World’s Longest Steel Slag Road Sets Guinness World Record 🛣️ | Raigarh, Chhattisgarh |

A 1.85-km road in Raigarh, Chhattisgarh, set a Guinness World Record as the world’s longest road built exclusively using which sustainable material?

The answer is processed steel slag aggregates. The road was developed by Jindal Steel Limited in collaboration with CSIR–Central Road Research Institute (CSIR-CRRI) and uses nearly 2 lakh tonnes of processed electric arc furnace (EAF) steel slag, replacing natural stone aggregates.

📌 Answer: Processed Steel Slag Aggregates
📍 Location: Raigarh, Chhattisgarh
📏 Length: 1.85 km
🏆 Record: World’s longest road built with processed steel slag aggregates
🤝 Partners: Jindal Steel & CSIR-CRRI
♻️ Concept: Waste-to-wealth & circular economy
📅 Guinness recognition: 12 September 2026

The project demonstrates how steel-industry waste can be converted into road-construction material, reducing dependence on naturally mined aggregates.

Important for: UPSC | SSC | Banking | Railway | Other Competitive Exams

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