road density of stone ballast

Crushed Stone Aggregates - Lehigh Hanson, Inc.

Ballast. Large coarse aggregates that consist of crushed stone (hardstone such as rhyolite, granite and sometimes dolomite) with particle sizes ranging from 1 ½ inches to 4 inches. Typical uses include construction applications and railroad ballast. Common uses for ballast crushed stone • Railroad ballast • Construction entrances

Materials for Railway Ballast on the Railway Track ...

Brick Ballast. Selected Earth. 1. Broken Stone. Broken stone is one of the best materials for railway ballst to be used on the railway tracks. Almost all the important railway tracks are provided with broken stone. The stone to be used as railway ballast should be hard, tough nonporous and should not decompose when exposed to air and light.

DIVISION 700 MATERIALS

CRUSHED STONE - The product resulting from the mechanical crushing of blasted ledge, rocks, boulders, or cobblestones. DENSITY - The density of a soil is measured in terms of the ratio of its mass (weight) per unit volume and usually expressed as kilograms of wet soil or dry soil per cubic meter (pounds per cubic foot). These ratios are

Standard Weights for Crushed Rock Per Meter | Hunker

The weight of crushed rock will vary greatly depending on the type of the stone and the size and uniformity of the crush. The smaller the crush size, the heavier the load. Advertisement General Weights Solid rock is estimated at 2.5 to 3tons per cubic meter. If rock is crushed into uniform sizes, the presence of open space between the particles ...

Aggregate - AfriSam

supporting, interlocking structure in road design. The different categories of graded material cater for varying load designs. • Speciality aggregate include railway ballast, gabion and other larger sized crushed stone used in erosion protection, architectural and landscaping. Aggregate

SECTION 02726 SUB-BALLAST PART 1 – GENERAL

Vehicular traffic is to be kept to a minimum across the newly prepared sub-ballast surface. The contractor shall be responsible for maintaining a firm, true and smooth surface compacted to the required density until track ballast is placed on the sub-ballast. 3.02. COMPACTION: A.

APPENDIX 'D' CN CRUSHED ROCK BALLAST MATERIAL …

Stone Class 2 Ballast Soundness Less than 7.0% at 5 cycles. Less than 10.0% at 5 cycles. C 88 Coarse aggregate only, magnesium sulphate solution. Abrasion Loss Less than 20%. Less than 30%. C 535 ASTM Grading "2". 8 Grading The ballast and trowelling stone shall conform to the grading requirements shown below. % Passing by Mass Sieve Size Class ...

Aggregates Calculator - Brett

If you would like to talk to someone about your aggregate requirements please call our sales offices: Eastern Area (Suffolk, Essex and Norfolk), Tel: 01473 811900. Email: [email protected]. London & Home Counties, Tel: 01784 263940. Email: [email protected]. Southern Area, Tel: 01795 594003. Email: [email protected] ...

Construction Aggregate Calculator - Vulcan Materials Company

Construction Aggregate Calculator. Enter the width, length, thickness, and product density and hit the "Calculate" button to calculate your estimate. If you do not know the product density, use the optional density estimator* or contact a local sales representative.

Ballast | Queen Anne's Revenge Project

Known for its density, this rock was helpful to sailors in that it provided considerable weight to the ship's ballast relative to its size. Granite. Granite, less commonly used. A mainstay among igneous rocks, this type of stone would be in fairly plentiful supply at the time Queen Anne's Revenge was delivered. Of course, it may have been taken ...

Vulcan Materials - Construction

15.9 billion tons in reserves. Vulcan provides a diverse line of aggregates and related products and services to all parts of the construction industry. In addition to construction aggregates, we are a leading provider of asphalt mix, ready-mixed concrete and paving materials. Historically, more than half of the aggregates we produce have been ...

Properties of Stones | Requirements of Good Building Stones

The stone aggregates used in the road construction should be tough. 5. Specific Gravity: Heavier variety of stones should be used for the construction of dams, retaining walls, docks, and harbors. The specific gravity of good building stone is between 2.4 and 2.8.

