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SECTION XXIII EXCAVATION AND BACKFILLING

SECTION XXIII EXCAVATION AND BACKFILLING Crushed stone (gravel) No 57 aggregate or equal conforming to ASTM C -33 9 Excavation Excavation of every description regardless of materials encountered B EXCAVATION FOR UTILITIES compaction of the subgrade is required c The Developer's Design Engineer is to inspect the completedGet price

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57 Stone Compaction

Oct 04 2011It is just that it is used so widely I thought somewhere someone may have written something definitive as a result of field testing compaction methods etc I believe we are going to start hiring a geotechnical firm to test the 57 stone in place when Get price

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19 Spec

Section 301 Base Subbase and Subgrade Aggregate Crushed gravel Crushed angular particles of gravel retained on a No 10 sieve Use specialized pneumatic or vibratory compaction equipment or a combination of both types of machines Do not use tamping rollers Use pneumatic compaction equipment conforming to 207 3 6 2 Get price

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A Study on Performance of Crusher Dust in Place of Sand as

Crushed Stone Aggregate And Crusher Dust Mixes In Flexible Pavements Wood et al A Study on Performance of Crusher Dust in Place of Sand as A Sub-Grade 5 From the test results of crusher dust it is identified that Majority of crusher dust Compaction characteristics of crusher dust under modified compaction test have anGet price

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Are compaction tests of #610 crushed stone reliable

Aug 06 2005You asked "Are compaction tests of #610 crushed stone reliable?" The answer is yes If a proctor either D698 or D1557 can be performed on the material then in-place density tests can be performed on it My recollection of the gradation for #610 stone is Percent Passing 1 " = 100Get price

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

How much volume is lost after compacting 3/4 crushed stone? Ask Question In other words you don't typically order the stone to allow for compaction will ooze around the stones as you literally drive the stone into the subgrade If the subgrade is rocky the stone will hang up on the underlying rocks and you won't have such a loss Get price

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CW 3110 SUB

2 Base course material will consist of sound hard crushed rock crushed gravel or crushed concrete 3 Crushed rock and crushed gravel will be free from organic or soft material that would disintegrate through decay or weathering 4 Base course material will consist of sound durable particles produced by crushing screening andGet price

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why cerussite must be crushed

compaction qualities of crushed rock - desertsafaridubai Compaction Qualities Of Crushed Rock youtube compaction test for sub grade and crushed stone why cerussite must be crushed youtube compaction test unbound pavement ASTM D698 - 12e2 Standard Test Methods for D698 - 12e2 Standard Test Methods for Laboratory Compaction Get price

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Influence of Laboratory Compaction Methods on Shear

Influence of Laboratory Compaction Methods on Shear Performance of Graded Crushed Stone compaction and modified Proctor compaction on the stress-strain characteristics and shear strength of graded crushed stone The results of the triaxial shear test show that samples made by vibrating compaction possess higher peak strength higher initial Get price

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Technical Information Sheet CLASS 2 3 CRUSHED ROCK

Technical Information Sheet CLASS 2 3 CRUSHED ROCK There are sound reasons for using Alex Fraser's Class 2 3 Crushed Rock on your next project VicRoads approved If you are undertaking civil construction is Victoria – you will nearly always need to meet VicRoads specifications Get price

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A STUDY ON THE USE OF CRUSHED STONE AGGREGATE

Crushed stone aggregate was obtained from nearby stone crusher plants of results are shown in tableand fig- - 3 34 From the compaction test data it is identified that A STUDY ON THE USE OF CRUSHED STONE AGGREGATE AND CRUSHER DUST MIXES IN FLEXIBLE PAVEMENTSGet price

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Compaction On Crushed Stone

Compaction testing of 57 stone with a nuclear gauge or other device is not possible even though many specifications state that it should be compacted to 95% of Proctor values So rather than compaction tests 57 stone should have it's individual stone facets properly oriented using a plate compactor jumping jack or other Get PriceGet price

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Guidance for Soil Construction Standards and Testing

Guidance for Soil Construction Standards and Testing Frequencies – Landfill Cell Construction Waste/Solid Waste #5 07 5 May 2006 SOIL CONSTRUCTION STANDARDS AND TESTING FREQUENCIES (cont ) CLAY SAND DRAINAGE SUBGRADE GRAVELΨ COMPACTION / NUCLEAR DENSITY (construction standard) using a minimum 4000 lb sheepsfoot compactor to penetrate fullGet price

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Engineering characteristics of crushed stone and coal ash

Apr 29 2012Crushed stone compaction piles are widely used for soft ground improvement because the installed piles improve both overall composite capacity and discharge capacity However discharge capacity declines when clogging occurs due to clay penetrating into the voids of crushed stone compaction piles over time Get price

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ITEM 247 FLEXIBLE BASE

2 percent as determined by Test Method Tex-107-E Part II The flexible base shall be one of the following types as follows (b) Type A Type A material shall be crushed stone produced from oversize quarried aggregate sized by crushing and produced from a naturally occurring single source Crushed gravel or uncrushed gravelGet price

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patio

How much compaction should I get from crushed rock? Ask Question Asked 8 years 4 months ago But the compaction ended up being around an inch or so But is now looks and feels as tight as cement won't get as good of a result as solid compaction as you will by laying down a couple of inches compacting then more stone And you will Get price

