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  • Laboratory Performance of Recycled Concrete Aggregate as RECYCLED CRUSHED CONCRETE BASE COURSE PART 1 G E N E

    Laboratory Performance of Recycled Concrete Aggregate as Base course Material Nazanin Ardalan1 Douglas Wilson2 Thomas Larkin3 1 laboratory based tests and compares the characteristics of tested RCAg with the specification of Basecourse materials NZTA M4 in New Zealand and comments upon their appropriateness for pavement construction According to tests results tested RCAg has proven CITY OF HOUSTON RECYCLED CRUSHED STANDARD SPECIFICATION CONCRETE BASE COURSE 2 07/01/ 104 SUBMITTALS A Conform to requirements of Section Submittal Procedur

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  • Changes to Section 26 Aggregate Bases in Caltrans Recycled concrete aggregate as a base course material in

    In the new standard specifications there has been a change to Section 26 Aggregate Bas The most exciting of which is that there is no longer a provision that only 50 of the aggregate base can be made from recycled materialsRecycled concrete aggregate as a base course material in Western Australian road A specification for recycled products is developed in Leek and Siripun The following terms are used in

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  • Comparison of Specifications for Recycled Concrete 32 11 23 Aggregate Base Course UDFCD

    This paper reviews existing specifications specifically for the application of crushed concrete or recycled concrete aggregate RCA as pavement material for unbound subbases and basecoursSECTION 32 11 23 AGGREGATE BASE COURSE PART 1 GENERAL 101 SECTION INCLUDES A The WORK to be performed includes the preparation of the aggregate base course foundation and the production stockpiling hauling placing and compacting of aggregate base course 102 RELATED SECTIONS A The following is a list of SPECIFICATIONS which may be related to this section 1

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  • A Specification for Recycled Aggregate for use in Minor STANDARD SPECIFICATIONS FOR HIGHWAY CONSTRUCTION

    A Specification for Recycled Aggregate for Minor Schemes September Foreword The development of this specification for recycled aggregate originated from the recognition that high quality aggregates were and are being specified as the unbound sub base materials for minor schemes such as car parks cycle paths estate roads footpaths etc where very low traffic load is SUMMARY OF SPECIFICATIONS DECEMBER 1 SPEC NO DESCRIPTION Section 2 Grade Construction 21 Clearing 23 Grading 24 Culverts 25 Riprap 26 Topsoil Placement 27 Underground Electrical Conduits 28 Perforated Pipe Subdrains 29 Salvage of Base Course and Pavement Material 210 Manholes Inlets and Catch Basins 212 Fencing 213 Livestock Guards 215 Metal Bin Retaining

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  • Item P 219 Recycled Concrete Aggregate Base CourseSpecifications For CRUSHED AGGREGATE BASE COARSE 2 3

    This item consists of a base course composed of recycled concrete aggregate crushed to meet a particular gradation constructed on a prepared course in accordance with these specifications and in conformity to the dimensions and typical cross sections shown on the1 Specifications For CRUSHED AGGREGATE BASE COARSE 2 3 COMPACTION GRAVEL Maintenance and Construction Work The Town of Rice Lake will be accepting bid proposals on a cost per ton basis for the following materials to be picked up

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  • New Standard Adopted for Recycled Glass in Pavements City of Regina Standard Construction Specification SECTION

    The use of recycled materials in pavements has received a boost with the adoption of a new national specification for recycling glass in soil aggregate base cours The specification entitled Glass Cullet Use for Soil Aggregate Base Course was adopted by the American Association of Statebe used as a substitute for natural aggregate where the recycled aggregate meets all gradation and property requirements included within this specification and approved by the Engineer

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  • Item P 219 Recycled Concrete Aggregate Base CourseRecycled Aggregate calrecyclecagov

    This item consists of a base course composed of recycled concrete aggregate crushed to meet a particular gradation constructed on a prepared course in accordance with these specifications and in conformity to the dimensions and typical cross sections shown on theAn overview of recycling concrete and ashphalt into aggregate base including Greenbook and CalTrans specifications organizations and siting considerations in California Published by the California Integrated Waste Management Board information update d regularly

