Tuesday, April 15, 2025

Cover Story March 2025

Cover Story March 2025

Roads are the very arteries of modern civilization, weaving cities together, propelling economies forward, and shaping the rhythm of human movement. Yet, beneath every impeccably paved highway and seamlessly smooth expressway lies a realm of ground breaking technology and formidable machinery. Construction giants have become the masterminds of progress, no longer mere providers of heavy-duty equipment, revolutionizing roadbuilding with automation, artificial intelligence, and sustainable innovations. From whisper-quiet electric excavators to intelligent compaction systems, these engineering marvels are redefining the art of road construction—ensuring swifter execution, a gentler touch on the environment, and an enduring legacy of strength and resilience…. writes, PRERNA SHARMA.

In 2024, the global construction equipment market was valued at approximately $249.99 billion, with projections indicating an increase to around $349.91 billion by 2033, reflecting a CAGR of 3.42% from 2025 to 2033. The Asia-Pacific region is expected to lead this growth, accounting for more than 43.8% of the market share in 2024. Within this sector, the road construction machinery market is projected to expand from US$197.01 billion in 2025 to US$241.43 billion by 2030, growing at a CAGR of 4.15%.

The Asia-Pacific region, particularly China and India, is anticipated to play a dominant role in this expansion, followed by North America and Europe. This growth is attributed to ongoing infrastructure projects and increasing government investments in construction. Additionally, technological advancements such as artificial intelligence (AI), robotics, and the Internet of Things (IoT) are revolutionizing the industry by enhancing equipment efficiency, safety, and sustainability. Global sustainability initiatives are also shaping the sector, with cities like Oslo setting a precedent for low-emission construction projects. Starting January 2025, Oslo has mandated that all city-managed construction projects must be free from toxic emissions, significantly reducing noise levels and air pollution. This move has encouraged manufacturers to focus on the development of efficient electric machinery.

In India, the road construction equipment market is set for substantial expansion, driven by increased infrastructure investments, urbanization, and technological innovations.

The market is projected to grow from $7.91 billion in 2025 to $11.78 billion by 2030, with a CAGR of 8.3%. This growth is largely fuelled by government-backed infrastructure initiatives. The National Infrastructure Pipeline (NIP) is expected to boost investments in roads, railways, and urban development. Additionally, large-scale projects such as the Bharatmala Pariyojana and Sagarmala Programme are set to improve connectivity and increase demand for construction equipment.

CASE Construction Equipment has unveiled seven new machines at the Bharat Construction Equipment Expo 2025, including the 952 NX and 450 NX vibratory compactors, which offer enhanced compaction performance. The company has also introduced the 770NX, 770NX Magnum, 851NX CP, 1107 NX D, and SR150B models, all of which comply with Bharat Stage CEV V emission norms. Caterpillar continues to expand its advanced road construction machinery lineup, with AI-driven motor graders, asphalt pavers, and cold planers featuring predictive maintenance capabilities.

JCB has introduced the 25Z-1 mini excavator, designed for confined spaces, and the JCB 19C-1E electric mini excavator, offering zero-emission operation for urban construction. Komatsu has launched AI-powered dump trucks and hybrid excavators that optimize fuel efficiency and enhance construction site safety. Sany has introduced its latest range of electric and hybrid road construction equipment, including battery-powered pavers and smart asphalt compactors equipped with IoT and AI-driven performance monitoring. John Deere has unveiled autonomous articulated dump trucks and expanded its AI-driven road construction equipment lineup, addressing labor shortages and improving efficiency. Tata Hitachi has introduced new backhoe loaders and excavators featuring IoT and AI technology, aligning with India’s focus on sustainable infrastructure development.

