Pdf rolled compacted concrete pavements researchgate. Rollercompacted concrete continues to ascend from a niche product to the paving mainstream. Rcc has the same basic ingredients as conventional concrete. Its placed with conventional or highdensity asphalt paving equipment,then compacted with rollers. However, in recent years its use in commercial areas and for local streets and highways has been increasing. Engineering properties of rollercompacted concrete shiraz 0. Load transfer is provided in an rcc pavement by way of enhanced aggregate interlock developed due to the compaction of the fresh rcc in addition to an optimized aggregate gradation that includes a. Find powerpoint presentations and slides using the power of, find free presentations research about roller compacted concrete in ppt. Acpa provided planning and logistical support for both groups. Rollercompacted concrete rcc is an ultratough, zeroslump concrete with compressive strengths greater than 4,000 psi.
Rollercompacted concrete pavements pdh courses pdh. The performance of rccp is similar to concrete pavements in that it has high strength and durability. Cemex cempave roller compacted concrete rcc is an innovative, value engineered pavement, combining the strength and durability of concrete with ease of construction of an asphalt. Rcc shall be proportioned, mixed, placed, compacted and cured. Rollercompacted concrete pavements have a variety of applications ranging from a base material to an unsurfaced diamond ground highway pavement to airports and industrial facilities. To improve surface smoothness and texture, rcc can be diamond ground or a thin asphalt or concrete overlay can be applied. Roller compacted concrete webinar national ready mixed.
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. Rcc does not involve the use of internal vibration that typically is used to consolidate concrete used in conventional paving. Roller compacted concrete pavement rcc, is a type of nonreinforced concrete pavement placed with high density paving equipment and then compacted with vibratory rollers. Experiences with roller compacted concrete in kansas. View and download powerpoint presentations on roller compacted concrete in ppt. Acpa guide specification rollercompacted concrete pavements ver. Rollercompacted concrete rcc is a relatively stiffer hydraulic cement concrete mixture than regular concrete when fresh. Manual for local government agencies, tr22010, indiana ltap center, purdue.
This type of concrete has become very popular due to the fact that it is a simple material to produce and because it can be placed fast while producing a great surface. This paper is a report on the laboratory portion of the investigation that was conducted to determine the engineering properties of rcc. Guide for rollercompacted concrete pavements by dale. Having characteristics of both asphalt and concrete pavements, rcc is best described as a third pavement choice. Rcc successfully and economically combines strength and durability with ease of construction. Rollercompacted concrete, or rcc, is a stiff, zeroslump concrete mixture comprised of course and fine aggregates, portland cement, fly ash and water. Roller compacted concrete pavement, is a type of nonreinforced concrete pavement placed with high density paving equipment and then compacted with vibratory rollers. It describes procedures and criteria that are applicable to the design and construction of rollercompacted concrete pavements. If so, you should consider roller compacted concrete rcc. Roller compacted concrete rcc is a no slump concrete that is placed by an asphalt paver and compacted with vibratory rollers similar to asphalt pavement. Rollercompacted concrete rcc as a paved surface offers facility owners and pavement designers a concrete pavement alternative that may better meet the. But it has the drawback of a rough surface with little aesthetic appeal, leading some owners to use it as a subbase with an asphalt overlay. Aggregate should be well graded gravel or crushed rock, 100% passing the 78 in.
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. It can be opened to traffic faster than conventional concrete pavements. Four new applications for roller compacted concrete rcc pavement. Concrete rcc is a hybrid technique allowing the use of asphalt equipment to. Roller compacted concrete pavements can be constructed rapidly, reducing both project and user costs. Roller compacted concrete, rcc ag peltz group, llc. Rollercompacted concrete pavement rcc has been used for several decades in specific applications, mostly for heavyduty industrial pavements. Now, in some parts of kansas, there is a third option. Roller compacted concrete rcc is a zeroslump concrete consisting of densegraded aggregate and sand, cementitious materials, and water.
It has proven to be a very effective heavy duty pavement that can stand up to harsh climates, heavy wheel loads and difficult operating conditions. Roller compacted concrete for heavy duty pavements. Okamoto an investigation was conducted to develop a procedure for the design of rollercompacted concrete rcc pavements. Technical brief on rollercompacted concrete pavement. But unlike conventional concrete, its a drier mixstiff enough. Rollercompacted concrete has the same basic ingredient as conventional concrete. Special specification 3258 roller compacted concrete 1. Roller compacted concrete mix proportioning method i of making roller compacted concrete. Rollercompacted concrete pavements american concrete. Rollercompacted concrete rcc road pavement is wellspread in the usa and in several european countries due to its strength, density and durability, economic advantages and high construction speed. Rcc pavement council rollercompacted concrete pavement. Penndot pub 408 section 502 pavement penndot pub 408 section 323 base course. 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. However, the main aim of the already 25yearold pavement.
