The road sector isn’t slowing; it’s getting technically tougher

India’s road-making is rewriting its construction logic. Recycled inputs, compact machines, on-site crushers and smarter haulage systems are changing how projects are executed and evaluated.

India’s road story was measured in kilometres per day for years. Today, the sharper question is different. What exactly goes into each kilometre, and how smartly is it being built?

In March of this year, Union Minister Nitin Gadkari brought that question back into the national spotlight when he said that cities should use more of their trash to build roads. He said that roads should use more of what cities throw away. He said that 80 lakh tonnes of separated legacy waste from Delhi had already been used in highway projects, including parts of the Delhi–Mumbai and Delhi–Dehradun corridors.

That statement is more than just a catchy sustainability phrase. It shows how Indian road building is changing from straight roads to circular roads. India’s highway sector is entering a new phase in which progress is no longer defined solely by speed. Procurement decisions now revolve around recycled inputs, on-site processing, material science, supply resilience, local participation, machine flexibility, drainage performance, and long-term lifecycle economics.

The most recent official numbers also tell a complicated story. The Ministry of Road Transport and Highways said that by December 2025, 4,989 km of highways had been built. However, the National Highways Authority of India (NHAI) finished the year with 5,313 km, exceeding the target, even though awarding was slower. Capital spending hit ₹2.44 lakh crore, indicating that execution pressure remains high even as tendering is becoming more selective. In other words, the road sector is not slowing down. It is getting harder to do technically.

The new material shift

One of the most visible changes today is the gradual weakening of the traditional aggregate-first model. “India generates over 1.5 lakh tonnes of municipal solid waste daily, while road construction consumes vast quantities of virgin aggregates,” says Dheeraj Panda, MD, Ammann India. “Redirecting even 20–25% of suitable waste streams could replace 10–15% of natural aggregates in the near term.” His point reflects a broader transition already visible globally.

In Europe, reclaimed asphalt pavement (RAP) use above 50 per cent is increasingly standard in many highway rehabilitation contracts. In the US, some state highway agencies regularly use digital plant control systems to specify high RAP blends. India is allowed to use RAP under MoRTH, but adoption remains uneven because plant capacity, segregation quality, and contractor confidence vary widely.

Economics is changing now. Steel slag, waste plastic, crumb rubber, and inert material made from municipal waste are moving from pilot projects to structured specification discussions. This is because quarry logistics are becoming more expensive, obtaining environmental approvals is becoming harder, and haulage costs are becoming harder to absorb. “These materials are not compromises; they are upgrades,” Panda says. “Reclaimed asphalt lowers lifecycle costs. Steel slag and rubber improve durability. Waste plastics improve rut resistance and water resistance.” That language matters because procurement professionals increasingly evaluate performance over origin.

The crusher has moved to the site

If waste becomes feedstock, then crushing technology becomes increasingly important to road economics. Guido Azzolin, CEO of MB Crusher, discusses a change that many contractors now openly admit to. You don’t have to buy aggregate anymore; it’s often produced on-site. “The contractor avoids disposal costs, avoids purchasing fresh aggregate, and avoids the truck movements associated with both,” he says.

His mention of the adoption of crusher buckets is part of a larger trend in India: road contractors are increasingly choosing attachments that turn excavators into mobile processing units instead of using separate crushing systems for each temporary work front. That choice is based on the ability to be flexible with workers, save on fuel, and streamline logistics. He says the BF90.3 crusher bucket fits excavators already common on Indian projects. This means the same carrier can trench, load, and crush without incurring additional mobilisation costs.

This aligns with the stricter circular construction rules now in place in India’s construction and demolition waste framework. Azzolin says the minimum recycled content required in products will steadily rise over the next 10 years, making recycled materials a requirement rather than an option.

Globally, this is already normal practice. In Japan and Germany, demolition-derived materials are routinely classified, processed, and returned to road sub-base streams through certified loops. India is now moving toward that discipline—though with more variability in field execution.

The invisible layer that decides pavement quality

Because the wrong particles get into the mix, roads often break down before traffic even reaches design stress. That is why screening has become a critical procurement subject rather than just a technical detail at the quarry. “Blinding, pegging, incorrect aperture selection, excessive wear, and poor deck balance directly affect gradation consistency,” says Anubhav Chandra, National Sales Manager, Ashar Locker India Pvt. Ltd. His findings reveal a secret about how Indian roads are run. Although screening geometry directly affects binder demand, compaction behaviour, and dust performance, it receives less boardroom attention in the quality discussion, which frequently centres on bitumen and asphalt plants.