When it comes to an affordable yet optimised motor grader, there’s none better than the Mahindra RoadMaster 9075. It offers the highest fuel efficiency in its segment, the lowest per-hour scheduled maintenance cost, and the lowest ownership and operating cost in the industry. The 55 kW (74 HP) 3.5 litre, 4-cylinder CRDi engine offers 345 Nm torque for a superior grading performance, while offering a fuel efficiency of 7-8* litres/hour. The RoadMaster G9075 can grade material worth around 7 tippers per hour. It is perfect for projects such as PMGSY, SH expansion, MDR and ODR roads, and Railways Construction.

Action Construction Equipment (ACE) recently unveiled its all new BS-V(CE-V) AX124 Backhoe Loader, setting new standards for sustainability, performance, and efficiency. The all new AX124 BS-5(CE-V) Backhoe Loader powered by TATA 74 h.p engine is engineered to meet the stringent Bharat Stage V (BS-V)(CE-V) emission norms &  comes with a fresh new styling boasting of new bold grill, muscular bonnet & premium cabin. The machine delivers exceptional fuel efficiency and lower emissions, positioning ACE at the forefront of sustainable construction solutions. Sorab Agarwal, Executive Director, ACE, said, “The unveiling of our all new BS-V(CE-V) AX124 Backhoe Loader marks a defining moment in ACE’s journey toward innovation and sustainability. The new backhoe loader not only delivers 15% better fuel efficiency but also 15% higher output per litre of fuel consumption. The new generation backhoe delivers on our promise of offering customers  contemporary machines, high on performance & efficiency but at the right price.”

Dynapac’s SEISMIC Asphalt technology is designed to optimize compaction efficiency, reduce fuel consumption and enhance operator comfort by automatically controlling the vibration frequency of the roller. The seismic technology allows operators to achieve consistent density across the mat, even close to the edges, which can be challenging for contractors. This innovative – yet easy to use – technology automatically determines the optimum compaction frequency on an ongoing basis. By using SEISMIC Asphalt in combination with Eco Mode, fuel savings of up to 25% per year can be achieved. And where fuel is saved, emissions are reduced. Here too, depending on the application, up to 25 % is possible, which means over 10,000 lbs of CO2 per year.

The Ministry of Road Transport and Highways (MoRTH) is set to accelerate the adoption of Automated & Intelligent Machine-Aided Construction (AIMC) technology to enhance the quality and efficiency of National Highway development. At a stakeholder consultation workshop, Union Minister Nitin Gadkari emphasised the significance of technology-driven solutions in infrastructure projects.

Gadkari stated, “National Highways are our national assets, and we have put a lot of emphasis on enhancing their quality and safety. We have taken measures to fix contractors’ responsibility to enhance the quality of construction and also to improve transparency in our system.” He highlighted that AIMC technology, successfully piloted on the Lucknow-Kanpur Expressway, would soon be implemented in other projects.

“Technology is a great enabler and adoption of Automated & Intelligent Machine-Aided Construction is a step in the right direction. We have achieved success in the Lucknow-Kanpur Expressway pilot project and soon we will implement this technology to other projects also,” Gadkari said.

Minister of State for Road Transport and Highways Ajay Tamta echoed these views, underlining India’s progress in building world-class roads and highways. “Leveraging advanced technology such as sensors, satellites, and real-time monitoring will be key to accelerating progress. With continuous technological advancements, we are committed to aligning India’s road infrastructure with Vision 2047 and taking our National Highway network to a world-class level,” he said.

The successful implementation of AIMC technology in the Lucknow-Kanpur Expressway pilot project has demonstrated the potential of automated systems in road construction. Advanced equipment, including GPS-aided Motor Graders, Intelligent Compactors, and Stringless Pavers, were deployed on the pilot project to ensure higher precision and efficiency. Based on the project’s evaluation, NHAI plans to expand AIMC technology to other Greenfield Expressways and Access-Controlled corridor projects.

Automation is revolutionizing road construction, with AI-powered equipment enhancing efficiency and reducing human intervention. Leading companies are developing autonomous machinery that improves safety, productivity, and project timelines.

