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Evaluation of steel slag coarse aggregate in hot mix
Jun 15, 2009· Steel slag used in paving mixes should be limited to replace either the fine or coarse aggregate fraction, but not both, since hot mix asphalt containing 100% steel slag is susceptible to high void space and bulking problems due to the angular shape of steel slag aggregate.
Performance of Steel Slag Aggregates in Hot-Mix Asphalt
The 2016 trial project included a one-mile trial section of hot-mix asphalt pavement constructed using steel slag aggregate as a replacement for 20 percent of the coarse aggregate in the HMA. The trial section was part of a project that improved five miles of SR 203 by grinding out the existing pavement and replacing it with new pavement.
Evaluation of Steel Slag Fine Aggregate in Hot-Mix Asphalt
Jan 01, 1997· Since a considerable amount of steel slag is produced in the southwestern part of Pennsylvania around Pittsburgh, where natural fine aggregate sources are limited, an evaluation was undertaken to determine the feasibility of using “cured” steel slag fine aggregate in hot-mix asphalt
Steel Furnace Slag in Hot Mix Asphalt Purdue University
Industrial Materials Conference November 29, 2012 Rebecca S. McDaniel, PE, PhD Technical Director Steel Furnace Slag in Hot Mix Asphalt
Investigation of using steel slag in hot mix asphalt for
Apr 01, 2018· In this study, steel slag was used, as a replacement for mineral aggregate, in hot mix asphalt. Two hot mix asphalt mixtures with an equivalent nominal aggregate size of 12.5 (C12.5) and 19 mm (C19) were produced using steel slag. In addition, one conventional hot mix asphalt mixture of C19 was produced using mineral aggregate for comparison
STEEL SLAG IN HOT MIX ASPHALT CONCRETE TRID
steel slag in hot mix asphalt concrete In September 1994, steel slag test and control sections were constructed in Oregon to evaluate the use of steel slag in hot mix asphalt concrete (HMAC). This report covers the construction and five-year performance of a pavement constructed with 30% steel slag.
Performance evaluation of hot mix asphalt containing
Aug 29, 2020· Copper slag is an industrial waste generated during extraction and refining of copper. An attempt has been made to assess the suitability of copper slag as partial replacement of virgin fine aggregate in hot mix asphalt (HMA).
Behavior of a Hot Mix Asphalt using Blast Furnace Slag and
modified asphalt with Gilsonite. It is possible to obtain a HMA mixture with good mechanical properties when 21% (in mass) of the natural aggregate was substituted by BFS and AC was modified with G in a proportion of G/AC = 10% in mass. Keywords: Blast furnace slag, Hot mix asphalt, Gilsonite, Modified asphalt. INTRODUCTION
STEEL SLAG IN HOT MIX ASPHALT CONCRETE Final Report
of steel slag in hot mix asphalt concrete (HMAC). his report covers the construction and five-year performance of a pavement constructed with 30% steel slag. Asphalt concrete can be produced and the pavement constructed readily in Oregon when crushed steel slag is used as a portion of the aggregate.
(PDF) Steel Slag Aggregate For Asphalt Pavement
Although not a spec ial requirement to steel slag asphalt mix, Evaluation of steel slag coarse aggregate in hot mix asphalt . concrete, J. Hazard. Mater. 165 (2009) 300–305.
Investigation of using steel slag in hot mix asphalt for
In this study, steel slag was used, as a replacement for mineral aggregate, in hot mix asphalt. Two hot mix asphalt mixtures with an equivalent nominal aggregate size of 12.5 (C12.5) and 19 mm (C19) were produced using steel slag. In addition, one conventional hot mix asphalt
Behavior of Hot-Mix Asphalt Containing Blast Furnace Slag
Significant amounts of blast furnace slag (BFS) are generated daily as by-product from iron and steel industries. This waste material usually has interesting physical properties and mineralogical and chemical composition, which can be useful as granular aggregate in the production of hot mix asphalt
Steel Slag User Guideline Asphalt Concrete User
INTRODUCTION. Steel slag can be processed into a coarse or fine aggregate material for use in dense- and open-graded hot mix asphalt concrete pavements, (1,2,3) and in cold mix or surface treatment applications. (4) Proper processing of steel slag and special quality-control procedures are extremely important in selecting steel slag for use in asphalt
STEEL SLAG IN HOT MIX ASPHALT CONCRETE TRID
steel slag in hot mix asphalt concrete In September 1994, steel slag test and control sections were constructed in Oregon to evaluate the use of steel slag in hot mix asphalt concrete (HMAC). This report covers the construction and five-year performance of a pavement constructed with 30% steel slag.
