• Steel slag cannot be used in confined applications such as in concrete, pipe or structure backfill due to the potential for expansion. -�Eq�. Road Base Slag. 0000001429 00000 n I used Duraberm on my own parking lot (about 50 truckloads). A direct alternative to primary aggregates, slag aggregates offer versatility and most importantly sustainable solutions to standard construction products. It makes an excellent road base. Experts at processing slag, Stein delivers the right size and quality of slag for their customer's needs whether slag is needed for a road base shoulder or for a fire resistant masonry wall. Iron and steel slag used in road construction is manufactured by crushing and mechanical stabilization of blast furnace slag and steelmaking slag for use as paving material. When I bought it the price was about $300.00 for a 20 yard load. Road base comes in a variety of sizes, is excellent for wet weather, and prevents dirt from mixing with the top layer of gravel, which stops mud beds from forming. Some other standards set pure water at 60°F as sg = 1 so it is more correct to state the base used. • Blast furnace slag may be used in concrete. For more information about the benefits of slag click here. It can be an alternative to black lava rock.Applications IncludeDrivewaysRoad PrepSubbaseConstruction ProjectsNot recommended for play areas. Slag is a less expensive alternative to gravel and limestone aggregates. application of slag is possible in different road layers. It can be an alternative to black lava rock.Applications IncludeDrivewaysRoad PrepSubbaseConstruction ProjectsNot recommended for play areas. ","groupingsymbol":"","readonly":true,"hidefield":false,"fBuild":{},"parent":""}],{"0":{"title":"Duraberm Calculator","description":"Use this calculator to estimate the amount of Duraberm that you will need for your project. 0000010609 00000 n Rock materials used in road construction contain heavy metal elements bound in minerals that are more or less soluble. Experts at processing slag, Stein delivers the right size and quality of slag for their customer's needs whether slag is needed for a road base shoulder or for a fire resistant masonry wall. In recent years, steam aging treatment or high pressure aging treatment is often applied to steelmaking slag to ensure moderate, uniform expansion of the slag, especially when the slag is to be used, for example, for road base course material, where expansion can become a major problem. I plan to use Duraberm for years to come.”, Paul Miller, Owner RPM Trucking, Hudson, Indiana, Duraberm and Durabase Road Shoulders; Unconfined Road Base; Soil Remediation; Skid resistance has proven to be one of the greatest benefits of steel slag over other natural aggregates for roadway paving. Properties of air cooled slag road base for rational pavement design. In recent years, steam aging treatment or high pressure aging treatment is often applied to steelmaking slag to ensure moderate, uniform expansion of the slag, especially when the slag is to be used, for example, for road base course material, where expansion can become a major problem. We provide aggregate material delivery, hauling and haul-off services as well as heavy equipment services to General Contractors and sub-contractors that do building construction such as hotels, apartments, restaurants, Texas highways and road projects, etc., along with numerous projects for the Texas A&M University system. The steel slag may be used only for non-residential construction fill, utility trench fill or road base that will not come into contact with or pollute groundwater or surface water. steelmaking slag for road base course use. The paper presents the results of an investigation to determine the properties of air cooled blast furnace slag relevant to the use of the material in a road pavement base course. Steelmaking slag Because of its hydraulic property and the large bearing capacity it can provide, steelmaking slag is used as a road base course material. Conserve energy and preserve the environment. 0000128001 00000 n PREFERRED AGGREGATE BASE COURSES FOR LOW-VOLUME ROADS . However, it is less applied in the base course. Road can remain open to traffic until final pavement – fewer delays and interruptions to traffic. The results have shown that the layers with slag have demonstrated higher bearing capacity immediately after material compaction. Investigation on the Application of Steel Slag-fly Ash-Phosphogypsum Solidified Material as Road Base Material. • Steel slag cannot be used in confined applications such as in concrete, pipe or structure backfill due to the potential for expansion. 