Economization of Road Subgrade Material by Mechanical Stabilization
Subgrade makes the formation level of the road crust. The material specifications of subgrade material are therefore more demanding than the soil used in general fill or embankment. In some construction projects, it becomes difficult to get the required subgrade
Perpetual Pavement: Way Forward from Design to Quality Construction
Atasi Das, Assistant Vice President, G R Infraprojects, explains the concept of the Perpetual Pavement in India’s expressway constructions and its practical implementation with due consideration of layers, materials, and thicknesses
Performance of Curing Compounds in Development of Strengths in Concrete Mix to be Used in the Construction of Rigid Pavements
Dr. Rakesh Kumar, Senior Principal Scientist & Pankaj Goel, Senior Technical Officer, Rigid Pavements Division,CSIR-Central Road Research Institute (CRRI), New Delhi, give information on the Performance of Curing Compounds in Strengthening
ROADMAKING IN EXCESSIVE COLD CONDITIONS
The construction and maintenance of roads with flexible pavements in very cold regions where annual temperatures range between +30oC to -35oC has got its own challenges. The bitumen in the asphalt layer becomes hard at such low temperatures
Ashoka Buildcon Sets Another Milestone at Bundelkhand Expressway
The Bundelkhand site team achieved yet another feat on 15 Jan 2022 by completing 13 deck slabs of varying types in just 46 days. Therefore, it is a demonstration of exemplary display of overall project executing capabilities
Constructing Bowstring Girder ROBs on Purvanchal Expressway
Er. Devjyoti Paul, Project Manager & Er. Harpreet Singh, Chief Project Manager, B&SEC, share the technical and construction features of three bowstring girder ROBs, recently constructed under Package I & III of Purvanchal Expressway in the state of Uttar Pradesh
Extruded Polystyrene Sheets for Road Construction
Use of Extruded Polystyrene Sheets (XPS) in the construction of the Zojila Approach Road has been especially effective as XPS is the most suitable, convenient, and cheaper solution for mitigating frost action on pavements, increasing the life of pavements
Roads & Highways - Pandemic shocks notwithstanding, government’s thrust on infrastructure to ensure execution momentum continues in FY22
The Indian road network is the second largest globally, with a length of around 63.86 lakh km. The outbreak of the virus towards end-FY20 had created panic globally, leading to the temporary suspension of economic activity
Roads and Railways boost awards
Roads and Railways boost awards; tenders up marginally Overall tendering grew 5% YoY during H1FY22 Awarding activity grew at a 2-year CAGR of 22% in H1FY22 Infrastructure credit near all-time highs
India’s Road Construction Sector Issues and Challenges
There are many challenges being faced by the highway sector such as ensuring availability of construction materials and machinery, timely completion of projects, availability of trained human resources
Practical Recommendations for Construction of Longitudinal Joints in Hot Mix Asphalt (HMA) Pavements
Practical Recommendations for Construction of Longitudinal Joints in Hot Mix Asphalt (HMA) Pavements
Rajib B. Mallick, Ralph White Family Distinguished Professor, Civil and Environmental Engineering, Worcester Polytechnic Institute (WPI), Massachusetts, USA, and Veeraragavan
Plant and Equipment Determine Quality of Road Construction
Plant and Equipment Determine Quality of Road Construction Road Infrastructure projects are time constrained; early completion of project entitles rewards while delays attract penalties. The plants and equipment being used determines the quality of the road
Maximizing Ash Usage in Road Construction
Designing roads and highways efficiently with the right materials will help achieve optimum construction cost, lower maintenance, and reduce life cycle costs. Ash from coal-fired thermal power
Jharkhand State Road Project-1 by Rodic Consultants
Rodic Consultants has emerged as a leader in the infrastructure consulting space with state-of-the-art engineering solutions, and a proven track record of timely completion of projects across sectors
Repairing Potholes During Rainy Season & Throughout the Year
Readymade Kandhal Pothole Patching Mix was adopted as Indian Roads Congress (IRC) Standard Specification IRC: 116-2014 for Readymade Bituminous Pothole Patching Mix Using Cut-Back Bitumen. All concerned
Ashoka Buildcon Achieves New Milestones at Bundelkhand Expressway
The Bundelkhand Expressway is a 296-km long, 4-lane wide (expandable to 6 lanes) access-controlled expressway in the state of Uttar Pradesh. It will connect Gonda village in Chitrakoot district with Agra–Lucknow
Purvanchal Expressway Package-3
This case study briefly discusses the planning, design and construction of Package 3 of the Purvanchal Expressway. Package-3 of the Purvanchal Expressway is a 41.7km long section of the 340.82km long
Pavement Rehabilitation Design is Not New Pavement Design
Since the 1980’s billions of dollars have been invested in developing methods to make pavement design and construction more sustainable through the re-use of existing resources. This includes insitu recycling and
Higher Percentage of RAP – Is it Challenging?
