For years, the road between Mudigedu and Sanjamala, tucked into the Nallamala foothills of Nandyal district, told the same story every monsoon.
Trucks hauling limestone for the region’s cement plants and slabs from its granite quarries rolled over it daily, and by the time the rains arrived, the surface would splinter into cracks, ruts, and eventually potholes deep enough to swallow a scooter’s wheel.
This stretch runs through Banaganapalle constituency, an area long troubled by heavy freight traffic.
On 4 July, 2025, Andhra Pradesh’s Roads and Buildings Department inaugurated something the state had never tried before: a pilot project using Danish Asphalt Reinforcing Fibre Technology, an idea imported from Denmark and already at work beneath the runways of Heathrow Airport, on Dubai’s motorways, and along Germany’s A7 highway.
Potholes are no minor inconvenience in India.
Government data has placed pothole-linked crashes in the thousands annually, and the Supreme Court once remarked that more Indians die from bad roads than from terrorist attacks, a comparison that has pushed states to seek sturdier alternatives to plain bitumen.
A fibre borrowed from Denmark’s toolkit
The technology comes from Danish Fibres A/S, a company that has spent more than 40 years perfecting reinforcement fibres, beginning with a 1985 patent for blast-control fibres and later expanding into concrete and asphalt reinforcement worldwide.
A close-up of asphalt highlights the road material being tested as part of efforts to build more durable surfaces.
Its Wiking asphalt fibres combine aramid, the high-tensile material used in bulletproof vests, with polyolefin, forming a web-like structure inside the asphalt mix.
Mixed into hot bitumen at under a kilogramme per tonne, the fibres spread tensile stress evenly across the road surface instead of letting it concentrate at a single point, which is usually where a crack begins.
Independent tests cited by the manufacturer show rut depth reduced by more than 50%, with the fibres remaining stable across an unusually wide temperature range, resisting cracking down to nearly -26°C, a margin far beyond anything Rayalaseema’s climate would demand.
Why officials are betting on durability
For Andhra Pradesh, the appeal is straightforward durability. Officials expect the reinforced stretch to last up to 50% longer than a conventionally built road, cutting both the frequency of repairs and the state’s long-term maintenance bill.
The department’s Engineer-in-Chief, Ramachandra, said Danish Fibres had taken up the Banaganapalle stretch as a trial run, and that if it performs well through the monsoons, the technology will be scaled up across the state’s wider road network, testing global materials rather than relying solely on conventional bitumen mixes.
A road-paving machine works on a newly constructed stretch, where fibre reinforcement is being trialled to prevent cracks and potholes.
Nandyal district has grown into a hub of cement and granite processing, drawing heavier freight onto roads never built for such loads, which is precisely why officials picked this stretch first, treating it as a stress test before committing funds to a wider rollout.
Not the first pothole experiment, and unlikely to be the last
Potholes have inspired plenty of home-grown fixes across India already. A Tamil Nadu chemistry professor once pioneered melting shredded plastic waste into bitumen to strengthen rural roads, a technique now used in over 11 states, while a Bengaluru social venture has laid honeycomb mats of recycled plastic to build roads faster with less water.
Elsewhere, start-ups have used AI to map potholed stretches across entire cities, and Andhra Pradesh’s own school students have built electronic devices to patch potholes on the spot.
What sets the Danish trial apart is that it targets prevention rather than repair, stopping cracks before they widen into craters that make monsoon travel hazardous for two-wheelers, ambulances and school buses alike.
The Mudigedu–Sanjamala road in Nandyal district is being used to test Danish asphalt reinforcing fibre technology.
Officials involved in the launch described the road as a trial that would be expanded across the state once its performance was proven. The department is now watching the stretch closely through the coming monsoons, the real test for any Indian road, before scaling it wider.
A blueprint worth watching beyond Andhra Pradesh
That cautious approach, testing a globally proven material on one small, heavily stressed stretch before committing state funds to it, is itself worth noticing.
Indian roads chronically struggle with the same triggers seen in Banaganapalle: overloaded freight, monsoon saturation, and maintenance budgets that favour patchwork repair over prevention.
Other states with similar pressures, from quarry belts in Rajasthan to freight corridors in Odisha, would have a tested, data-backed model to study rather than another unproven claim, if the pilot holds.
The Danish fibre technology is designed to reinforce asphalt from within, potentially extending road life and reducing the need for frequent repairs.
In a country where road failures are usually met with resurfacing rather than reinforcement, Banaganapalle offers a quieter template: test rigorously on a stressed stretch first, then borrow whichever global engineering actually stops potholes before they start.
For a state trying to shed its reputation for cratered rural roads, that would count as a real, quietly engineered win, one village road at a time, and perhaps a model the rest of the country starts to watch.
All images courtesy of Instagram/@thebetterindia
