content of 6 gallons per bag of cement. IS 2691989 code is for specification for ordinary Portland cement of 33 grade.

Low workability of Concrete Mix. Civil Engineering Interview Question and Answers. Here are several common questions.

250 TOP MCQs on Flaws in Concrete and Remedial Measures Quality of Concrete and Answers. 1 Exam Prep Design and Control of Concrete Mixtures 1. While a concrete mix design is a process of selecting ingredients.

Invariably there are many answers to this question. What is the standard wc value for nominal mix of concrete. Water weight 32 gal x 833 267 Lbs wc 267 517 0516.

Basic Concrete Mix Design Materials Pounds of material SG. A lower constant ensure higher strength and durability but is difficult to mix ie. Concrete Technology LAB VIVA Questions and Answers pdf free download for cseVIVA Questions with Answersonline testquizmcqsiqs.

Additional elements such as pozzolanic materials and chemical admixtures can also be incorporated into the mix to give it certain desirable properties. In 1970 the method of mix design became the responsibility of ACI committee 211. I have several questions regarding a Concrete Batch plant inspection Mix Design review and Types of concrete mixes.

Option d can be eliminated easily because. 250 Concrete Technology Interview Questions and Answers Question1. Ratio of weight of water to the weight of cement used in a concrete mix.

A concrete mix is a combination of five major elements in various proportions. A Nominal b Minimum c Maximum d No Answer. Equipment used to test Compressive Strength of Concrete.

F t f ck 165 S where S is the standard deviation obtained from the Table of approximate contents given after the design mix. It may be a multicolored scattering of small drawings or only one coronary heart to the accent in the finger. Ensures the desired Concrete Properties are maintained.

List out various sizes of Coarse Aggregate used in Concrete. In this group we strongly appreciate your new ideas to be submitted for mix designs of the concrete QC of the concrete implementation of the concrete and so on. List out Shape Tests on Coarse Aggregate.

This set of Concrete Technology Multiple Choice Questions Answers MCQs focuses on Mix Design. The __________ compressive strength required from structural consideration. In 1954 the method was revised to include among other modifications the use of entrained air.

Write notes on steam curing. The recommended maximum slump used for concrete pavement is. Aside from the above mentioned benefits Concrete mix design proves to provide a better quality but does so in the best economical way.

The developments in the field of concrete mix design gave compressive strength ranging between _____ a 30-70 b 70-100 c 35-45 d 30-80 Answer. The _____ compressive strength required from structural consideration. Good concrete can be obtained by using a wide variety of mix proportions if proper mix design procedures are used.

Concrete Technology Multiple Choice Questions on Concept of Concrete Mix Design. What are some best practices when it comes to concrete slab construction. Cement content for mix 1974045 4387 kgm 3.

A contactor has poured a 5 thick concrete slab. What are recommended mix proportions for good concrete.

Mix Design Method According To Is Code Recommended Guidelines Lceted Lceted Institute For Civil Engineers