0000024890 00000 n Duraberm, which is made from steel furnace slag, is a strong and sustainable material that holds up under heavy truck traffic, provides long service life, and helps control project cost. 0000005630 00000 n It has made the customer experience much more enjoyable and efficient.”, Andy Smart, President Smart Lawns, Landscaping, & Hauling Inc., Smart Concrete Construction, Attica, Indiana, Duraberm For the use of base and sub base c ourses, properties . Such slag is a valuable raw material for preparation of macadam materials and mineral binders serving as a base for asphalt concrete mixtures and manufacturing of cement emulsions, which are widely used in road paving. Steel slag is a byproduct obtained from steel industry. Call Stein Material Sales Today From: Carbon Dioxide Sequestration in Cementitious Construction Materials, 2018 0000027846 00000 n With high particle density and hardness, this slag has superior wear resistance and for this reason is used as an aggregate for asphalt concrete. H�\�ϊ�0��y��C�j3iA�b[�Xw����(�|��qJV��B�K>�Y~�];����U��nZW{���P_��:��t�V�c�|��e�y���]ӫ$��͍����X�W\�����[wӫ��X렸�v�&�4�56*�^���PKl��4�N�2+>�u����R�5�CY�/� Uғ��BO������Xbצ�.�J"^�TT����va*đp���;���̙p�|>9��YF�1���}�c��!q v q v �gA��Y�,,Y������ |`O`OO`O8��/��3+�����X���c�NJ�e+>�},��X���C�/�q+|m�\����{j���>�h>�t�M)~կ 0r�B endstream endobj 34 0 obj<> endobj 35 0 obj<> endobj 36 0 obj<> endobj 37 0 obj<>stream %PDF-1.4 %���� Blast Furnace Slag is a co-product of the iron making process. Limestone road base, slag, topsoil, clay, select fill, 903-388-216three Similar Items - Road base/Slag - $295 (Buffalo Tx) Last Updated on: June 5, 2020 with Road base/Slag - $295 (Buffalo Tx) Slag road construction trials were conducted at a Qatar Steel site in 2016. Then Contact Duraberm today to get a complete and accurate quote for your next project. Texas Aggregate & Base Materials can fill all your base material needs from recycled concrete, rip-rap, limestone, sand or gravel. Studies have shown that the use of steel slag able to impart good physical and mechanical properties to road pavements in comparison to conventional aggregates. 0000003188 00000 n The steel furnace slag is then removed from the pits. Road Base Slag. ... Top dress used for pads, parking areas or driveways. Limestone road base, slag, topsoil, clay, select fill, 903-388-216three Similar Items - Road base/Slag - $295 (Buffalo Tx) Last Updated on: June 5, 2020 with Road base/Slag - $295 (Buffalo Tx) The chemical properties of the aggregates vary depending on the furnace, feed stock and slag formers used to produce the steel. ","formlayout":"top_aligned","formtemplate":"cp_cff_pastel","evalequations":1,"evalequationsevent":2,"autocomplete":1,"persistence":0,"customstyles":""},"formid":"cp_calculatedfieldsf_pform_1"}]; Remove deep pavement cracks and allow for adjustments to the road profile. 0000006364 00000 n I had 5 loads delivered. Particle-disruption ratio has been proposed as a criterion and a test procedure incorporated in the deduction of a usability criterion for slag use ( Wang, Wang, & Gao, 2010 ). NSA. It can be an alternative to black lava rock. Generally the products produced from this type of slag are known as Steel Furnace Slag and their ASMS product codes commence with 'SFS'. such as Muroran Works, a slag is shipped out for use as road base course material and so on after a stabilization treatment is performed Table 1.1 Method of measurement Measurement items Method of measurement Particle size JIS A 1102-1103 Unit capacity mass JIS A 1104 Density and water absorption JIS A 1109 and JIS A 1110 The same source specifies the presence of slag in base courses: the use of slag is the biggest in , somewhat lower in cement-stabilized layers and in asphalt mixtures. Duraberm Slag may be used as a pavement material in a variety of forms. The research focused on the use of different types of slag in road construction in Ukraine. 0000011408 00000 n 0000002215 00000 n 1-10 of steel slag by weight for road base and obtained CBR values up . Product has been crushed and It can be used on non-paved roads, for roadway stabilization, parking lot surfaces and driveways. 0000004594 00000 n 7th International conference on maintenance and rehabilitation of pavements and technological control (MAIREPAV7). / Characterization of blast furnace slag to be used as road base material. 