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stone mastic asphalt aggregate size

  • (PDF) Effects of filler type and particle size on ,

    Effects of filler type and particle size on permanent deformation of Stone Mastic Asphalt (SMA) mixtures , in turn leads the asphalt cement to coat the aggregate particles with a thicker film .

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  • Effect of Mineral Filler Type and Particle Size on Asphalt ,

    content consists of 10% by total weight of aggregate with three proportions; passing 75micron (µm), 50/50 % passing 75µm/20µm, and passing 20µm was and filler particle size on some properties of asphalt-filler mastics and Stone Mastic products wastes as filler improves the properties of asphalt-filler mastic and SMA mixtur

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  • Stone Mastic Asphalt Trials in Ontario

    rience using local aggregates, fillers, engineered asphalt cements, and fibers SMA is a gap-graded, dense, hot-mix asphalt with a large proportion of coarse aggregate (passing 2 mm limited to about 20 percent, all crushed material) and a rich asphalt cement/ filler mastic The coarse aggregate forms a high-stability structural matrix

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  • SPECIFICATION FOR STONE MASTIC ASPHALT SURFACE ,

    The aggregate grading and binder content at the target composition shall conform to Table D32A, Table D32B or Table D32C as appropriate D321 Specification for 14mm stone mastic asphalt surface course Table D32A Target limits for composition for 14 SMA surface course mixtur SMA 14 surf 40/60 EN nomenclature SMA 14 surf 40/60

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  • MATERIAL SPECIFICATION FOR SUPERPAVE AND STONE ,

    Nominal Maximum Aggregate Size (NMAS)means one sieve size larger than the first sieve to retain : more than 10% Performance Graded Asphalt Cement (PGAC) , Stone Mastic Asphalt or Stone Matrix Asphalt (SMA) means HMA consisting of two parts of a coarse aggregate skeleton and an asphalt binder rich mortar The mix has a gap graded aggregate .

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  • MATERIAL SPECIFICATION FOR SUPERPAVE AND STONE ,

    MATERIAL SPECIFICATION FOR SUPERPAVE AND STONE MASTIC ASPHALT MIXTURES TABLE OF CONTENTS 115101 SCOPE 115102 REFERENCES 115103 DEFINITIONS 115104 DESIGN AND SUBMISSION REQUIREMENTS , Maximum Aggregate Size means one sieve size larger than the nominal maximum aggregate size

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  • A summary of road surfaces options and characteristics

    SMA on the other hand consists mainly of a stone grading with a much smaller amount of filler As the total aggregate surface area is much smaller it requires much less bitumen to bind it HRA wearing course (top layer) is typically laid at 50mm thickness and needs to be because the rolled in chippings are 20mm nominal size

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  • SPECIFICATIONS FOR ASPHALT PAVING, MATERIALS, ,

    specifications in conformance with OPSSMUNI 1151 for SuperpaveTM and Stone Mastic Asphalt (SMA) mix Trial plant mixes are required Alternatively, the contractor/supplier may present , Asphalt aggregates shall conform to OPSS 1001 and OPSSMUNI 1003 , sample size of 10 kg as given in OPSS 310, Table 6 Samples obtained from the

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  • Stone Mastic Asphalt - Civil Engineering

    These are Dense Graded asphalt, Stone Mastic Asphalt and Open Graded Asphalt Stone mastic asphalt (SMA) is a stone-on-stone like skeletal structure of gap graded aggregate, bonded together by mastic, which actually is higher binder content, filler and fiber to reduce the binder drain

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  • Effect of Filler Type and Particle Size on Moisture ,

    particle size on the moisture susceptibility of Stone Mastic Asphalt (SMA) mixtur Tensile strength and retained Marshall Stability of each mixture was measured and was compared to the reference .

