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  • Spike's Compaction Factor Calculator

    174 行· If you combine the two factors you get a factor (Spike's compaction factor) which will convert loose state volume to compacted volume of the material. You can use this factor to estimate the amount of material you need to bring in for a certain area that needs to be compacted. Decomposed Rock 25%R 75%E 43 -9 (FHWA 2007) Decomposed Rock 25%R

  • Suggested Compaction Standards for Crushed Aggregate

    Suggested Compaction Standards for Crushed Aggregate Materials Based on Experimental Field Rolling F.P. NICHOLS, Jr. and HAL D. JAMES, respectively. Highway Research Engineer, and Highway Engineer Trainee, Virginia Council of Highway Investigation and Research, Charlottesville This paper describes field studies undertaken in 1960 and 1961 for the

  • Stone Compaction: The Ways It'll Impact Your Project

    Each type of crushed stone will settle at a different rate and will have a different compaction rate. As a result, various materials will need to be compacted down more heavily than others. Depending on the specific project, you may end up requiring 1/2″-1 1/2″ of extra material in order to achieve the desired overall depth post stone

  • patio How much compaction should I get from crushed rock

    I looked at the gravel you are using. I would suspect you might see 1/2 to 3/4 inch of compaction, especially if you just laid it down. All you can do is start compaction, see what it looks like and add or rake off a bit to meet you needs. Pretty subjective answer, sorry.

  • what is the compaction rate of 3 4 crushed stone

    Crushed stone or crushed gravel = 85 percent aggregates 301.3.4.3 Special Compaction (1) If the contract requires special compaction, compact each layer to 95 percent of maximum density, or more, before placing the subsequent layer. The engineer will determine the maximum density. Get Price

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

    @Mazura -- Seattle's major rock and topsoil vendor sells crushed rock in increments from 5 gallons to the truckload. The bulk price (for picking up material at the vendor's yard) is available in quarter of a cubic yard increments. A quarter of a cubic yard is enough to fill

  • Swell Factors for Various Soils ProjectEngineer

    Sep 26, 2013· What is an appropiate swell factor for in place rock that is excavated and crushed down to 1.5 inch minus crushed stone? I was estimating it to be 15%. Reply. Larry says. June 9, 2017 at 10:32 am. If swell for gravel is 12%, then would shrink for compaction be around 10% given it’s not going to be 100% compaction? I was thinking more like 15

  • Technical Information Sheet CLASS 2 & 3 CRUSHED ROCK

    recycled crushed rock you are helping preserve our precious natural resources and helping to reduce the amount of perfectly good material going to landfill. So, for the same price or less, you can do your bit for the environment as well. 20mm Test Value Before Compaction Sieve Size AS (mm) Class 2 Limits of Grading (% Passing by Mass) Class

  • Bulking/Swell Factors for Various Excavated/Mined Materials

    List of Bulking/Swell factors for various materials. The swell factor expressed in percentage is the amount of volume increase from bank volume (undisturbed, in place state) to loose volume (disturbed, excavated state) of the material due to voids (air pockets) added to the material after excavation.

  • Soil and Rock Bulk Factors

    Soil and rock expansion or swell after mining. Related Topics . Miscellaneous Engineering related topics like Beaufort Wind Scale, CE-marking, drawing standards and more; Related Documents . Angle of Repose Tipping or dumping angles for some common materials like ashes, sand, earth, shingles ; Conveyors Maximum Inclinations for typical Products Maximum conveyor slopes for various

  • Stone Compaction: The Ways It'll Impact Your Project

    Each type of crushed stone will settle at a different rate and will have a different compaction rate. As a result, various materials will need to be compacted down more heavily than others. Depending on the specific project, you may end up requiring 1/2″-1 1/2″ of extra material in order to achieve the desired overall depth post stone

  • compaction factor for crushed stone BookZone

    CRUSHED ROCK COMPACTION TABLE Sep 26, 2016 In this paper, crushed stone compacting factor, chapter 3 (continued) nhi 05 sand, or crushed stone, n report no. 98 5 an evaluation >> Get Price A comparative analysis