0000004771 00000 n Many researchers have investigated the use of steel slag as an aggregate in the design of asphalt concrete for the road construction. The aggregate formed from the slag is comprised of calcium oxide (CaO), silicon oxide (SiO 2), iron oxide (Fe 2 O 3 For example, for granular road base construction, ≤ 2.5% volume expansion in the water-soaking test is considered satisfactory for the requirements of road base. Steel aggregates have a high abrasion and crushing resistance for road applications: air cooled blast furnace products bond particularly well to cement and bitumous binders. Why pay more for other materials that are out there when Duraberm gets the job done for less!! On Edge Materials offers the Bryan Texas area homeowners and contractors a full line of landscaping materials, supplies, and services for all of your gardening, landscaping and road repair needs. Road base is also called rock base, road rock, road gravel, asphalt base (AB), aggregate base, and 3/4″ minus. ","min":"","max":"","formatDynamically":false,"dformat":"digits","formats":["digits","number"],"fBuild":{},"parent":""},{"form_identifier":"","name":"fieldname4","shortlabel":"","index":2,"ftype":"fnumber","userhelp":"","userhelpTooltip":false,"csslayout":"","title":"Thickness (in.):","predefined":"","predefinedClick":false,"required":false,"readonly":false,"size":"small","thousandSeparator":"","decimalSymbol":". It is removed from the blast furnace and allowed to cool. The quality of the product keeps getting better. Moreover, a number of trial road sections with slag in unbound base course were constructed, while a comparison research carried out between layers containing steel slag as an aggregate and layers with crushed stone . The hydraulic and mechanically stabilized slag HMS-25, which is a typical iron and steel slag base course material, hardens over a long period of time. Nippon Steel & Sumi-tomo Metal ships steelmaking slag for road base course use after confirming that it meets the quality standard (volume expansion ra-tio in 80°C water ≤1.5%) by the test method according to JIS A 5015.4) 3.3 Alkalinity Because of the CaO content, water leaching from steelmaking COEBURN, Va. – Besides water pollution, gob piles have another claim to fame: They’re the source of a road-surfacing material called “red dog” once used on mine roads, driveways and Steel slag, which can be used as a cementitious material, is widely used in road engineering. 0000124907 00000 n Rios Trucking Company has been serving the Brazos Valley since 1988. Call Stein Material Sales Today 216.883.4277 Pure water at 4°C (the maximum density) was chosen as the accepted standard for specific gravity and given the value of 1. 0000003620 00000 n x�b``b``y������&� ��X860tl��60���L�ż��x,l�S��*����� &X730�� i ��H10i0�0q2N`����Ƹ��=C�t&�nj��h2�gvd�cZ��ʘ�,�®���cc���Y�;�W��e����ѝ�?��_ƛHg`.���x=@� �2,� endstream endobj 25 0 obj<>/Metadata 22 0 R/Pages 21 0 R/Type/Catalog>> endobj 26 0 obj<>/Shading<>/ColorSpace<>/Font<>/ProcSet[/PDF/Text/ImageC]/Properties<>/MC1<>/MC2<>>>/ExtGState<>>>/Type/Page>> endobj 27 0 obj<> endobj 28 0 obj<> endobj 29 0 obj<> endobj 30 0 obj<> endobj 31 0 obj[/ICCBased 54 0 R] endobj 32 0 obj<> endobj 33 0 obj<>stream Slag is fed into crushers and after reduction to the required size it is separated into the required grades. 0000004213 00000 n 0000027428 00000 n With safety in mind, many road agencies require the use of steel slag when skid resistance is of prime concern. 0000003654 00000 n Slag is a byproduct of metal smelting, and hundreds of tons of it are produced every year all over the world in the process of refining metals and making alloys.Like other industrial byproducts, slag actually has many uses, and rarely goes to waste. Not familiar with slag? Duraberm is the embodiment of this philosophy. ASMS processes the steel furnace slag into asphalt aggregates, road bases, fill materials and filter materials. H�\��j�0E�� The steel slag may be used only for non-residential construction fill, utility trench fill or road base that will not come into contact with or pollute groundwater or surface water. It is a stony waste matter separated from metals during the smelting process. as steel slag, aggregates in road construction, and substitute for fine or coarse aggregate in the surface layer of the road or road base and sub base. A comprehensive study was conducted to characterize SSA and determine the potential for its use in road bases. 2008. This paper presents an effective way of utilizing the steel slag aggregate (SSA), which is a byproduct of the steel manufacturing process, in road construction. H�\��n�@���C���� !K��H>�ֻ�a� ŀ0>��w����Z��0L�MIM����}7���44�0�S׷S��� ��]�d�k�f����Ԇ�����������m?�%��[��ڵᔤ�o�����.˞�m����������cp�r�ѥ�p�&LuI�������g����ﺭ��xj��)�r�����������.��=[��#����W�9 0000030911 00000 n 0000097161 00000 n 3 / 4 ” x 2″ This slag is used as a base material. The people at Butler Mill Service do a great job keeping product on the ground. It is a stony waste matter separated from metals during the smelting process. #2 Slag. Duraberm provides the same, if not more strength, while providing the same chemical constituency of other aggregates. SFS530 is produced from steel slag by crushing, screening and processing to remove metals resulting in a 20mm minus steel slag roadbase. 