what is the accepted value of compacting factor

standard value of compaction factor - riversidevets.co.za

Calculation of Compaction Factor Value The compaction factor is defined as the ratio of the weight of partially compacted concrete to the weight of fully compacted concrete. It shall normally to be stated to the nearest second decimal place. Read More. ﻦﻣﺆﻣ ATOOMUS 1 Ahmed Mansour.

Soil Compaction Handbook - Multiquip Inc

There are four types of compaction effort on soil or asphalt: Vibration Impact Kneading Pressure Soil Compaction Soil compaction is defined as the method of mechanically increasing the density of soil. In construction, this is a significant part of the building process. …

Shrinkage factors for sand - Earthwork/grading engineering ...

Jul 02, 2010· Determine the in-situ relative compaction. Contrast that value to what you've specified. Determine the "shrinkage factor." You will likely find that the in-situ density is close to what you want to specify. Let's say it's 93 percent and you want 95 to 100. So, that's an increase of about 5 percent.

Compaction Factor Test - SlideShare

May 06, 2016· Compaction Factor Test • It is more accurate than slump test for concrete mixes and value of compaction factor of 0.75 to 0.8 is suggested as per IS 456-2000. • It is not suitable for concrete of very low workability of 0.7 or below. 6. Compaction Factor Appartus 7.

Workability of Fresh Concrete by Compacting Factor Test

COMPACTING FACTOR. Compacting factor of fresh concrete is done to determine the workability of fresh concrete by compacting factor test as per IS: 1199 – 1959. The apparatus used is Compacting factor apparatus. Procedure to determine workability of fresh concrete by compacting factor test.

3 METHODS OF DETERMINING WORKABILITY OF CONCRETE ...

Oct 29, 2015· Fill in the cylinder with fresh concrete in layers not exceeding 5 cm in thickness and compact each layer till 100 percent compaction is achievd. Wipe off and clean the outside surface of the cylinder and weigh the cylinder with fully compacted concrete nearest to 10 g. Calculate the value of compaction factor using the following formula.

Properties of Fresh Concrete - University of Washington

Properties of Fresh Concrete Professor Kamran M. Nemati Winter Quarter 2015 1 Concrete Technology Properties of Fresh Concrete CM 425 Concrete Technology 2 Properties of Fresh Concrete Introduction The potential strength and durability of concrete of a given mix proportion is very dependent on the degree of its compaction.

Table 10-1.Soil Conversion Factors - tpub.com

Table 10-1 lists conversion factors for various types of soils. These factors should be used when you are preparing a table of cumulative yardage for a mass diagram. Cuts are indicated by a rise in the curve and are considered positive; fills are indicated by a drop in the curve and are considered negative.

Fundamentals of Soil Compaction - Intelligent Compaction

SOIL COMPACTION Compaction is the application of mechanical energy to a soil to rearrange the particles and reduce the void ratio. 3.1 Purpose of Compaction • The principal reason for compacting soil is to reduce subsequent settlement under working loads. • Compaction …

If test result exceeds in soil compaction, should ...

Aug 18, 2016· "Yes, however anything beyond 102% compaction is indicative of the need for either a new "oversized" correction factor or new proctor (maximum density value). Note the use of singular form "test", if a considerable amount of "tests" were above , I would question the maximum value …

Concrete Slump and Compacting Factor Test Values and Uses

Slump test and compacting factor tests are the most widely used workability tests for concrete. The degree of workability of concrete depends on the values of test results obtained from slump test and compacting factor tests. There are many types of concrete construction, and each type has different ...

How to Calculate the Soil Compaction Factor | Hunker

How to Calculate the Soil Compaction Factor By Jack Burton. SAVE; Proper soil compaction ensures that things stay in place after they are built. Whether it's an underground pipe, a sidewalk, a home, or a skyscraper, it all depends upon the soil being stable, and not moving due to water or further compression. Various machines compress soil, but ...

Exp 8 Compacting Factor - Civil Engineers PK

Jun 15, 2014· Compacting Factor The degree of compaction is also called the compacting factor and is measured with the help of density ratio that is the ratio of density actually achieved in the test to the density of same concrete when it is fully compacted.Its maximum answer is …

Soil and Aggregate Compaction - Maryland State Highway ...

The nuclear gauge is widely accepted. It is a simple test to quickly determine the density and moisture content of soils and aggregates placed in roadway construction. 1.1.5 MARTCP PERCENT MOISTURE CONTENT PROCEDURE, MARTCP METHOD SA-1.3 . ... Soil and Aggregate Compaction

Is slump value related to compaction factor - answers.com

compaction factor test is better than slump test,because compaction factor test should have own compaction wight,so correct value will be find out from compaction factor test.....

