Rcc pavement council rollercompacted concrete pavement. Good performance of rcc is ensured by optimal concrete thickness, acceptable maximum displacement of pavement layers, and adequate. After having studied different previous research works and the documents of. Now, in some parts of kansas, there is a third option. With its placement and quickset advantages, the use of roller compacted concrete is gaining fresh energy among contractors and road agencies. Evaluation of application of roller compacted concrete. Roller compacted concrete pavement was developed from cement stabilized materials and is compacted noslump concrete with vibratory roller.
Fatigue characteristics are also similar to typical concrete paving. The paper documents many of the benefits of using rcc on these types of projects. To further its achievement of quality, innovation, and excellence, the leaders of the new worldclass caterpillar manufacturing facility in athens, georgia, usa, chose to enhance its equipment staging area with a tough, economical new generation of roller compacted concrete rcc compacted concrete pavement ccp. Rcc shall be proportioned, mixed, placed, compacted and cured. Pdf most european countries, including hungary have already.
The growth of rollercompacted concrete pavement used in different regions is impeded by concerns regarding. An owner, engineer or contractor must consider the. The top three factors in hma pavement construction are compaction, compaction, and compaction. Principal research scientist introduction rollercompacted concrete rcc is a relatively stiff mixture of aggregate, cementitious.
Describing promising technologies that can be used now to enhance concrete paving practices. This report covers the present state of the art for rollercompacted concrete pavements. Pdf roller compacted concrete pavements reinforced with. Rcc has similar strength properties and consists of the same basic ingredients as conventional concrete wellgraded aggregates, cementitious materials, and waterbut has different mixture. But unlike conventional concrete, its a drier mixstiff enough. Founded in 1904 and headquartered in farmington hills, michigan, usa, the american concrete institute is a leading authority and resource worldwide for the development, dissemination, and adoption of its consensusbased standards, technical resources, educational programs, and proven expertise for individuals and organizations involved in concrete design. Report on rollercompacted concrete pavements reapproved 2001 covers the present state of the art for rollercompacted concrete pavements. Roller compacted concrete pavement, is a type of nonreinforced concrete pavement placed with high density paving equipment and then compacted with vibratory rollers. Over the past three decades rcc has been used in more than 100 projects. Course title roller compacted concrete pavements the roller compacted concrete rcc pavements course provides detailed overviews of rcc properties and materials. Rollercompacted concrete rcc gets its name from the heavy vibratory steel drum and rubbertired rollers used to help compact it into its final form. Guide specification for construction of rollercompacted concrete. Mix design, thickness design, and construction of rollercompacted concrete pavement thomas d.
Rollercompacted concrete rcc as a paved surface offers facility owners and pavement designers a concrete pavement alternative that may better meet the. Rollercompacted concrete pavement employs a concrete paving technology that involves laydown and compaction of a zeroslump concrete mixture using equipment similar to that used in placement and compaction of asphaltic concrete pavement. Rollercompacted concrete rcc or rolled concrete rollcrete is a special blend of concrete that has essentially the same ingredients as conventional concrete but in different ratios, and increasingly with partial substitution of fly ash for portland cement. Experiences with roller compacted concrete in kansas by lisa harris w hen paving a road or street, two common choices for the material are asphalt and poured concrete.
Beams using roller compacted concrete have produced flexural strengths exceeding 650 psi at 28 days. Guide for rollercompacted concrete pavements by dale. Guide specification for construction of rollercompacted. A study on performance of rollercompacted concrete for. Roller compacted concrete pavement rcc pavement council.
Roller compacted concrete with recycled concrete aggregate for paving bases author. Recent advances and uses of roller compacted concrete. C 1176 practice for making rollercompacted concrete in cylinder. Investigation of roller compacted concrete for use in pavements. Otherwise referred to as rcc it is a durable paving material that can carry heavy loads and is a fast and economical construction method for offhighway pavement projects, heavyduty parking and storage areas, roadway shoulders and as a base for conventional pavement. Rollercompacted concrete pavement rcc mixtures require compaction with the use of vibratory, tamper bar screeds, and typically but not always with either static or vibratory rollers to achieve a target density.
Roller compacted concrete pavement andy johnson, ph. Unlike conventional concrete pavements, rcc pavements are constructed without forms, dowels, or reinforcing steel. Rollercompacted concrete, concrete pavements, aci325. Technical brief on rollercompacted concrete pavement. Standard practice for molding rollercompacted concrete in. Compacted concrete for use in pavements in virginia m.
Rollercompacted concrete pavements american concrete. Roller compacted concrete with recycled concrete aggregate. A study on construction methods of roller compacted. This document provides a guideline specification useful for developing project specifications for roller compacted concrete rcc as an exposed rcc pavement surface, that may or may not be diamond ground for smoothness andor texture. Joint sawing is not required, but when sawing is specified, transverse joints are spaced farther apart than with conventional concrete pavements. The result is a savings in time of concrete pavement construction.
Acpa provided planning and logistical support for both groups. A total of five sections of rccp were constructed in seokcho of south korea for this test. A detailed discussion on the selection and performance of aggregate blends in rcc pavement mixes may be found in aci 325. Design tables for pavements with mixedvehicle traffic are provided in two aci documents. This course will give you professional tools that will allow you to address rollercompacted concrete pavement issues in design and construction. This construction method is able to apply to concrete. Rollercompacted concrete rcc shall consist of aggregate, portland cement, possibly other supplementary cementing materials fly ash, slag and silica fume and water. Roller compacted concrete, rcc ag peltz group, llc.
