crushed stone proctor density

Crushed Stone Proctor Density

Proctor testing of 3/4" clean stone - Soil testing ...

Jan 06, 2005 · I have not seen a procter for crushed stone. Typically the stone is placed in 12-18" lifts and tamped once or twice. The stone is so much stronger than the soil and is unaffected by moisture content that lab or insitu density testing is not done. We use it in freezing weather to backfill when soil would be impossible.

Soil Compaction Handbook - Multiquip Inc

The Proctor, or Modified Proctor Test, determines the maximum density of a soil needed for a specific stone site. The test first determines the maximum density achievable for the materials and uses this figure as a reference. Secondly, it tests the effects of moisture on soil density. The soil reference value is expressed as a percentage of density.

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

The loose drop weight of a relatively uniform (all the rocks are similar size and shape) 3/4" stone will be about 80-90% depending on the stone (angularity and phi). Presuming that you are compacting to 100% of some form of "proctor density", because youre awesome at compacting and have a monster machine (and thin lifts), thats 100/80=125%.

crushed stone proctor density

May 10, 2017 · crushed stone proctor density . What is the Density of crushed stone crushed stone proctor density business plan for setting up . dense grade gravel crusher run 4FT ... Get Price. Strength and stiffness of compacted crushed concrete ... 10 may 2017.

AASHTO #57 Stone Specs - Capitol Flexi-Pave

AASHTO #57 Stone Specs AASHTO #57 stone as defined by quarries, state agencies, etc. is an open-graded, self-compacting aggregate blend of size 5, 6, & 7 stone. This material cannot be compacted in a true sense, but can be properly oriented with compaction equipment. This is particularly important when using #57 stone under Flexi-Pave surfaces.


B. Decomposed Granite and Crushed Stone Aggregate: Provide high quality materials consisting of sound, angular, durable stone particles, free from clay lumps, organic materials, frozen materials, or other ... grade and compacted to 95% of the maximum laboratory dry density as determined by the Standard Proctor test. ... Rake and compact to 95% ...

Engineering Experiinent Station - Iowa

triaxial testing by compacting the crushed stones to standard Proctor density in a vibratory .mold. The type of triaxial test used was the consolidated undrained test, in which the compacted, encased specimen is placed in the triaxial cell, the cell pressure is applied, and full consolidation is allowed


grade and compacted to 95% of the maximum laboratory dry density as determined by the Standard Proctor test. C. Herbicide: Apply herbicide per manufacturer’s written instructions. Limit the application to the area to receive polymer-based decomposed granite paving.

What does it mean by 95% compaction? - Quora

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...

Compaction that passes a 95% Procter density test? | Heavy ...

Feb 23, 2015 · A standard proctor and a modified proctor use the same test mold. Standard uses 3 layers of dirt, compacted with 25 thblows/layer, wi a 5.5# drop hammer, with a 12" drop. Modified uses 5 layers in the mold. Each layer is compacted with 25 blows/layer, using a 10# hammer and an 18" drop.

density of compacted crushed stone -

Earthwork/grading engineering - In place density of 3/4 Crushed stone. The compaction was tested using a nuclear density machine. ... If the 3/4" crushed stone has sufficient fines in it, a proctor …

proctor values for crusher run gravel

base course aggregate compaction - Earthwork/grading engineering , 8 May 2009 , It would suggest that you are not using crushed stone aggregate and that your base course material is a bit on the sandy side - or, forbid, the base course has significant fines that , I would doubly check your proctor valu.

Soil and Aggregate Compaction

density of soils utilizing a 5.5 lb. hammer dropped at a height of 12 inches to compact layers of soil in a standard mold. The test is used to define the optimum level of soil or aggregate that can be compacted into a unit volume with ... Soil and Aggregate Compaction

Gravel Calculator - how much gravel you need in tons ...

Typical gravel density (dry) is between 1520 and 1680 kg/m3 (95 to 105 lbs/ft3). If it is mixed with sand the density is around 1920 kg/m3 or 120 lbs/ft3 [1]. Common gravel and crushed stone sizes. Contrary to what you may think, there is more than one type of gravel, both by composition and size of the stones.

Crushed stone - Wikipedia

Crushed stone is one of the most accessible natural resources, and is a major basic raw material used by construction, agriculture, and other industries. Despite the low value of its basic products, the crushed stone industry is a major contributor to and an indicator of the economic well-being of a nation.

Acceptable Fill Materials | StormTech Subsurface ...

Compact additional layers in 12" (305 mm) lifts to a minimum 95% standard proctor density. (see Tables 2 and 3 of the MC-3500 / MC4500 Construction Guide for maximum roller loads) B: Embedment stone surrounding chambers from the foundation stone to the C layer above. Clean, crushed, angular stone: 3, 4, #57 for MC-3500 only: No compaction ...

density of crusher stone dust -

Crusher Dust Paving - City of Regina. Granular topping: Crushed rock screenings on stone dust to meet the following gradation. ... Compact topping to 95% Standard Proctor density.

What is bulk density of cement, aggregate, sand? - Quora

* The bulk density is the mass of the material related to a specific volume and for cement is normally expressed as “kilograms per cubic metre”. * The bulk density reflects the volume taken up by the cement plus any air trapped between the p...


AGGREGATE BASE COURSE DENSITY. The most recent Aggregate Base Course (ABC) unit weight test results performed by the NCDOT M&T Soils lab can be queried using this page. Use the drop down boxes to select the company and/or quarry submitting the sample. To see the results of all tests, click on the "Search" button without specifying a company or ...

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