India has taken step towards sustainable road infrastructure with the technology transfer of bio-bitumen made from lignocellulosic biomass. The innovation converts farm residue into a renewable alternative to petroleum-based bitumen, supporting cleaner highways, lower emissions, and better use of agricultural waste. The initiative also links agriculture with infrastructure development and is aimed at large-scale industrial adoption.
What the Technology Does
Bio-bitumen is produced from agricultural biomass and crop residues through a thermochemical conversion process. It is designed to perform similarly to conventional bitumen used in road construction. The technology offers a low-carbon substitute for imported fossil-based materials and can be used in national highway projects.
Institutions Behind the Development
The technology was developed by CSIR–Central Road Research Institute and CSIR–Indian Institute of Petroleum. CSIR organised the technology transfer event in New Delhi to enable industry adoption. The initiative reflects collaboration among science institutions, government departments, industry stakeholders, and policymakers.
Policy and Environmental Significance
The development supports several national priorities, including:
- Atmanirbhar Bharat through domestic innovation.
- Net Zero and climate commitments through reduced carbon footprint.
- Waste to Wealth by using crop residue productively.
- Reduction in stubble burning and related air pollution.
Relevance for Farmers and Road Sector
The use of farm residue for bio-bitumen can create additional income opportunities for farmers. It also helps address the problem of agricultural waste management. For the road sector, the technology offers a durable and compatible material that can support wider use in infrastructure projects and reduce dependence on conventional bitumen.
Last Modified: April 29, 2026