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Repeated load triaxial tests were also conducted on blends. The test results indicated that the recycled glass could be blended with recycled crushed rock by up to 30% by mass and provide satisfactory engineering performance to be used as a pavement subbase material.
MATERIAL SPECIFICATION FOR . AGGREGATES - BASE, SUBBASE, SELECT SUBGRADE, AND BACKFILL MATERIAL . TABLE OF CONTENTS . ... This specification covers the material requirements for aggregates for use in base, subbase, select subgrade, ... Deleterious Material means materials from the recycling stream other than glass, ceramic, reclaimed asphalt
This paper presents the findings of a field and laboratory evaluation on the use of recycled glass blends as unbound pavement base/ subbase materials.
These sub-base aggregates are often cheaper than their quarried equivalents and have similar technical specification. Many of the recycled sub base aggregates available are fully certificated enabling them to be used on most construction projects. *Please Select a Recycled .
This specification covers the material requirements for aggregates for use in base, subbase, select subgrade, granular surface, shouldering, and backfill material. ... means materials from the recycling stream other than glass, ceramic, reclaimed asphalt pavement, and reclaimed concrete materials that includes but is not limited to the ...
Using a mix of recycled aggregate, Type 1 Graded is a 50mm, evenly graded material used as a sub-base for haul roads, hard standings and pathways. Although it does not meet the specification for highways works, it is a good alternative for areas that are not highly trafficked. Delivery Options
Specification for Aggregates – Base, Subbase, Select Subgrade, and Backfill Material . Note a: Granular A, B Type I, or M may contain up to 15% by mass of crushed glass and ceramic material combined. Note b: Granular A, B Type I, M, and S shall not contain more than 1% by mass of deleterious material. Granular
CHAPTER 7 Engineered Granular Mixes NYSDOT Geotechnical Page 7-8 June 17, 2013 Design Manual • Suitable quality control/quality assurance (QC/QA) procedures should be included in all specifications using recycled materials. 7.2 SUBBASE COURSE Subbase Course is the layer of aggregate material of the pavement structure placed on the
Processed Miscellaneous Base (PMB) also allows recycled aggregate. The Greenbook states that PMB "shall consist of broken or crushed AC, PCC, railroad ballast, glass, crushed rock, rock dust, or natural material." Select Subbase is the Greenbook's only aggregate subbase category. It allows recycled .
paper focuses on using recycled concrete as a subbase material for highways. Concrete cubes produced from concrete tests such as compression strength, have been crushed to produce different particle sizes so as to satisfy the gradations requirements according to the Iraqi specifications for subbase martial.
Section 301 Base, Subbase, and Subgrade Aggregate 301.1 Description Revise 301.1 to clarify that 301 does not apply to all of part 3 but only to 305 -313 and 350. (1) This section describes requirements common to sections 305 through 313 and 350. Exceptions and additional requirements are specified in those sections. 301.2 Materials
Use of Recycled Concrete Materials in Base/Subbase Applications Mark B. Snyder, Ph.D., P.E. Pavement Engineering and Research Consultants (PERC), LLC
BRIEFING NOTE - MAIN ROADS WESTERN AUSTRALIA RECYCLING ... metals is managed through a specification for supply of glass beads for pavement markings. ... Crushed Recycled Concrete Sub-Base Main Roads WA has a Crushed Recycled Concrete Sub-base material specification.
VicRoads is a national leader in the use of recycled products in pavement construction and provide a range of specifications and technical documentation to support the use of accredited recycled products from accredited suppliers. VicRoads Specifications Section 812: Crushed rock for pavement base and sub-base; ... recycled crushed glass and ...
encouragement of RMRC in 2007. There are specifications that have been introduced and are going through the ASTM process. A standard specification entitled "Standard Specification for Grading Requirements and Density Determination of Recycled Asphalt Pavement Materials as Unbound Base and Subbase for Highways and
Potential use of reclaimed asphalt pavement and recycled concrete aggregate in base/subbase layers of flexible pavements ... A. ArulrajahPossible environmental impacts of recycled glass used as a pavement base material. Waste Manage. ... A. Maher, The development of a performance specification for granular base and subbase material. Publication ...
Option B. Subbase construction consisting of a single layer of Type 1 Subbase Course. Option C. Subbase construction consisting of a single layer of Type 2 Subbase Course. ... Do not allow highway traffic to move over subbase containing glass. The movement of ... 304.01 M Subbase Course, Type 1 Cubic Meter 304.02 M Subbase Course, Type 2 Cubic ...
RCA Material Specifications: A glance at Iowa DOT Specifications • Iowa DOT Materials I.M 210 "Production of Certified Aggregate from Reclaimed Roadways" (April 15, 2014) – Modified Subbase and Granular Subbase • "Recycled crushed PCC pavement, crushed composite pavement (CCP), and
Use of Recycled Materials for . Road Construction. TECHNICAL NOTE . 107. Recycled concrete, basalt spalls, asphalt, glass and brick, processed to meet specification requirements, provide suitable materials for roadworks applications, and also for path and drainage construction, saving on use of natural materials. INTRODUCTION
Jul 07, 2014· This paper presents the findings of a field and laboratory evaluation on the use of recycled glass blends as unbound pavement base/subbase materials. The parent recycled aggregates studied in this research were fine recycled glass (FRG), recycled concrete aggregate (RCA), .
2.1 Sub-Base Materials .1 Sub-base material of the type(s) shown on the Drawings or indicated in the Specifications will be supplied in accordance with the following requirements: .1 Suitable site sub-base material will be of a type approved by the Contract Administrator.
DIVISION 300 SUBBASE AND BASE COURSES SECTION 301 – SUBBASE 301.01 DESCRIPTION. This work shall consist of furnishing and placing one or more courses of approved gravel, crushed gravel, dense graded crushed stone, or other proportioned material on a prepared surface or at other locations. 301.02 MATERIALS.
These sub-base aggregates are often cheaper than their quarried equivalents and have similar technical specification. Many of the recycled sub base aggregates available are fully certificated enabling them to be used on most construction projects. *Please Select a Recycled Sub-Base Aggregate Below for More Information*
2010 Standard Specifications allowed up to 100 percent use of recycled aggregate for both base and subbase. 2006 Standard Specifications originally only allowed up to 50 percent use of recycled aggregate for subbase or base, but were amended in 2007, see below. These specifications can only be used for projects until Dec. 1, 2012.
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