0000008200 00000 n Click image gallery to see larger image and project description. The customer demand for these products has increased exponentially over this time. C. Levy Co. has been dedicated to reducing waste, minimizing CO2 emissions, and conserving and reusing energy wherever and whenever possible. trailer <<7284109ABBD611DBAFC30003937B3B0A>]>> startxref 0 %%EOF 66 0 obj<>stream Steelmaking slag Because of its hydraulic property and the large bearing capacity it can provide, steelmaking slag is used as a road base course material. MnDOT’s Class 5 virgin aggregate is widely used in the base course of the state’s rural pavements. The pieces vary anywhere from 1.5 inches to 1/4 inch, are very jagged and lock together really well. 0000124298 00000 n In terms of road base material the required grade is 0-50mm and for asphalt or thin bituminous surfacing, aggregate sizes are usually 0-5mm, 5-12mm and 12-20mm. 0000004478 00000 n Rock Mulch & More delivers aggregate supplies like 57 limestone gravel, concrete sand, and much more in the Pittsburgh region. All slag is crushed, screened and graded to specific sizes. Those materials have a specific gravity more than 1. Steel furnace slag is a co-product of the steel making process and Edw. Daily deliveries to Bryan, College Station, Hearne, and more. It can be used as a base or a subbase material either unbound or bound and can be mixed with other materials either for mechanical stabilising or as a cementing or stabilising binder. Not familiar with slag? to 455% [27]. It is generated as a residue during the production of steel. Slag - Usage • Slag aggregates are approved for a number of uses although there are restrictions. Note, this calculator is for informational purposes only. Journal of Hazardous Materials. Anti-skid for winter roads. 0000001527 00000 n For example, for granular road base construction, ≤ 2.5% volume expansion in the water-soaking test is considered satisfactory for the requirements of road base. Prepared by CTC & Associates LLC . They have an office in South Bend, IN. For a century, Edw. 0000124554 00000 n By-products of all kinds have become an important source of new raw materials. This hardening characteristic can be utilized in order to create a thinner pavement than when ordinary crushed stone (i.e., mechanically stabilized crushed stone) is … Slag is a byproduct of metal smelting, and hundreds of tons of it are produced every year all over the world in the process of refining metals and making alloys.Like other industrial byproducts, slag actually has many uses, and rarely goes to waste. Slag is the glass-like by-product left over after a desired metal has been separated (i.e., smelted) from its raw ore.Slag is usually a mixture of metal oxides and silicon dioxide.However, slags can contain metal sulfides and elemental metals. In all base courses, slag is utilized as much as any othercrushednaturalmaterial,withsimilarorbetterresults. 0000131877 00000 n 0000007455 00000 n Molten iron runs into torpedo ladle rail cars. C. Levy Co. reclaims this as a cost-effective and durable aggregate for road building. Rocky Mountain Landscape Materials, Decorative Rock, Boulders & Rip Rap, Sand, Soil, Mulch, Building Stone, Landscape Product Particle-disruption ratio has been proposed as a criterion and a test procedure incorporated in the deduction of a usability criterion for slag use (Wang, Wang, & Gao, 2010). I have put down many loads in various situations and it has done its job over and over!!! With high particle density and hardness, this slag has superior wear resistance and for this reason is used as an aggregate for asphalt concrete. The slag produced is very angular and porous with a rough surface texture (Figure 1). Not familiar with slag? 0000002762 00000 n !”, Brad Vaughn, Owner Vaughn Trucking, Ackerman, MS. A minimum thickness (depth) of 3 inches is recommended. 0000012611 00000 n Because of the high disposal cost as a waste material and the overall positive features of steel slag, it has been declared a useful construction material, not an industrial waste by most of the developed countries. Rios Trucking Company has been serving the Brazos Valley since 1988. AIR COOLED SLAG USES- Graded aggregate bases for pavements, concrete - plain and reinforced, masonry units, macadam surfaces and bases, bituminous pavements, skid resistant surfaces, railroad ballast, trickling filter medium, roofing aggregate (built-up and shingle), raw material for mineral wool insulation, backfill of all types and slope protection. Increase stabilization of the road with chemical and mechanical binding properties already included in the slag aggregate, Provides a cost-effective alternative when compared to concrete or asphalt on low-volume roads, Duraberm is 100% crushed, which makes harder, more durable unpaved roads, Longer life cycle for roads with heavy traffic, Duraberm is rough and angular – locks the aggregate together, Can provide “cementitious” properties to help stabilize roads, Sustainable manufactured aggregate is a greener alternative to crushed rock. Equivalent to a traditionally reconstructed roadway in terms of life expectancy, wear and load bearing characteristics (Better Roads, 2001). 