Stone, crushed volume to weight conversion

About Stone, crushed; 1 cubic meter of Stone, crushed weighs 1 602 kilograms [kg] 1 cubic foot of Stone, crushed weighs 100.00959 pounds [lbs] Stone, crushed weighs 1.602 gram per cubic centimeter or 1 602 kilogram per cubic meter, i.e. density of stone, crushed is equal to 1 602 kg/m³.In Imperial or US customary measurement system, the density is equal to 100.0096 pound per cubic …

road density of stone ballast - BINQ Mining

Dec 09, 2012· road density of stone ballast. Posted at:December 9, 2012[ 4.5 - 3071 Ratings] Track ballast – Wikipedia, the free encyclopedia. It is typically made of crushed stone, although ballast has sometimes consisted of other, …

ETA-04-01 Ballast Specification - Version 1.2 - Master Copy

the ballast may be rejected following petrographic analysis or durability testing, even though the rock complies with other sections of the specification. 6.2 Bulk Density When determined in accordance with AS 1141.4 the compacted bulk density of ballast material shall not be less than 1200 kg/m3. 6.3 Particle Density

#4 Limestone Ballast - Gravelshop

About #4 Limestone Ballast #4 Limestone Ballast Stone is a crushed angular Limestone aggregate. Sizes of #4 Stone range from 1 1/2" to 2 1/2". Common applications: Driveway Gravel (special build driveways to support heavy vehicles/items like boats or dump trucks, for example, on muddy roads - although for normal driveways we recommend the #57 size which is the standard).

Road Base Aggregate for Road Construction & Driveways

Road base is a mixture of aggregates, such as stone and sand, used in building roads across the nation.It is inexpensive and components can be many sizes, from almost an inch to a dust. A good road base should cover the surface soil completely and be able support heavy vehicles evenly.

what is the density of railroad ballast - BINQ Mining

Dec 15, 2012· Railroad Ballast – The American Railroads. Ballast (usually crushed stone), … Some light density railroad lines would appear jet black as nothing but burnt coal cinders were used to ballast the route. »More detailed

Selection and Maintenance of Ballast - AREMA

ballast be suitable for the type and density of traffic to be handled. Ballast which is satisfactory for lighttraffic - ... his road, chairman Kellogg said that some difficulty of this nature had been encountered where crushed stone ballast containing relatively large particles was used. As a result,. ballast having a maximum size of 1-1/2 in.

Railroad Ballast (Rock): Specifications, Sizes, Background

Track ballast (usually crushed stone), as it is known, is another important part of railroad infrastructure. Although it may just look like plain ole gravel this stone plays a vital role in acting as a support base for the railroad ties and rails as well as allowing for proper drainage of water away from the rails (which is why the stone is always sloped downward and away from track).

Density of Construction Materials in kg/m3 and lb/ft3 ...

Density is also called as unit weight of substance. It is represented by symbol called row ( p). Density represents the degree of compactness of material. If the material is of more density, it is more compacted material. Density is defined as the ratio of mass to volume. p = m/v Units = kg/m 3 or lb/ft 3 Conversion: 1 kg/m 3 = 0.624 lb/ft 3.

SPECIFICATIONS FOR TRACK BALLAST

SPECIFICATION FOR TRACK BALLAST. 1 SCOPE: These specifications will be applicable for stone ballast to be used for all types of sleepers on normal track, turnouts, tunnels and deck slabs etc. on all routes.. 2 DETAILED SPECIFICATIONS:. 2.1 GENERAL.. 2.1.1 Basic Quality: Ballast should be hard durable and as far as possible angular along edges/comers, free from weathered portions of parent …

Graniterock: Technical Reports

Over 100 years ago Graniterock was created to produce Crushed Granite Railroad Ballast to the burgeoning rail industry. This ballast was used to create an extensive rail network throughout Northern and Central California. Consequently, Graniterock has long been recognized as a major supplier of quality ballast products. Although ballast specifications have evolved over time, our ...

(PDF) PROPERTIES OF BUILDING STONES

aggregate for road works and railway ballast. A good stone should not show wear of more ... these can be drastically different in density, hardness, porosity, and aesthetics.

Geotechnical properties of ballast and the role of ...

The specific gravity and bulk density of the ballast are two properties that play pivotal roles in rail track safety. Bulk density is a function of the particle specific gravity and the void ratio. Two methods can be employed to increase the bulk density: the use of denser particles, and a broader gradation.

Bulk Aggregates & DIY | Try our Aggregate Calculator

Quarried products can vary in density. First choose which product you are going to use: 10mm & 20mm Gravel 40mm MOT, DOT and 40mm & 75mm Crusher Runs Sharp Sand Ballast 40mm & 75mm Clean Stone Recycled Crushed Brick & Concrete (6F5/6F2)

Density of Common Building Materials per Cubic Foot - RF Cafe

Note that original units were lb/ft 3, so actual number of significant places in kg/m 3 column are the same as the original unit, i.e., Aluminum density is really only known to three significant places even though four are presented.

SECTION 20110 BALLAST AND WALKWAY AGGREGATE

Sep 30, 2011· B. Ballast/walkway aggregate shall be crushed stone broken by the crusher and have at least 2 broken surfaces: angular, rough-surfaced, clean and free of sand, loam, clay, flat, elongated, soft or disintegrated pieces, and other deleterious substances. 1. The Ballast/walkway aggregate shall conform to the property