Behavior of a Hot Mix Asphalt using Blast Furnace Slag and
modified asphalt with Gilsonite. It is possible to obtain a HMA mixture with good mechanical properties when 21% (in mass) of the natural aggregate was substituted by BFS and AC was modified with G in a proportion of G/AC = 10% in mass. Keywords: Blast furnace slag, Hot mix asphalt, Gilsonite, Modified asphalt
STEEL SLAG IN HOT MIX ASPHALT CONCRETE Final Report
of steel slag in hot mix asphalt concrete (HMAC). his report covers the construction and five-year performance of a pavement constructed with 30% steel slag. Asphalt concrete can be produced and the pavement constructed readily in Oregon when crushed steel slag
A review on utilization of steel slag in hot mix asphalt
Aug 28, 2020· Steel slag as aggregate has many well-known applications in road construction such as, hot mix asphalt, cement concrete mix, antiskid-layer, granular-base and subbase layers. This paper review development in various aspects of utilizing steel slag aggregate in dense graded hot mix asphalt.
STEEL SLAG IN HOT MIX ASPHALT CONCRETE Final Report
of steel slag in hot mix asphalt concrete (HMAC). his report covers the construction and five-year performance of a pavement constructed with 30% steel slag. Asphalt concrete can be produced and the pavement constructed readily in Oregon when crushed steel slag is used as a portion of the aggregate.
Steel Slag User Guideline Asphalt Concrete User
INTRODUCTION. Steel slag can be processed into a coarse or fine aggregate material for use in dense- and open-graded hot mix asphalt concrete pavements, (1,2,3) and in cold mix or surface treatment applications. (4) Proper processing of steel slag and special quality-control procedures are extremely important in selecting steel slag for use in asphalt paving mixes.
REPLACEMENT OF COARSE AGGREGATE WITH STEEL SLAG IN
Hot mix asphalt (HMA) is a merger of 95% stone, sand, or gravel bound together by asphalt cement. Steel slag is a byproduct of the steel making process. The use of Steel slag in HMA can have a large economical, environmental, and engineering impact in pavement construction. Introduction of steel slag as aggregates reduces
Behavior of Hot-Mix Asphalt Containing Blast Furnace Slag
Significant amounts of blast furnace slag (BFS) are generated daily as by-product from iron and steel industries. This waste material usually has interesting physical properties and mineralogical and chemical composition, which can be useful as granular aggregate in the production of hot mix asphalt (HMA).
STEEL SLAG IN HOT MIX ASPHALT CONCRETE TRID
steel slag in hot mix asphalt concrete In September 1994, steel slag test and control sections were constructed in Oregon to evaluate the use of steel slag in hot mix asphalt concrete (HMAC). This report covers the construction and five-year performance of a pavement constructed with 30% steel slag.
Properties and Uses of Steelmaking Slag IspatGuru
Nov 14, 2018· Due to the high heat capacity, steelmaking slag aggregates have been observed to retain heat considerably longer than conventional natural aggregates. The heat retention characteristics of steelmaking slag aggregates can be advantageous in hot mix asphalt repair work. Uses of steelmaking slag. Steelmaking slag has several applications.
Steel Slag as an Aggregate Replacement in Malaysian Hot
As natural aggregate sources are becoming depleted due to high demand in road construction and the amount of disposed waste material keeps increasing, researchers are exploring the use of alternative materials which could preserve natural sources and
The Road to Sustainability: Using Steel Slag for Asphalt
According to the Washington State Department of Transportation’s Use of Steel Slag Aggregate in Pavements report in 2015, a high iron oxide content in steel slag aggregates creates pavement that is both hard and dense, making it a superior choice over natural aggregates such as rocks in creating hot mix asphalt.. Also, when used in bituminous pavements, slag offers the advantages of high
WASTE MATERIALS IN HOT MIX ASPHALT AN OVERVIEW
The hot mix asphalt (HMA) industry has been pressured in recent years to incorporate a wide variety of waste materials into HMA pavements. This has raised the following legitimate It is the slag which builds up on the heat-absorbing surfaces of the furnace, and which subsequently falls to the bottom of the
Hot-Mix Asphalt that Contains Nickel Slag Aggregate
Air-cooled (AC) nickel slag is evaluated for highway construction applications as an aggregate in hot-mix asphalt (HMA). The AC nickel slag is a liquid coproduct of nickel production that is solidified under ambient conditions. The laboratory evaluation program, which was carried out to determine the characteristics of the AC nickel slag
Use of Steel Slag Aggregate in Pavements Report November
Use should be limited to hot-mix asphalt with laboratory testing required to assess the quality of the aggregate and its strength under repeated loads and moisture. All projects using steel slag aggregate should be classified as experimental. WSDOT is proposing a pilot project in 2016 to evaluate the use of SSA on an asphalt paving project.
A review on utilization of steel slag in hot mix asphalt
Aug 28, 2020· Steel slag as aggregate has many well-known applications in road construction such as, hot mix asphalt, cement concrete mix, antiskid-layer, granular-base and subbase layers. This paper review development in various aspects of utilizing steel slag aggregate in dense graded hot mix asphalt.