This research aimed to investigate the mechanical and physical properties of roller compacted concrete rcc used with recycled concrete aggregate rca as a replacement for natural coarse aggregate. Bases and subbases for concrete pavements trb committeewebinar sponsors afd50 design and rehabilitation of concrete pavements afh50 concrete pavement construction. Roller compacted concrete rcc road pavement is wellspread in the usa. This guide for rollercompacted concrete pavements is a product of the national concrete pavement technology center national cp tech center at iowa state universitys institute for transportation, with funding from the portland cement association. Roller compacted concrete pavement southeast pavement. All of the modules for this training were developed from the august 2010 guide for rollercompacted concrete pavements which is available from the portland cement. The subgrade must be thoroughly compacted, generally with a sheeps foot roller, to provide a strong platform for construction activities. It has traditionally been used for pavements carrying heavy loads in lowspeed areas because of its relatively course surface. Roller compacted concrete rcc is a tough, durable type of concrete pavement that is well suited for heavy industrial applications, as well as lowspeed roads and arterial roads. Keywords concrete pavement, roller compacted concrete pavement rccp, joints. Hedelvan emerson fardin and adriana goulart dos santos subject. Request pdf a study on construction methods of roller compacted concrete pavement for bike roads usage of bicycle has been supported the universal reduction of energy consumption and.
This type of concrete is transported, placed, distributed, and finally compacted using heavy roadconstruction equipments 1. No finishing rolled surface is the riding surface finishing differences between conventional concrete and rcc. Roller compacted concrete, flexible pavement, pavement performance, mepdg. In november, the texas department of transportation completed its first mainline, highspeed rcc federal highway in leakey, 100 miles west of san antonio.
In this study, field test investigation is conducted on rollercompacted concrete pavement rccp. This guide for rollercompacted concrete pavements is a product of the. This practice provides standardized requirements for molding stiff to very dry consistency concrete mixtures commonly used in roller compacted concrete construction. Roller compacted concrete, rcc, composite pavement. Roller compacted concrete is a zeroslump, highly compacted. Use of rollercompacted concrete pavement in stafford. The american concrete institute aci defines roller compacted concrete rcc as. Rollercompacted concrete, or rcc, takes its name from the construction method used to build it. Concrete pavement construction basics compaction and trimming before compacting, subgrade material may have to be brought to the optimum moisture content.
With a long history of good performance on heavy duty pavements concrete pavement, placed more efficiently no slump, low water content consistency of cement treated base placed by asphalt pavers compacted with vibratory rollers no forms no reinforcing steel no. Luhr, phd, pe program manager portland cement association rcc. The low wcm of roller compacted concrete mixtures produces a lowporosity cement matrix that also contributes to the high compressive strength of the concrete. Each material has its pros and cons in terms of cost, maintenance, and longevity. But unlike conventional concrete, rcc is a drier mix that is stiff enough to be compacted by vibratory rollers. Rollercompacted concrete pavement rccp is the product of a relatively new concrete paving technology in which a zeroslump portland cement concrete mixture is spread with modified asphalt pavers and compacted with vibratory and rubbertired rollers. Numerical analysis of roller compacted concrete pavement. This is an introduction to the materials and methods to be used to proportion, mix, transport, place and maintain quality control for rollercompacted concrete pavements. Higher packing density can enable the reduction of cement content through improved compacted structure of the solid particles. This guideline should not be used as a specification reference in contract documents. The rcc pavement council supports research and promotion to improve the quality of rcc pavements and expand their use in a responsible and sustainable manner. Compaction is the process by which the volume of air in an hma mixture is reduced by using external forces to reorient the constituent aggregate particles into a more closely spaced arrangement. Rcc will provide the final riding surface unless shown on the plans as base course where it will be covered with one or more lifts of asphalt concrete pavement.
However, in recent years its use in commercial areas and for local streets and highways has been increasing. Mix design, thickness design, and construction of roller. We place it with highdensity specialized paving equipment, then compact it with rollers. A new alternative concrete pavement placed a different way zero slump no forms no dowels or reinforcing no finishing vibratory compaction limitations of rcc rcc does not provide all the features of conventional. Rollercompacted concrete rcc road pavement is wellspread in the usa. Rollercompacted concrete use for pavements is relatively recent and the technology is. Who said rollercompacted concrete rcc pavement was only for lowerspeed roads or industrial applications. Rollercompacted concrete rcc is an economical, fastconstruction candidate for many pavement applications. Pdf the recent development in roller compacted concrete. Roller compacted concrete rcc as an economical, fast construction and sustainable materials has attracted increasing attention for pavement construction. Pdf rolled compacted concrete pavements researchgate.
Experiences with roller compacted concrete in kansas. Roller compacted concrete is the commercial name used for concrete placed with conventional hotmix asphalt paving equipment, then compacted with rollers 1. Guide specification for construction of rollercompacted concrete pavements 1. Roller compacted concrete for rapid pavement construction.
Pdf use of rollercompacted concrete in pavement construction is increasing. The american concrete institute aci has established aggregate gradation limits that produce quality rcc pavement mixtures. While the finished product is essentially concrete pavement, the engineering and construction of this pavement is very different from conventional concrete pavement. The densely graded aggregates used in roller compacted concrete mixtures help the concrete achieve high levels of compressive strength. Rcc does not involve the use of internal vibration that typically is used to consolidate concrete used in conventional paving. It contains information on applications, material properties, mix proportioning, design, construction, and quality control procedures. Rollercompacted concrete pavements as exposed wearing surface version 1. Introduction rollercompacted concrete rcc for paving is a construction technique that uses zeroslump concrete. Rcc has the same basic ingredients as conventional concrete. The tech brief discusses rcc pavement uses and provides information on rcc mixtures and construction of rcc pavements.
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