Does your project require a tough pavement, capable of withstanding repeated heavy loadings. 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 pavement fhwa us department of. Use of rollercompacted concrete pavement in stafford, virginia. Roller compacted concrete is used in two general areas of. Recent advances and uses of roller compacted concrete. The rcc pavement council is a volunteer industry trade association representing the interest of those involved with the construction of roller compacted concrete pavements. By using these construction techniques, the potential exists to save onethird or more of the cost of. Rollercompacted concrete, or rcc, takes its name from the construction method used to build it. 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. It is placed with asphalt pavers to form a nonreinforced, concrete pavement.
Rollercompacted concrete rcc as a paved surface offers facility owners. A detailed discussion on the selection and performance of aggregate blends in rcc pavement mixes may be found in aci 325. Rollercompacted concrete rcc pavement applications. Rcc pavement council explains roller compacted concrete. We place it with highdensity specialized paving equipment, then compact it with rollers. Rollercompacted concrete pavements as exposed wearing surface version 1. Because it contains a relatively small amount of water. In the pavements, rcc usually uses by an asphalt paver and with a vibrating roller compacted. Bases and subbases for concrete pavements trb committeewebinar sponsors afd50 design and rehabilitation of concrete pavements afh50 concrete pavement construction. While the finished product is essentially concrete pavement, the engineering and construction of this pavement is very different from conventional concrete pavement. Guide specification for construction of rollercompacted concrete pavements 1. This guide for rollercompacted concrete pavements is a product of the national concrete. Rollercompacted concrete rcc shall consist of aggregate, portland cement, possibly other supplementary cementing materials fly ash, slag and silica fume and water.
Rollercompacted concrete rcc is an economical, fastconstruction candidate for many pavement applications. Use of rollercompacted concrete pavement in stafford. 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. Rollercompacted concrete, which emerged as a viable means of constructing dams in the 1980s, allows much faster and less expensive construction than traditional methods. Special specification 3258 roller compacted concrete. Cempave rcc is simple, fast and economical to install as it doesnt contain any steel reinforcement, neither does it require formwork or finishing. Roller compacted concrete pavement council supporting. Rollercompacted concrete pavements were first used in the 1970s for stabilization of logging roads in the us and canada. 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. 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. Gallapave rcc is part of gallagher aggregates gallapave range of hydraulically bound mixtures and roller compacted concrete. Uses the principles of soil compaction to produce a lean rcc, where the optimum water content of the concrete is the one that produces the maximum dry density of the mixture. Guide to rollercompacted concrete pavements reported by aci committee 327 wayne s. Roller compacted concrete pavement rcc pavement council.
Would you like to get out of that asphalt pavement repair rut. Although made of similar materials, rcc pavements are unlike. Members of task force on rollercompacted concrete pavement who prepared the report. Roller compacted concrete pavement is best described as a zero slump concrete that is placed with standard or highdensity paving equipment and consolidatedcompacted using steeldrum or rubbertired rollers to achieve a durable, wear resistant surface. Roller compacted concrete rcc city of roseville cnca duration. Typically, rollercompacted concrete has been used for heavy duty. Rollercompacted concrete has several advantages and disadvantages when compared to traditional dam construction. Similar to regular concrete, rcc is a mixture of aggregate, cementitious materials, and water, but it is placed using asphalt. Rcc has been applied for pavements in all climates and has shown superior performance under heavy wheel loads and difficult operating conditions. Rollercompacted concrete concrete construction magazine.
Rollercompacted concrete pavement transportation research. Rollercompacted concrete pavement rccp 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. It has traditionally been used for pavements carrying heavy loads in lowspeed areas because of its relatively course surface. This webinar will introduce specifiers to roller compacted concrete. The tech brief discusses rcc pavement uses and provides information on rcc mixtures and construction of rcc pavements. Speed of construction, economy, and early opening to traffic are key reasons to use roller compacted concrete for streets and local roads. With its placement and quickset advantages, the use of roller compacted concrete is gaining fresh energy among contractors and road agencies. Rollercompacted concrete rcc, a durable paving material that carries heavy loads, is now developing as a fast, economical construction method for dams, offhighway pavement projects, heavyduty parking and storage areas, and as a base for conventional pavement.
Roller compacted concrete rcc for pavements combines the technologies of cement treated aggregate base, soil cement, and portland cement concrete, to produce a rigid slab of moderately high strength capable of carrying heavy wheel loads. Rollercompacted concrete rcc road pavement is wellspread in the usa. Rollercompacted concrete rcc pavements are a type of concrete pavement that do not include embedded steel or load transfer devices and typically is not jointed due to its method of placement. Penndot has recently added roller compacted concrete to its publication 408 so municipalities have it as an option that will receive liquid fuels funding. This tech brief presents an overview of the best practices for rollercompacted concrete pavement. Roller compacted concrete mix design and properties of rcc. Nowadays, the mixtures of aggregates and bitumen known as asphalt or flexible pavement structures are most commonly used for construction. Guide specification for construction of rollercompacted. Each material has its pros and cons in terms of cost, maintenance, and longevity.