REPLACEMENT OF COARSE AGGREGATE WITH STEEL SLAG IN
Hot mix asphalt (HMA) is a merger of 95% stone, sand, or gravel bound together by asphalt cement. Steel slag is a byproduct of the steel making process. The use of Steel slag in HMA can have a large economical, environmental, and engineering impact in pavement construction. Introduction of steel slag as aggregates reduces
Behavior of Hot-Mix Asphalt Containing Blast Furnace Slag
Significant amounts of blast furnace slag (BFS) are generated daily as by-product from iron and steel industries. This waste material usually has interesting physical properties and mineralogical and chemical composition, which can be useful as granular aggregate in the production of hot mix asphalt (HMA).
Hot-Mix Asphalt that Contains Nickel Slag Aggregate
Air-cooled (AC) nickel slag is evaluated for highway construction applications as an aggregate in hot-mix asphalt (HMA). The AC nickel slag is a liquid coproduct of nickel production that is solidified under ambient conditions. The laboratory evaluation program, which was carried out to determine the characteristics of the AC nickel slag
Aging effect condition on hot asphalt mixtures marshall
The technology of using waste for road construction by using slag as an aggregate substitute can reduce costs as well as environmentally friendly technology. Hot mix asphalt pavement (HMA) will experience aging both short and long term, this study was conducted to see how the effects of aging in hot asphalt mixtures by using slag. There were three types of mixtures in this study with different
Properties and Uses of Steelmaking Slag IspatGuru
Nov 14, 2018· Due to the high heat capacity, steelmaking slag aggregates have been observed to retain heat considerably longer than conventional natural aggregates. The heat retention characteristics of steelmaking slag aggregates can be advantageous in hot mix asphalt repair work. Uses of steelmaking slag. Steelmaking slag has several applications.
MATERIAL SPECIFICATION FOR AGGREGATES HOT MIX
Hot Mix Asphalt (HMA) means hot mixed, hot laid asphaltic conc rete. The terms are used interchangeably. HMA may include recycled or specialty mixes. Nickel Slag means the non-metallic product resulting from the production of nickel. Page 3 Rev. Date: 11/2013 OPSS.MUNI 1003
The Road to Sustainability: Using Steel Slag for Asphalt
According to the Washington State Department of Transportation’s Use of Steel Slag Aggregate in Pavements report in 2015, a high iron oxide content in steel slag aggregates creates pavement that is both hard and dense, making it a superior choice over natural aggregates such as rocks in creating hot mix asphalt.. Also, when used in bituminous pavements, slag offers the advantages of high
WASTE MATERIALS IN HOT MIX ASPHALT AN OVERVIEW
The hot mix asphalt (HMA) industry has been pressured in recent years to incorporate a wide variety of waste materials into HMA pavements. This has raised the following legitimate It is the slag which builds up on the heat-absorbing surfaces of the furnace, and which subsequently falls to the bottom of the
SAFETY DATASHEET APAC-Central, Inc
BASE ASPHALT PAVEMENT MIX Revision: 11 June 2015 Page: 1/6 . SAFETY DATASHEET. OSHA HCS (29 CFR1910.1200) Product identifier Base Asphalt Pavement Mix Chemical Name Mixture CAS No. Mixture Trade Name(s) Petroleum Asphalt / Road Paving Asphalt / Hot Mix Asphalt / Blacktop / Bitumen / Warm Mix Asphalt
STONE MATRIX ASPHALT SMA
AASHTO 164-14, Quantitative Extraction of Asphalt Binder from Hot Mix Asphalt (HMA) ASTM D7643-16, Standard Practice for Determining the Continuous Grading Temperatures and Continuous steel slag aggregate material specified as measured chemically. The steel slag material was as 84% metallic and 27% ferrous oxide (FeO).
Expansion Level of Steel Slag Aggregate Effects on TRID
It was observed that the level of steel slag expansion changes some of the material’s individual properties, which can affect the volumetric parameters of the mix design. The use of steel slag as aggregate in HMA also improves the mechanical properties of non-aged asphalt mixtures.
Evaluation of Steel Slag Powder as Filler in Hot Mix
The objective of this article is to evaluate the feasibility of using SSP as a filler in hot-mix asphalt mixtures (HMAs), with the aim to eliminate the volume expansion of steel slag asphalt mixture while retaining good pavement performance. First, a common AC-13 mixture was designed with limestone aggregate and mineral filler.
Laboratory Evaluation on Recycling Waste Phosphorus Slag
Jul 07, 2013· Laboratory tests were conducted to evaluate the feasibility of recycling phosphorus slag into hot-mix asphalt (HMA) as mineral fillers. The elemental composition of phosphorus slag was analyzed by energy dispersive spectroscopy (EDS). The pH value, gradation, hydrophilic index, heat stability, and other properties related to mineral filler in
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