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  • GUIDANCE NOTES APPLICATION OF POLYMER MODIFIED ,

    1 Introduction 11 This set of Guidance Notes updates the application of polymer modified stone mastic asphalt with 10mm nominal maximum aggregate size (PMSMA10) on bituminous

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  • Breedon Asphalt & Building Materials | Breedon Group

    Essentially, asphalt is a combination of aggregate (crushed rock and / or sand) and bitumen (derived from crude oil) Asphalt may also incorporate additives to improve performance (eg fibres, wax, polymers and pigments) Asphalt is commonly used in the construction of roads, pathways, car parks, driveways and play areas

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  • Mix Types - Pavement Interactive

    STONE MASTIC ASPHALT GENERAL 50201 SCOPE 1 The work under this specification consists of the supply and application of stone mastic asphalt (hereafter referred to as asphalt) as a pavement wearing course 2 Details of the location and extent of asphalt work are either summarised at Annexure 502A, or are shown on the Drawings Details 3

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  • Roadsurfacing & Contracting - Kilsaran International

    Boasting the most modern fleet of road surfacing equipment in Ireland, the Road Surfacing and Contracting division offers unrivalled expertise in the supply and laying of superior quality bituminous road surfacing materials The highly qualified road surfacing team all have backgrounds in civil engineering and have a wealth of knowledge and experience in road surfacing, pavement design .

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  • ONTARIO OPSSMUNI 1151 PROVINCIAL April 2018 ,

    mixes for each nominal maximum aggregate size RAP Content : means the amount of RAP expressed as a percentage by mass of the mix April 2018 Page 4 of 25 OPSSMUNI 1151: Reclaimed Asphalt Pavement (RAP)means the processed HMA material that is recovered by partial or , Stone Mastic Asphalt or Stone Matrix Asphalt (SMA) means HMA consisting of .

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  • M10 Notes to the Specification for Dense Graded and Stone ,

    NZTA M10 Notes:2014 SP/NM10 140905 Notes to the Specification for Dense Graded and Stone Mastic AsphaltPage 3 of 13 particles derived from aggregates as well as added fine materials such as lime, fly ash, etc In practice, materials used as added filler are comprised predominantly of particles smaller than 0075

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  • Asphalt concrete - Wikipedia

    Asphalt concrete (commonly called asphalt, blacktop, or pavement in North America, and tarmac, bitumen macadam, or rolled asphalt in the United Kingdom and the Republic of Ireland) is a composite material commonly used to surface roads, parking lots, airports, as well as the core of embankment dams It consists of mineral aggregate bound together with asphalt, laid in layers, and compacted

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  • DPWH Accredited Contractors Materials Engineer: ITEM 734 ,

    The Stone Mastic Asphalt shall be composed of high proportion of coarse aggregates, fine aggregates, mineral filler and a bituminous material mixed in a central plant Cellulose fibers, either pure or bitumen coated, shall be added to the mix to absorb the excess binder and to improve the properties of the asphalt ,

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  • Highways and Transportation Surfacing Guidelines Surface ,

    Highways and Transportation Surfacing Guidelines Surface Courses Notes for Guidance on selection of materials (continued): Generic Stone Mastic Asphalt (SMA 10 (or 14) Surf 40/60) An alternative to HRA and Thin Surface Courses, for use on roads with speeds limits less than 40 mph

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  • Difference Between Dense Bitumen Macadam And Asphalt Concrete

    a comparison between bending and diametral1999 6 25 abstract this paper presents laboratory fatigue results on five bituminous paving mixtures, including a hot rolled asphalt, a dense bitumen macadam and a stone mastic asphalt

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  • GUIDANCE NOTES APPLICATION OF POLYMER MODIFIED ,

    1 Introduction 11 This set of Guidance Notes updates the application of polymer modified stone mastic asphalt with 10mm nominal maximum aggregate size (PMSMA10) on bituminous

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  • Functional Performance of Stone Mastic Asphalt Pavements ,

    mixtures of stone mastic asphalt (SMA), fabricated with the same polymer modified binder, but with different maximum aggregate size (MAS) (SMA11 and SMA16) The acoustic absorption, the dynamic stiffness, the surface texture and the tire/pavement noise were assessed The bituminous

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  • HMA Mix Types - Hawaii Asphalt Paving Industry

    Aggregate (crushed stone or gravel and manufactured sands), asphalt binder (with modifiers) Information Open-graded mixes are usually more expensive per ton than dense-graded HMA, but the unit weight of the mix when in-place is lower, which partially offsets the higher per-ton cost

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  • Investigating the Effects of Maximum Size of Aggregate on ,

    stone mastic asphalt particularly at high temperatur Rutting potential of four stone mastic asphalt concrete mixtures prepared with four nominal maximum sizes of aggregates ie 95 mm, 12 mm, 19 mm & 254 mm and tested using Wheel Tracker at 25, 40 and 60oC has been investigated A

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