  • Technical Information Sheet CLASS 2 & 3 CRUSHED ROCK

    recycled crushed rock you are helping preserve our precious natural resources and helping to reduce the amount of perfectly good material going to landfill. So, for the same price or less, you can do your bit for the environment as well. 20mm Test Value Before Compaction Sieve Size AS (mm) Class 2 Limits of Grading (% Passing by Mass) Class

  • what is the compaction rate of 3 4 crushed stone

    Crushed stone or crushed gravel = 85 percent aggregates 301.3.4.3 Special Compaction (1) If the contract requires special compaction, compact each layer to 95 percent of maximum density, or more, before placing the subsequent layer. The engineer will determine the maximum density. Get Price

  • Rock Correction Issues in Compaction Specifications for

    Bulk specific gravity of rock Co.rrection factor in AASHTO equation to account for interference of large aggregate Correction factor in USBR equation to account for interference of large aggregate native to using one of the rock correction equations, small-scale compaction tests on material containing particle sizes up to 19 mm

  • SECTION 812 CRUSHED ROCK FOR PAVEMENT BASE AND

    Crushed rock is composed of rock fragments produced by the crushing, scalping and screening of the material produces sufficient cohesive fines during compaction. all imported fine aggregates produced from igneous and metamorphic rock sources shall have a Degradation Factor

  • Specifications For CRUSHED AGGREGATE BASE COARSE #2

    Crushed aggregate base coarse (Compaction Gravel) shall be purchased per standard ton with a standard ton to weight 2,000 pounds for the purpose of this contract. Material shall be ordered in full truck load lots. 3. Contractor shall proceed with delivery of crushed aggregate base coarse (Compaction Gravel) upon 12 hour notice.

  • Construction Aggregate Calculator Vulcan Materials Company

    An estimated density factor should then appear in the above density field. Geology: Traprock Limestone Granite Sand & Gravel Sandstone Other Product: Screenings Crushed Stone Base / Crusher Run Coarse Aggregates Sand Riprap Other

  • base course aggregate compaction Earthwork/grading

    Jul 12, 2009· 1. Whenever compaction of pavement structure is presented, it is always a good idea to identify CLEARLY (a) the type of material (i.e., crushed stone aggregate, river gravel, etc) (b) the compaction method used (i.e., standard or modified Proctor (light

  • Consolidating 3/4 " Gravel Soil testing engineering

    Jun 24, 2008· A project we are starting next week requires 95% compaction on a 9" section of 3/4 " crushed aggregate under the pipe as well as thru pipe zone section. The pipe is 24" h20. As a technician, I have never actually tested the rock for density.

  • How to Calculate the Soil Compaction Factor Hunker

    Maximum compaction occurs when there is no water in the soil so this helps understand how the existing water is affecting the compaction efforts. Step 4 Dig a small hole into the soil, approximately 6 inches by 6 inches, and remove the soil for the and cone test as the proctor test is being done at the lab.

  • Compaction Of Large Rock Within Well Graded Crushed Rock

    Compaction factor crushed rock samac . compaction of large rock within well graded crushed rock compaction procedure for crushed crusherasia. compaction procedure for crushed may call for wellgraded crushed rock to be used as base and content during the compaction procedure to within .

  • Factors affecting Compaction of Soil Types of soil

    Mar 10, 2019· Factors affecting Compaction of soil. Compaction of the soil is the process where the dry density of soil is increased by reducing air content or air voids present in the soil. This process is an essential part of the construction of any structure, as it strengthens the soil. Many factors influence the degree with which the soil is compacted.

  • Soil Compaction Equipment With Different Types of Soil

    There are several factors to consider before compacting the soil on a project. 1. TYPE OF SOIL. The type of soil has a great influence on its compaction characteristics. Normally, heavy clays, clays and silts offer higher resistance to compaction, whereas sandy soils and coarse grained or gravelly soils are amenable for easy compaction.