Built Robotics has introduced the Exosystem, an aftermarket kit that transforms traditional excavators from brands like Caterpillar, John Deere, Hitachi, and Volvo into autonomous machines. Using GPS, cameras, and inertial measurement units (IMUs), this system enables precise self-operating excavation while allowing remote control for enhanced safety and flexibility.

Other industry leaders like Caterpillar, Komatsu, Volvo, and Sany are integrating AI into their equipment. Autonomous road rollers, excavators, and dump trucks now feature AI-driven sensors, GPS, and LiDAR for independent site navigation. Komatsu’s AI-powered dozers and dump trucks are built for hazardous environments, while Caterpillar’s Cat Connect system leverages IoT sensors and AI algorithms to predict failures and prevent breakdowns, maximizing uptime and productivity.

Sany has integrated smart control systems into its motor graders and road rollers, optimizing compaction performance, fuel efficiency, and machine health monitoring. Meanwhile, Tata Hitachi and John Deere have deployed AI-driven fleet monitoring systems to enhance equipment performance and reduce downtime.

In India, where labor shortages and rising wages impact infrastructure projects, the adoption of autonomous and AI-driven equipment can significantly improve efficiency, reduce costs, and accelerate project completion.

The push for electrification in road construction equipment is gaining traction, with several manufacturers introducing battery-powered and hybrid alternatives to traditional diesel machinery. Volvo’s EC230 Electric excavator and Caterpillar’s hybrid asphalt pavers are at the forefront of this shift, offering reduced emissions and improved fuel efficiency. JCB has pioneered hydrogen-powered construction equipment, launching the 19C-1E mini electric excavator and a hydrogen-fuelled backhoe loader for zero-emission operation. Komatsu and Caterpillar are also investing in hydrogen combustion engines as a long-term solution for heavy-duty construction machinery.

Sany has emerged as a key player in the electrification movement, introducing electric and hybrid excavators as part of its sustainable equipment lineup. The company’s electric road rollers and battery-powered pavers are designed to minimize carbon footprints, making them ideal for urban infrastructure projects. In India, government initiatives like the Faster Adoption and Manufacturing of Electric Vehicles (FAME) scheme promote green hydrogen, further supporting the transition to cleaner construction equipment in large-scale road projects.

The transition from diesel-powered machinery to electric alternatives is accelerating as companies seek to reduce carbon emissions and noise pollution. DeWalt, a subsidiary of Stanley Black & Decker, has launched Powershift, a cordless equipment system replacing traditional gasoline-powered tools with battery-operated alternatives. The system’s 554-watt-hour battery delivers power equivalent to 6.5 horsepower while cutting CO₂ emissions by 60%. The Powershift range includes essential road construction tools such as electric plate compactors and core drills, providing eco-friendly solutions without compromising performance.

Heavy machinery manufacturers like Volvo Construction Equipment, Caterpillar, and Komatsu are actively developing battery-electric and hybrid versions of excavators, wheel loaders, and compactors. Some cities, such as Oslo, Norway, have already mandated zero-emission construction sites, accelerating the adoption of electric road-building equipment.

Beyond machinery, researchers are advancing sustainable infrastructure solutions such as electric roads capable of wirelessly charging electric vehicles in motion. Using dynamic wireless power transfer (DWPT) technology, these roads aim to eliminate frequent charging stops, enhancing long-distance travel efficiency and reducing battery size requirements. Several pilot projects worldwide are testing these innovations, with the potential to revolutionize transportation.

The use of innovative road materials and construction methods is enhancing road durability while reducing maintenance costs. A groundbreaking development in road construction is the use of self-healing materials. Engineers are experimenting with bacteria-infused concrete that generates limestone to seal cracks, as well as bitumen mixtures that automatically repair themselves when exposed to sunlight or heat. These materials could significantly reduce maintenance costs and extend road lifespans, particularly in regions with extreme weather conditions.

Self-healing road technology, which incorporates asphalt mixed with special bacteria and polymers that repair cracks upon exposure to water and sunlight, is gaining interest. Similarly, self-healing concrete infused with bacteria capable of producing limestone is being developed to extend road life by up to 50%.

