Slippages on Kanpur-Lucknow Expressway point to design issue, not construction defect; stretches will need bottom-up rebuild. (AI-generated image) NEW DELHI: Slippages on sections of the Kanpur-Lucknow Expressway within days of its inauguration point to a design issue, not a construction defect, a top govt official has said, adding that simple patchwork repairs will not solve the problem. “The affected stretches will have to be rebuilt bottom up. We need to ensure there is no laxity at the designing stage of projects. This is a major concern for us, especially since the expressway has been executed under Hybrid Annuity Model (HAM),” the official said.Join conversationView All Comments →Share your thoughts in the commentsInsightfulAgreeDisagreeSkepticalConcerningPromisingWorth ReadingBig DevelopmentPost CommentBe respectful · TOI community guidelinesThe Centre is awaiting the final report of an expert who conducted a detailed investigation into the slippages. “There was no deficiency in the thickness of the road or in the pavement layers beneath it,” the official added. In HAM projects, the private developer is responsible for the operation and maintenance of the project through the entire concession period, which, typically, is 15 years.A preliminary investigation by an IIT Kharagpur professor had identified the use of weak, highly plastic soil beneath parts of the expressway as one of the main reasons for the slippages. Plastic soil loses strength when wet and can get deformed under load. The preliminary report shows poor drainage as a contributing factor.Get the latest India News and Live updates. Download the TOI app.End of ArticleFollow Us On Social MediaVideosBJP Reprimands Three Delhi MPs Over Visit To Sajjan Kumar’s Home After His DeathKolkata Police Files Case Against Mamata Banerjee Over Rally, TMC Hits Back At BJP Govt | WatchRahul Gandhi Slams BJP-RSS Over Kharge ‘Shuddhikaran’, Demands Action Under SC/ST ActPakistani Drones Spotted Along LoC: Indian Army Intensifies Surveillance In J&K | WatchPM Modi’s 4-Day Central Asia Visit: Uzbekistan, Kyrgyzstan & SCO Summit | India’s Diplomatic PushB Nagendra Quits Karnataka Cabinet Amid Valmiki Scam Allegations, Calls Charges Politically DrivenBlast Near Manipur BJP MLA’s House; CM Khemchand Singh Calls Attack ‘Barbaric’Fresh Threat To Kashmiri Pandits: Terror Group ULC Warns Over Reopening Exodus Cases | WatchUS Green Card Wait, USCIS Checks, UK Visas: How Immigration Rules Impact IndiansIndia Plans Javelin Missile Buy From US, Giving Infantry A Battle-Tested Tank-Killing Edge | Watch123PhotostoriesStar Singer: Meet the finalists ahead of the grand finale10 baby names that bring the beauty of the seasons to lifePainful periods, changing cycles and menopause: Which symptoms are normal, which need attention and can protein help?Blueberries vs Grapes: What happens to blood sugar when you eat the whole fruit instead of drinking it?Why do some eggs have double yolks? The science behind it explainedUse an old toothbrush to clean your taps: 7 places this tiny tool can reachStrong bones aren’t just about milk: 7 foods that help support bone density as you age5 things happy couples do before going to bed every nightFrom Kapil Sharma to Krushna Abhishek: Richest Indian comedians and their net worth8 of the smallest birds you can find in India123Hot PicksNepal floodUGC NET June 2026 resultCNG Price HikeMumbai milk priceRRB NTPC UG CBT 2 examAnkit Baliyan murderSridhar VembuDelhi murderInflation dataTop TrendingSophie Cunningham CareerChandigarh MurderSamay RainaUdaipur HotelFlorida Car CrashUS Green Card HolderBengal HospitalTamil Nadu Son MurderElon MuskKanpur Aircraft Crash
NEW DELHI: Slippages on sections of the Kanpur-Lucknow Expressway within days of its inauguration point to a design issue, not a construction defect, a top govt official has said, adding that simple patchwork repairs will not solve the problem. “The affected stretches will have to be rebuilt bottom up. We need to ensure there is no laxity at the designing stage of projects. This is a major concern for us, especially since the expressway has been executed under Hybrid Annuity Model (HAM),” the official said.
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The Centre is awaiting the final report of an expert who conducted a detailed investigation into the slippages. “There was no deficiency in the thickness of the road or in the pavement layers beneath it,” the official added. In HAM projects, the private developer is responsible for the operation and maintenance of the project through the entire concession period, which, typically, is 15 years.A preliminary investigation by an IIT Kharagpur professor had identified the use of weak, highly plastic soil beneath parts of the expressway as one of the main reasons for the slippages. Plastic soil loses strength when wet and can get deformed under load. The preliminary report shows poor drainage as a contributing factor.