How much volume is lost after compacting 3/4" crushed stone?

How much volume is lost after compacting 3/4" crushed stone? ... the question is simply, how much volume is lost when compacting 3/4"-? It's obviously non-zero because it actually does compact (as opposed to river rock which does not compact). construction patio stone. share | improve this question. edited Dec 19 '14 at 22:39.

SLUMP & COMPACTION FATOR – WHAT IS THE RELATION …

Oct 28, 2014· Generally we specify workability of concrete in terms of its slump test value. But sometimes it is also specified by another test called compaction factor. The relation between slump and compaction factor is roughly as follows. Relation Between Slump & Compaction factor Workability Slump in mm Compaction factor Very stiff – 0.70 Stiff 0 to […]

ASTM D7380 - 15 Standard Test Method for Soil Compaction ...

D7380-15 Standard Test Method for Soil Compaction Determination at Shallow Depths Using 5-lb (2.3 kg) Dynamic Cone Penetrometer water content~ dynamic cone penetrometers~ dynamic cone penetration test~ ~

Swell Factors for Various Soils - projectengineer.net

Sep 26, 2013· Swell is expressed as a percentage of natural volume, for example, if 10 yd 3 in the ground becomes 13 yd 3 after excavation, the swell factor is 30%. The following table lists swell factors for various engineering materials.

Proctor compaction test - Wikipedia

The Proctor compaction test is a laboratory method of experimentally determining the optimal moisture content at which a given soil type will become most dense and achieve its maximum dry density.The test is named in honor of Ralph R. Proctor [], who in 1933 showed that the dry density of a soil for a given compactive effort depends on the amount of water the soil contains during soil compaction.

How Much Shrink Will You Get With Compaction - Excavation ...

Dec 13, 2008· What are you building and what is your method of compaction ?? 98% seems like a pretty high standard. We recently completed a building pad for a 53,000 sq. ft. building and it called for 95% compaction. 12" lifts, we were getting about 102 with our CS553 roller. How much material are we talking about here.

What does it mean by 95% compaction? - Quora

Mar 22, 2018· By this, I assume you mean 95% RELATIVE compaction. What is meant by this is the field-tested material, after placement and subgrade improvement, has a density equal to or greater than 95% of the laboratory density, as determined using the Standar...

standard value of compaction factor | Solution for ore mining

Dec 10, 2012· Compaction Moisture condition value. Workability of Fresh Concrete by Compacting Factor Test. Does increase in water content increases the value of compaction factor or vice versa? Reply Link. jia May 11, 2012 at 2:41 am. what is the suggested period in b.s. 1881? Compaction Factors of Soils – eHow | How to Videos, Articles …

Part 4 COMPACTION TESTING - Missouri S&T

density compaction curves, based on 18,000 compaction tests compiled by the Ohio DOT The Speedy Moisture Meter is a portable system comprising a vessel with an integral pressure gauge a weighing scale in a portable case. A small sample of the material is …

Compaction Factor Test for Concrete Workability - Method ...

Compaction Factor Test for Concrete Workability. Compaction factor test is the workability test for concrete conducted in laboratory. The compaction factor is the ratio of weights of partially compacted to fully compacted concrete. It was developed by Road Research Laboratory in United Kingdom and is used to determine the workability of concrete.

CIVL354-notes-1- Soil compaction.ppt - EMU

The value of Gs= 2.67 The volume of the mold is 1000 cm3. a) Plot the dry density-water content curve b) Give the compaction characteristics of the soil c) Plot also the curves of ze ro, 5% and 10% air content lines. d) Give the value of air content at max. dry density.

Compaction - Faculty of Environment and Technology

Compaction is a process that brings about an increase in soil density or unit weight, accompanied by a decrease in air volume.There is usually no change in water content.The degree of compaction is measured by dry unit weight and depends on the water content and compactive effort (weight of hammer, number of impacts, weight of roller, number of passes).

Slump Test and Compacting Factor Test of Fresh Concrete

Experiment :- To determine the workability of Fresh Concrete of given proportions by Slump Test and Compacting Factor Test. Workability of a concrete signifies the full compaction of concrete using a required or reasonable amount of work which helps to achieve the desired possible density or void of fresh concrete resulting better strength and durable concrete structure and helpful to maintain ...