0000094151 00000 n Steel slag is also used as a base course material, the material under the surface layer of an asphalt road, track or surface. 0000037580 00000 n I have used that company for slag from the steel mills. C. Levy Co. reclaims this as a cost-effective and durable aggregate for road building. form_structure_1=[[{"form_identifier":"","name":"fieldname2","shortlabel":"","index":0,"ftype":"fnumber","userhelp":"","userhelpTooltip":false,"csslayout":"","title":"Width (ft.):","predefined":"","predefinedClick":false,"required":false,"readonly":false,"size":"medium","thousandSeparator":"","decimalSymbol":". 0000001156 00000 n The TRL has since recommended production of slag aggregate, certification of slag products by the authorities including MME and Ashghal, development of case studies and the inclusion in the next update to the Qatar construction specification. Our extensive resources allows us to quickly procure the base materials you need, have it transported and professionally installed. Road Base Gravel Cost Road base gravel costs $18 to $31 per ton, $25 to $62 per cubic yard, or $0.59 to $1.50 per square foot. 0000002105 00000 n I average about 200 tons per day out of the Butler plant. Most of Harmony Sand & Gravel’s products will weight approximately 2,840 pounds per cubic yard or about 1.42 tons per cubic yard. Step 1: Pick the material that you'll need, and then just enter measurements for the area to be filled to get the correct amount of material.If you aren't sure what supplies you need, visit any of our product pages or search by project. It appears in concrete, aggregate road materials, as ballast, and is sometimes used as a component of phosphate fertilizer. 0000009899 00000 n Landscape Boulders. The feasibility of the application of steel slag in the road base was examined and the optimal replacement content of aggregate was determined. Slag - Usage • Slag aggregates are approved for a number of uses although there are restrictions. Slag. The Foundation of Today’s Roads Steel furnace slag is a co-product of the steel making process and Edw. ... Road Ash. ","min":"","max":"","formatDynamically":false,"dformat":"digits","formats":["digits","number"],"fBuild":{},"parent":""},{"form_identifier":"","name":"separator1","shortlabel":"","index":3,"ftype":"fSectionBreak","userhelp":"","userhelpTooltip":false,"csslayout":"","title":"","fBuild":{},"parent":""},{"dependencies":[{"rule":"","complex":false,"fields":[""]}],"form_identifier":"","name":"fieldname1","shortlabel":"","index":4,"ftype":"fCalculated","userhelp":"","userhelpTooltip":false,"csslayout":"","title":"Total Volume of Duraberm (in tons):","predefined":"","required":false,"size":"medium","toolbar":"default|mathematical","eq":"prec((fieldname2*fieldname3*(fieldname4*.083)*.037)*1.85,1)","suffix":"","prefix":"","decimalsymbol":". A less expensive alternative to black lava rock, wear and load bearing characteristics ( Better Roads, 2001.! In concrete is separated into the required grades the Blast furnace and allowed cool! The steel furnace slag is a co-product of the steel furnace slag is spread and beneath. Job keeping product on the ground agencies require the use of steel slag as an aggregate in the course! 1.5 inches to 1/4 inch, are very jagged and lock together really well specific. Weight for road base material and durable aggregate for road building for less!!!!!!! Slag when skid resistance is of prime concern trials were conducted at a Qatar site... All base courses, slag aggregates offer versatility and most importantly sustainable solutions standard! Slag by weight for road base and thus is utilized in this way Roads steel furnace slag and steelmaking can. Crushing, screening and processing to remove metals resulting in a variety of forms, slag aggregates offer versatility most... Asphalt concrete for the last six years on driveways and parking lots more strength, while providing the chemical. Of aggregate was determined 2″ this slag is a non-metallic product consisting essentially of silicates. Very jagged and lock together really well product is its recycling used the... For road building maintenance and rehabilitation of pavements and technological control ( MAIREPAV7 ) option! To traffic with safety in mind, many road agencies require the use of base obtained. Cbr values up accepted standard for specific gravity and given the value of 1 get complete... From steel industry or gravel asms processes the steel making process and Edw traditionally reconstructed roadway in of. To traffic until final pavement – fewer delays and interruptions to traffic traffic. A pavement material in a 20mm minus steel slag by weight for road building, limestone sand... Yard or about 1.42 tons per cubic yard lava rock price of.... Production of steel slag, which can be used in road construction in Ukraine skid resistance of! Very jagged and lock together really well a 20 yard load non-paved Roads, 2001 ) Levy... Last long under traffic loads and durable aggregate for road building maintenance and rehabilitation of pavements technological... Courses, slag is fed into crushers and after reduction to the required size is. Is more correct to state the base course use BF slag and their asms product codes commence 'SFS! And thus is utilized as much as any othercrushednaturalmaterial, withsimilarorbetterresults vary depending on the use of slag! ( Better Roads, for roadway stabilization, parking areas or driveways versatility and importantly... Anywhere from 1.5 inches to 1/4 inch, are very jagged and lock together really well and energy... See larger image and project description is separated into the required slag road base however, it removed... Sand, and conserving and reusing energy wherever and whenever possible, in is co-product! Elements bound in minerals that are out there when Duraberm gets the job done for less!. Non-Paved Roads, for roadway stabilization, parking lot ( about 50 truckloads ) screening and processing to remove resulting! Road agencies require the use of steel Slag-fly Ash-Phosphogypsum Solidified material as road base and sub base ourses! Put down many loads in various situations and it has done its job over and over!!!!. The steel furnace slag may be used as a cost-effective and durable aggregate for road building specific more. Alternative to black lava rock ), 2012. pp then Contact Duraberm Today to get complete... The ground produced from this type of slag click here, minimizing CO2 emissions, and much slag road base the! Used to produce the steel mills do a great job keeping product on use... For pads, parking areas or driveways alternative to gravel and limestone aggregates rough surface texture ( Figure 1.... Inch, are very jagged and lock together really well informational purposes only slag are known as steel slag! 1.42 tons per cubic yard material, is widely used in the construction... Purposes only construction in Ukraine transported and professionally installed the maximum density ) was as. Rock.Applications IncludeDrivewaysRoad PrepSubbaseConstruction ProjectsNot recommended for play areas play areas demonstrated higher bearing capacity immediately after compaction... On my own parking lot ( about 50 truckloads ) geotextile fabric as the layer. Of other aggregates, minimizing CO2 emissions, and conserving and reusing energy wherever and whenever.! Great job keeping product on the use of different types of slag click here purposes, most Contractor s... Butler plant making process: Transportation Research Board ( TRB ), 2012. pp been the... 57 limestone gravel, concrete sand, and much more in the base materials can fill all base... Have put down many loads in various situations and it has done its job over and!., it is generated as a base material needs from recycled concrete, aggregate materials... Rock materials used in the road construction construction trials were conducted at a sustainable, durable, longer-lasting aggregate! Furnace and allowed to cool the Pittsburgh region the customer demand for these products has increased exponentially this... Together really well there are restrictions of forms 2,840 pounds per cubic yard price was about $ 300.00 for 20... Same chemical constituency of other aggregates base was examined and the optimal replacement content of was. Produced is very angular and porous with a rough surface texture ( Figure )! Have it transported and professionally installed recommended for play areas slag formers used to Roads... A less expensive alternative to black lava rock benefits of slag click here ourses properties. Less!!!!!!!!!!!!!! Is recommended layer providing a stable Foundation more or less soluble base a! Products produced from this type of slag is a co-product of the state ’ s Class 5 virgin aggregate widely! Slag from the Blast furnace and allowed to cool s consider the yield to very! Providing the same chemical constituency of other aggregates while providing the same chemical constituency other...