One of the most exciting innovations is the development of 3D-printed roads and bridges, which promise to cut down construction time and material waste. Using advanced composite materials and on-site fabrication, this technology could revolutionize infrastructure development, particularly in remote areas.

3D printing is revolutionizing road construction by enabling rapid, cost-effective, and material-efficient production of roads, bridges, and urban infrastructure. Companies like COBOD and L&T are leading experiments with 3D-printed pedestrian pathways and flyovers in India. A 3D printed bridge has been deployed on the campus of IIT Hyderabad (IITH). Designed as a pedestrian bridge, a full-scale 7.50 m bridge was field deployed after load testing a smaller prototype bridge. The bridge has been designed broadly following form optimization to minimize the use of concrete and reinforcement. The concept of the bridge was developed broadly following ‘Material follows Force’ and the reinforcement/shape have been determined from stress analysis. Several advances in material processing, and design methodology are highlighted in the bridge design. The material developed by Simpliforge Creations was tested and validated for the required rheological performance. 3D concrete printing is an emerging technology that offers the potential for rapid and efficient construction. The technology for digital construction promises added flexibility in printed forms and efficient structural systems. The prototype bridge serves as a technology demonstrator for 3D concrete printing in developing light-weight, rapidly deployable bridges and structures that are form optimized for specific applications.

Artificial intelligence and IoT are transforming road maintenance by enabling real-time monitoring and predictive analysis. AI-based road condition monitoring systems utilize drones, sensors, and satellite imagery to detect road wear and tear before it worsens. Cities like Dubai and Singapore have successfully implemented such systems, reducing pothole-related accidents. In India, the National Highway Authority of India (NHAI) is exploring similar AI-driven solutions to improve highway maintenance.

IoT-enabled smart construction equipment is revolutionizing fleet management by providing real-time insights into machine performance and fuel efficiency. Caterpillar’s IoT-based fleet management system tracks equipment usage, predicts potential failures, and optimizes fuel consumption. Tata Hitachi, Sany, and John Deere have integrated IoT sensors into their excavators, motor graders, and compactors to enhance productivity and prevent costly breakdowns. Given India’s expanding road network, these predictive maintenance technologies will play a crucial role in ensuring long-lasting infrastructure.

The UK has unveiled ARRES (Autonomous Road Repair System), an AI-powered robot designed to detect and repair potholes and cracks. Developed by tech firm Robotiz3d in collaboration with the University of Liverpool and Hertfordshire County Council, ARRES uses AI-driven algorithms and imaging technology to identify road damage and autonomously fill cracks, preventing further deterioration. Funded mainly by Innovate UK, with additional investor support, the project aims to revolutionize road maintenance by making it faster, cheaper, and safer. Dr. Paolo Paoletti, the chief technology officer, highlighted that traditional methods are labor-intensive, costly, and environmentally harmful, whereas ARRES streamlines the process efficiently.

Hertfordshire County Council confirmed that ARRES will work alongside human crews to enhance productivity and minimize public disruption. Following successful lab tests, the robot is set for real-world trials on Hertfordshire roads, with officials eager to explore innovative solutions for pothole repairs.

Similarly researchers from King’s College London and Swansea University, in collaboration with scientists in Chile, have developed an innovative type of asphalt capable of self-repairing its own cracks over time. Inspired by natural self-healing processes observed in certain plants and animals, this asphalt incorporates recycled cooking oil embedded in tiny spores of plant waste. When microcracks form, these spores release the oil, preventing the bitumen from oxidizing and becoming brittle. Laboratory tests have demonstrated that this self-healing asphalt can repair microcracks within an hour, potentially extending the lifespan of roads by up to 30%.

