Roads and Pavements

FlyAsh Embankment

Design and Construction of Road Embankment

India depends primarily on coal based thermal power plants for electricity generation, leading to production of huge quantities of fly ash and subsequently its disposal problems. The solution...

Halol Godhra Samlaji Project

Warm Mix Asphalt

The first national workshop on Warm Mix Asphalt (WMA) in India was held on August 8th and 9th at IIT Madras (IITM), under the sponsorship of several major industries, and direction of the faculty members...

Gradation of GSB Materials

Technical Inspection of Some Rural Roads

An effective and efficient infrastructure system particularly the road transportation network has become very crucial in our country for high economic growth and its sustenance in future. Owing...

OGFC Patch Mix

CRMB Pellets for Sustainable Road Infrastructure

The United States is home to nearly 3.7 million kilometers of paved roads, and 94% of these roads are surfaced with asphalt materials. It is estimated that approximately 4,000 asphalt contractors are producing...

flyash concrete pavement

Field Experience on Performance of High Volume Fly Ash Concrete Pavement

Road infrastructure projects constitute huge investments that have to serve the society for a long time. High investing cost involved in these projects has to be justified from the benefits of a concrete...

Track Coat

A Field Test to Determine Tack Coat Adequacy

Tack coat is a light application of emulsion or bituminous binder between existing roadway surface and the new overlay. The main purpose of the tack coat is to bond the two layers to prevent slip...

Green Roads

Green Roads Life Cycle Assessment for Sustainability

Road infrastructure is one of the most expensive and extensive infrastructure assets of the built environment globally. In addition to the economic and social implications, this asset impacts the natural...

Hot Mix Asphalt Testing

A Snapshot of Pavement Engineering Papers Presented at the 2013 Annual Transport...

The Annual Transportation Research Board (TRB) meeting in the US is held every year in the month of January in Washington, DC. This meeting is very well attended, and most people who are involved in consulting work...

Grade seperator

Rehabilitation of PSC Bridge - A Case Study

A grade-separator was to be constructed at the Polytechnic crossing in Lucknow city on National Highway-24A. The construction work was started in May 2002 which was scheduled to be completed...

Damages in Black Cotton Soil

Measures to Prevent Damages in Black Cotton Soil Areas

Black cotton soil, a cohesive soil, is considered a problematic soil for civil engineers. It has characteristics of swelling during rains and shrinking during summer. In both the conditions, it poses problems...

Finite Element Modeling of Coir Geotextiles Embedded Pavement Overlays

Finite Element Modeling of Coir Geotextiles Embedded Pavement Overlays

Theoretical analysis was conducted to determine the effects of natural material like coir geotextile in characteristics of asphalt overlays. The objective of this study was to evaluate the effects of coir...

Influence of Temperature

Influence of Temperature on the Performance of Bituminous Pavements

In this technical note, we describe the influence of temperature on the performance of bituminous pavements. Temperature significantly influences bitumen properties throughout its lifecycle...

Geopolymer concrete

New and Emerging Road Technologies for future

Durable, long-life roads and highways with low maintenance would be one of the priorities for the future society. To bear the increasing traffic loads, new materials and products will have to be developed. Managing...

Emerging Issues for Road Construction

Emerging Issues for Road Construction and Maintenance – A Futuristic View

In the coming decades the design, construction and maintenance of roads will face a range of new issues and as such will require a number of new approaches. In particular, road authorities will be required...

Concrete Permeability

Permeability of Concrete - A "silent killer"

Excellent long-term performance of concrete structures is associated with both concrete strength and durability properties, e.g., Permeability which is a governing property to estimate durability...

Public Private Partnership in Road Infrastructure projects

Public Private Partnership (PPP) in Road Infrastructure projects

This paper analyses a number of untouched issues related to PPP projects which play an immensely important role in these types of projects. Also it highlights various risks associated with PPP...

Pavement Drainage Systems

Evaluation and Modelling the Performance of Pavement Drainage Systems

Urban road drainage is one of the key components which needs to be considered along with other parameters for urban pavement management system. Excessive water content in the pavement...

Highway Construction

Strategic Highway Construction in Hilly Terrain

Gravitational forces are always acting on a mass of soil or rock beneath a slope. As long as the strength of the mass is equal to or greater than the gravitational forces, the forces are in balance...

Hot Mix Recycling of Asphalt Pavements

Hot Mix Recycling of Asphalt Pavements materials – India

Recycling of existing asphalt pavement materials to produce new pavement materials results in considerable savings of material, money, and energy. The specific benefits of recycling can be...

Road Transportation Sector

R&D in Road Transportation Sector CSIR-CRRI Contributions

A good road transport system is one of the best indicators of the economic and industrial development of a country and its growth. The road network in India has grown from 400,000 km in 1951 to about 3.5...

Whitetopping

Whitetopping- An Engineered Economical Long-lasting Solution for Distressed Roads

Whitetopping is an engineered method of placement of concrete overlay on existing distressed bituminous as well as concrete roads. In India, whitetopping technology is being adopted...

Use of Geosynthetic Material For Reinforced Earthwall Construction

Use of Geosynthetic Material For Reinforced Earthwall Construction

Reinforced earth retaining wall is comparatively a new construction technique. Due to its simplicity, economy and faster pace of construction, several such retaining walls have been constructed all over the world...

Pervious Concrete

Pervious Concrete A Solution to Stormwater Runoff

Pervious concrete is a mixture of hydraulic cement, coarse aggregates (stone), water and admixtures. American Concrete Institute (ACI) Committee 522 describes pervious concrete as a "near zero-slump...

Transportation Infrastructure

Transportation Infrastructure Needs and Developments

Mobility is fundamental to economic and social activities of any country. Mobility is provided by the transportation infrastructure and this has a huge impact on the development and welfare...

Causes and Prevention of Structural Failures

Causes and Prevention of Structural Failures

Part of a building in Vijayawada collapsed one early morning killing a person. On inspection, it was found that the collapsed part was constructed adjacent to the main building with 25mm expansion...

Toll Motorway

Successful Construction of a Toll Motorway

A 39 kilometer toll motorway was constructed on budget (A$2.5 billion) and five months ahead of time. It was opened in June 2008. This project involved 17 interchanges, 88 bridges and twin three lane...

Asphalt Plants

Asphalt is Green

Raising environmental concerns, fuel costs and the steadily declining natural resources affect not only the cost of asphalt mixes per se, but is forcing the industry to go green. Today, every professional...

WHITE TOPPING

WHITE TOPPING: An Excellent Solution for Pavement Rehabilitation

Concrete Roads were first built by Romans (300 BC – 476 AD). They were quite innovative in the construction with the use of innovative materials viz., use of 'Pozzolana' cement from...

Stone Matrix Asphalt

Experiences with Stone Matrix Asphalt (SMA)

In the sixties and early seventies, studded tires were used in Germany during wintertime. The wear of asphalt surface courses under the spikes was extreme. Research and investigations on the perform...

Advances in Bituminous Road Construction

Advances in Bituminous Road Construction

An ambitious road construction plan is underway in India, which primarily involves bituminous pavements. At the present time, Ministry of Road Transport & Highways (MORTH) Specification for Road and...

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