India has the second largest road network in the world, spanning a total of 5.89 million km, transporting 64.5% of all goods in the country. Nearly 90% of India's total passenger traffic uses the road network to commute
Waste-Plastic Roads
India generates nearly 26,000 tonnes of plastic waste every day, making it the 15th biggest plastic polluter globally. Discarded plastic waste litter the country’s roads, rivers and also form huge mounds in garbage
Brickwork Ratings: Tweaking of Hybrid Annuity Model (HAM) a Positive for Roads Sector
According to Vipula Sharma, Director – Ratings, Brickwork Ratings, with the recent tweaking in the HAM model, the share of the projects awarded under HAM model is expected to increase. “Overall, there should be a
IJM India Infrastructure Ltd. Sets a Record of Laying 25.54-km lane in 17:45 hours
After creating a world record for laying Pavement Quality Concrete (PQC) for a four-lane highway of 2,580 meters length within 24 hours, NHAI has made yet another record by completing a single lane of the four-lane
Ashoka Buildcon creating history with India’s First 8 – Lane Extradosed Bridge
Ashoka Buildcon, a leading highway player in India, has an impressive portfolio of 39 PPP projects, which is the largest in number in the country. With 40 years of experience in the core business of Highway Construction
Concreting the History - Patel Infrastructure Creates World Record for Laying Pavement Quality Concrete for a 2,580-m long, four-lane highway
Patel Infrastructure, an established construction, development, and maintenance service company and a NHAI contractor, has created a world record in the Infrastructure sector by laying Pavement Quality Concrete (PQC) for
Macro Synthetic Fibres and Pavement Concrete
Macro synthetic polymeric fibres have the potential to enhance the post cracking properties of hardened cement-based materials, besides bringing improvements in other properties such as durability. This article disseminates
Road Pavement Design in Frost Prone Areas
High altitude areas which are subjected to heavy snowfall and frost action necessitate special consideration for design and construction of pavements. U.K.Guruvittal, Chief Scientist & Dr G Bharath, Scientist, CSIR-Central
IS:15462-2019: A Tactical Shift Towards Performance Grading of Modified Bitumen
Flexible pavements are the most common type of pavement systems in the country. In addition to being convenient to construct, they are also cost-effective and easy to maintain. These pavements constitute the surface
Roller Compacted Concrete For Pavement Applications
Roller Compacted Concrete is an innovative technology gaining popularity in the recent past due to some of the positive points like low cost of construction, speed in construction, and the possibility of using mineral
Port Road Pavements Design And Economic Considerations for Case of Appropriateness
Ports are among key components of country’s infrastructure whose performance metrics have improved considerably over years. While Indian coastline has 12 major ports handling about 75 percent of India’s port traffic
Suggestive Framework for Mitigating Project Delays in Indian Roads & Highways Sector
Time delay had been a common phenomenon associated with nearly all road construction projects in India but very little effort and studies had been done to amputate the phenomenon.The objectives of this study provided industry