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  • Edil No 68 Specifications for Recycled Materials Used as CW SUB GRADE SUB BASE AND BASE COURSE

    2 This report provides recommendations and specifications for recycled asphalt pavement and recycled concrete aggregate that can be used as unbound base courseWhere base course is being placed under an asphaltic concrete pavement the aggregate retained on a No 5 000 sieve will contain not less than 35 crushed aggregate as determined by actual particle count

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  • SPECIAL SPECIFICATION Cold Processed Recycled Reclaimed Concrete Material User Guideline Granular

    1 5 7 99 Specifications SPECIAL SPECIFICATION Cold Processed Recycled Paving Material RPM for Use as Aggregate Base Course 1 DescriptionStandard Specification for Materials Aggregate and Soil Aggregate Subbase Base and Surface Courses AASHTO Designation M147 70 Part I Specifications 14th Edition American Society for Testing and Materials

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  • dotstatemnusAggregate Base Course Acme Sand Gravel

    s Sieve Size 2 in 11/2 in 1 in 3/4 in 3/8 in No 4 No 10 No 40 No 200 Table 5 Base and Surfacing Aggregate containing more than 75 percent recycled concrete Aggregate Base Course Aggregate Base Course often referred simply as ABC has certain desirable properti Base Course in pavements refers to the sub layer material of an asphalt roadway and is placed directly on top of the undisturbed soil Sub Grade so as to provide a foundation to support the top layers of the pavement

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  • Use of RECYCLED AGGREGATES In CONCRETE A Paradigm ShiftRecycled Materials Specifications

    The use of recycled aggregates in concrete prove to be a valuable building materials in technical environment and economical respect Recycled aggregate posses relatively lower bulk density crushing and impact values and higher water absorption as compared to natural aggregateAggregat Specification 902 Fine Aggregate Local materials Any materials meeting requirements for size hardness and durability Screenings from reclaimed Portland Cement Concrete pavement Specification 334 Crushed Glass not in surface course Specification 901 Coarse Aggregate Reclaimed Portland Cement Concrete Specification 911 Base Reclaimed Portland Cement Concrete

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  • P 208 Aggregate Base Course michigangovProject Suggests Blended Recycled Base Course Stronger

    BUREAU OF AERONAUTICS STANDARD SPECIFICATION P 208 Aggregate Base Course DESCRIPTION 11 This item shall consist of a base course composed of a partially crushed and uncrushed coarse aggregate combined with natural fine aggregates sand and soil It shall be constructed on a prepared underlying course in accordance with these specifications and shall conform to the dimensions and unbound base course containing a blend of recycled concrete aggregate and foundry sand with a control base course of limestone The design construction and monitoring of the test sections were partially funded through a

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  • Use of Recycled Aggregates in Construction ccaaauRef WB W 209/32/105 27 March

    appropriate specifications for manufactured sand In other construction applications such as pavement roadbase and sub base there is limited information on the performance of each material as assessment appeared to be based on field trials especially those by road authoriti In all cases the availability and consistency of supply are prerequisites for the use of manufactured and recycled The use of recycled aggregates as sub base materials for footpaths is being examined and if found feasible a separate particular specification will be issued in due course Policy 6 The project department should consider using recycled aggregates in lieu of materials wherever possible in the planning and design of a project in accordance with the particular specifications in this

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  • Caltrans Specifications for Aggregate Base and SubbaseANALYSIS OF USING RECLAIMED ASPHALT PAVEMENT RAP

    The California Department of Transportation Caltrans provides specifications for the use of recycled aggregate sometimes referred to as crushed miscellaneous base CMB as base section 26 or subbase section 25 on road projectsAggregate base course Class 6 is one of seven classes of unbound aggregate bases that may be used ABC Class 6 is the prevalent base type that is used through out the state

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