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Suggested Compaction Standards for Crushed Aggregate

were graded crushed stone it was decided that only the vibrating roller would be used The following routine procedure was established for the installation of the test sec tions Test rolling was begun as soon as possible after the material had been spread and knocked down by the contractor In most cases little or no compactive effortGet price

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Subgrade soil test by Micotol

Dec 18 201327 California Bearing Ratio Test Procedure Interpretation and Recording Penetration of crushed stone and the corresponding load that causes the penetration Penetration of plunger (mm) Standard load (Kg) 2 5 1370 5 0 2055 7 5 2630 10 0 3180 12 5 3600 The CBR values are usually calculated for penetration of 2 5mm and 5mm Generally the CBR value Get price

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Influence of Laboratory Compaction Methods on Shear

Influence of Laboratory Compaction Methods on Shear Performance of Graded Crushed Stone Related Downloaded 247 times TECHNICAL NOTES Influence of Laboratory Compaction Methods on Shear Performance of Graded Crushed Stone vibrating compaction and modified Proctor compaction on the stress-strain characteristics and shear strength of Get price

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Soil Compaction Handbook

dropped it has too much moisture for compaction hand test Figure 9 Types of tests Tests to determine optimum moisture content are done in the laboratory The most common is the Proctor Test or Modified Proctor Test A particular soil needs to have an ideal (or optimum) amount of moisture to achieve maximum density This isGet price

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STANDARD SPECIFICATIONS

STANDARD SPECIFICATIONS SECTION 02315 EARTHWORK FOR PIPELINE CONSTRUCTION PART 1 GENERAL 1 1 Field Density Compaction Tests Performed by a licensed Geotechnical Engineer following ASTM D1556 ASTM D6938 or ASTM D2937 at minimum rate of 1 test Crushed stone crusher run (CR-6) or bank run gravel Get price

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standard compaction factor for crushed li ne

Youtube Compaction Test For Sub Grade And Crushed Stone youtube compaction test for sub grade and crushed stone compacted to the top of the subgrade in 6inch lifts to crushed limestone compaction factor Crushed stone Are compaction tests of #610 crushed stone Get Price Get price

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SECTION 32 15 40 DECOMPOSED GRANITE SURFACING

B Subgrade Preparation Plow harrow and mix the entire surface of the in-place subgrade to a depth of at least 6-inches After the material has been thoroughly mixed the subgrade shall be brought to line and grade and compacted to 95% of the maximum laboratory dry density as determined by the Standard Proctor test Get price

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Plate Compactor Basics for the DIY'er

Oct 18 2006Plate Compactor Basics for the DIY'er Tool Reviews Tools October 18 2006 admin As many homeowners look for ways to improve the curb appeal and value of their property interlocking-paver fixtures such as driveways patios and retaining walls are becoming increasingly popular Get price

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PAVEMENT CONSTRUCTION UNIT

subgrade and base course of the pavement The subbase thickness is generally in the range of 4 to 16 inches and it is designed to withstand the required structural capacity of the pavement section Common materials used for a highway subbase include gravel crushed stone or subgrade soil that is stabilized with cement fly ash or lime Get price

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youtube compaction test for sub grade and crushed stone

crushed stone plastic wheel rollers stone quarry plant Youtube Compaction Test For Sub Grade And Crushed Stone crushed stone plastic wheel rollers youtube compaction test for sub grade and crushed stone Chat Online SAND GRAVEL AND CRUSHED STONE ONTHE A crushed stone plant differs somewhat from a sand and gravel plant Get price

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Plate Load Test

Plate-load tests were conducted on the subgrade base and surface course layers of the test sections D698-12 Standard Test Methods for Laboratory Compaction Characteristics of Soil Using Standard whereas the remaining 4 or 5 m was embedded in clay Below the crushed stone layer were a silty gravel layer and the weathered sandstone Get price

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Compaction that passes a 95% Procter density test?

Feb 23 2015A compaction wheel on a hoe is also a go for compacting soils below subgrade and no hoses to couple if you have a quick hitch just place the spoil with the bucket unhook the bucket couple the wheel and so on Its about the fastest method of trench compaction I know and still passes the tests Get price

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Fundamentals of Soil Compaction

3 3 Laboratory Compaction tests There are several types of test which can be used to study the compactive properties gravel crushed rock asphalt Running surface base courses soils and rocks Grid rollers Weathered rock well graded coarse soils Subgrade subbase Clays silty clays uniform materials Sheepsfoot rollers static Fine Get price

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BASE CONSTRUCTION GUIDELINES

It depends on existing soil conditions but 80% of our fields have 6" of the crushed stone The stone is a special design that contains fractured pieces with very little fines (small pieces) These angular pieces fit together to create the stable platform we need There are stone size analysis (sieve size) in Get price

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Aggregate Base Course

The thickness of sub-base can range from 1 to 2 inches on light weight traffic areas like pathways and paver patios above the sub-grade when a ABC is not required ABCM Aggregate Base Coarse is a hard pack sub-base compaction material Contains a mix of crushed stone topsoil and dust Get price

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