The Central Road Research Institute (CRRI), in collaboration with Ramuka Global Services, has developed ‘ECOFIX’, an instant pothole repair mix utilizing industrial waste from steel industries, such as iron and steel slag. This eco-friendly solution can repair water-filled potholes without the need for dehydration. Bengaluru’s municipal body, BBMP, initiated a pilot project using ECOFIX near Anjaneya Temple on Avenue Road to address potholes exacerbated by rain. Similarly, the Public Works Department (PWD) of Assam has partnered with CSIR-CRRI to implement ECOFIX technology for instant pothole repairs, aiming to tackle the recurring pothole problem during the monsoon season.

In recent years, sustainability has become a central focus in road construction, with governments, researchers, and construction companies working together to develop innovative, eco-friendly methods. One of the most exciting developments in road construction has been the integration of renewable energy sources directly into roadways. In 2024, projects in Europe and China explored solar-powered roads that could generate electricity while supporting vehicular traffic. The French Wattway initiative and China’s solar expressway demonstrated how roads could serve a dual purpose—both as transport infrastructure and as energy sources. Additionally, wind-powered highway systems were tested in the Netherlands, where micro-turbines placed along highways harvested wind energy generated by passing vehicles.

In 2025, these innovations expanded further with Australia’s Mildura Rise Estate introducing the Solapave system, which integrates high-efficiency solar panels into road surfaces, allowing for energy generation and wireless charging of electric vehicles. The potential for solar roads to power streetlights, traffic signals, and even nearby homes is becoming a reality. Meanwhile, Germany has taken the wind-powered road concept a step further, implementing micro-turbine systems along major highways to contribute clean energy to national grids. In 2024, many road projects around the world incorporated Reclaimed Asphalt Pavement (RAP) to reduce the demand for new asphalt. India and the UK led initiatives to include plastic waste and fly ash in asphalt mixes, improving road durability while addressing plastic pollution. Additionally, self-healing asphalt, a revolutionary material that contains microcapsules of bitumen capable of automatically repairing small cracks, was tested in the Netherlands.

The focus has also shifted toward low-carbon cement alternatives. Traditional cement production is a major source of carbon emissions, and companies like Material Evolution introduced an alkali fusion process using blast furnace slag instead of limestone, achieving an 85% reduction in CO2 emissions. In parallel, the UK launched its first “Green Bridge” at Cockcrow, designed with environmentally friendly materials to reduce its carbon footprint while supporting natural wildlife corridors.

As the demand for sustainable infrastructure grows, the construction industry is embracing innovative solutions to reduce environmental impact, improve efficiency, and extend the longevity of roads and equipment. The combination of electrification, hydrogen technology, self-healing materials, and dynamic charging roads signals a transformative shift toward a greener, more resilient future.

Driving the Future with Smarter, Greener Construction Equipment

The road construction industry is entering a new era driven by advanced equipment and sustainability. Automation, electrification, and AI-powered monitoring are revolutionizing construction machinery, making roads smarter, safer, and more resilient. Self-driving graders, excavators, and pavers, along with electric and hydrogen-powered equipment from leading manufacturers, are enhancing efficiency, cutting costs, and reducing environmental impact.

AI-driven predictive maintenance is further optimizing uptime and performance, ensuring faster project completion and lower operational expenses. As India expands its road network, cutting-edge machinery will be at the forefront of building durable and sustainable infrastructure, from expressways through mountains to urban roads made with recycled materials.

Fast Facts

  • The global road construction market is projected to grow at a CAGR of 5-7% over the next decade, driven by urbanization and government infrastructure investments.
  • The adoption of AI-powered construction equipment, autonomous graders, and robotic systems is increasing productivity by over 20% and optimizing resource use.
  • Digital solutions like intelligent traffic management, self-healing materials, and modular construction methods are improving efficiency and reducing costs.
  • The rise of electric and hybrid machinery, along with government-mandated sustainable practices, is leading to carbon-neutral road construction initiatives.
  • Over 50% of future road projects are expected to incorporate reclaimed materials such as recycled asphalt and concrete to minimize waste and resource consumption.
  • Advancements in self-repairing materials are extending road durability and potentially reducing maintenance costs by 40-50%.

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