Because high-speed corridors cannot withstand layer irregularity over extended distances, premium road contracts worldwide are progressively specifying tighter aggregate grading tolerance. India is also heading in that direction, particularly on highways, where test frequency has increased, and compaction acceptability has become more stringent. Nowadays, screen media has a greater impact on road life than many project teams acknowledge in terms of practical procurement.

Road building is also a supply chain war

A 39-km stretch of highway is no longer one project. It is dozens of synchronised material streams moving simultaneously. This fact is evident in the ULCCS-executed Thalappady–Chengala corridor, where supply discipline became as important as engineering. According to Remeshan Palery, Chairman of ULCCS, bitumen, steel, cement, and aggregates were obtained through long-term agreements, and inventories were tracked on several fronts.

However, it’s not simply procurement discipline that sticks out. This is how the execution plan included societal approval itself. “Efficiency at this scale depends on trust,” he says. “Our coordination extended to a deep people’s participation model with the local community.”

That is particularly relevant in today’s India because utility shifting, access diversions, drainage corrections and local negotiations increasingly determine whether timelines hold. In global road delivery models—particularly in Scandinavian countries—stakeholder acceptance is formally embedded into pre-construction planning. India is increasingly reaching the same conclusion through field necessity rather than regulation.

Sustainability is becoming emotional, not just technical

Palery’s strongest story is not about asphalt or bridges. It is about a mango tree. When a 16-year-old “Payaswini” mango tree, planted by poet Sugathakumari, stood in the path of a flyover, ULCCS scientifically transplanted it rather than removing it. For procurement professionals, this may appear anecdotal. It is not.

It foreshadows a future in which project acceptance is increasingly determined by how contractors react to local environmental symbols.  Highway development in India is expanding into increasingly densely populated and environmentally vulnerable areas. Drainage, transplanting, service-road ecology, and community-visible mitigation are now all factors that affect contract reputation.

A similar trend can be seen worldwide, as environmental scoring is increasingly affecting bid competitiveness.

Equipment is becoming smaller, smarter and multi-role

India’s road sector once equated scale with machine size. That equation is changing. Compact excavators such as the Bobcat E53 Compact Excavator, Bobcat E33z Compact Excavator, and Bobcat E18z Compact Excavator are gaining importance because urban road works, utility corridors and shoulder interventions increasingly happen in constrained environments where large equipment loses efficiency.

The same logic appears in concrete handling. Tej Bhadbhade of Aquarius Engineers notes that indigenous boom placers now address constrained urban placement through modular designs and five-arm flexibility. The broader message is clear. India’s road ecosystem increasingly values equipment that can shift roles quickly rather than remain task-specific. That trend mirrors global contractor preference, where utilisation rates matter more than machine prestige.

Even truck bodies are now part of road efficiency

Road construction productivity no longer ends at the paver. Muzzammil Khan, Director of Amma Engineering, explains that truck bodywork is now built for telematics integration, predictive maintenance, and modular use. This is significant since haulage inefficiency remains one of the largest hidden cost centres in Indian road construction.

Globally, fleet information has already influenced asphalt cycle planning and quarry turnaround choices. India is starting to follow the same rationale, particularly on high-value routes.

Less about kilometres, more about intelligence

India’s first decade of highway acceleration was built on volume. The coming decade is likely to be judged by a higher standard—durability per rupee, carbon footprint per km, and material intelligence per contract.

Municipal waste entering highways, crusher buckets replacing haulage, screening geometry determining pavement quality, telemetry infiltrating fleet bodies, and local ecology impacting acceptance—these are not isolated developments.

They indicate that Indian road development is nearing its mature engineering phase. The next road contract will not be just about who can construct the fastest. It will ask who can build with less virgin material, fewer disputes, lower lifecycle cost, tighter quality control, and stronger social legitimacy. And that may be the most important shift of all.

Quotes

“Road construction must stop seeing waste as a liability and start treating it as engineered material.”

Dheeraj Panda , MD, Ammann India

“Highway execution succeeds when local communities feel they are partners in the project.”

Remeshan Palery, Chairman, Uralungal Labour Contract Co-operative Society Ltd (ULCCS Ltd)

“Truck bodies today must be designed not only for payload but for data-driven fleet intelligence.”

Muzzammil Khan , Director, Amma Engineering and Infrastructures Pvt ltd

“Wrong screen geometry can compromise gradation long before material reaches the plant.”

Anubhav Chandra , National Sales Manager, Ashar Locker India Private Limited

“On-site crushing is turning demolition waste into a direct construction resource.”

Guido Azzolin, CEO, MB Crusher

“Compact concrete placement systems are becoming essential for dense urban construction.”

Tej Bhadbhade , GM – Operations, Aquarius Engineers Pvt. Ltd.