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Home»Business»Cracks in slabs, surface deformations, rutting to potholes: How construction defects in National Highways keep India’s road accident numbers high | Business News
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Cracks in slabs, surface deformations, rutting to potholes: How construction defects in National Highways keep India’s road accident numbers high | Business News

April 6, 2025No Comments5 Mins Read
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On January 14, 2025, a 28-year-old girl died and her husband suffered vital accidents after the SUV crashed right into a divider on the newly-constructed Delhi-Meerut Expressway (DME). The police officers mentioned that each have been carrying seatbelts and the automobile all of a sudden flipped over when the motive force utilized the brakes and the automobile hit the divider.

Per week later, on January 23, at the least 10 individuals have been killed and greater than 15 sustained accidents after the truck they have been travelling in toppled and fell right into a 50-m-deep valley in Karnataka’s Uttara Kannada district. The accident passed off close to the Gullapur village underneath the Yellapur taluk, which is a part of Nationwide Freeway 63, when the victims have been on their solution to the Kumta market from Savanur to promote greens.

From the fractures or fissures that develop within the concrete slabs used for pavement building, floor undulations or deformations, potholes from water stagnation and uneven using floor — a collection of great defects recognized in varied Nationwide Freeway (NH) tasks throughout India from 2019-20 to 2023-24 have a direct bearing on the creation of ‘black spots’ or hazardous factors on the NH, the place accidents happen repetitively.

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The knowledge offered by the Minister of Highway Transport and Highways, Nitin Gadkari, in Rajya Sabha on April 2, in response to a question concerning freeway building high quality and measures to handle deficiencies, listed out some 59 main damages or defects recognized on totally different nationwide highways in 15 states throughout this era. He additionally offered the small print of motion taken in these circumstances which incorporates the penalty imposed on the contractors.

Earlier, on March 6, in a convention on highway security, Gadkari mentioned that engineers and consultants concerned in roadbuilding and the “substandard” detailed mission stories (DPRs) produced by them have been answerable for persevering with highway accidents, the place India has among the many highest numbers on this planet. “A very powerful culprits are civil engineers. I don’t blame all people, however after 10 years of my expertise, I’ve come to this conclusion. Culprits are those that are making DPRs. Due to small civil engineering errors, there are a whole bunch of deaths,” mentioned Gadkari.

Based on the minister’s reply in Parliament, the defects are of primarily 4 classes, particularly, pavement points, retaining wall points, bridge and construction defects, and different building & upkeep deficiencies

The defects have been recognized via varied inspections and audits carried out by consultants, executing businesses such because the Nationwide Highways Authority of India (NHAI), the Nationwide Highways & Infrastructure Improvement Corp Ltd (NHIDCL), Border Roads Organisation (BRO), the general public works departments (PWDs), and third-party auditors.

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For instance, in Arunachal Pradesh, a big retaining wall (RE wall) — which is designed to carry again soil, rocks or different materials – collapsed on the Papu-Yupia-Hoj-Potin part of NH-713A and NH-13 in 2021-22.

The contractor initiated rectification work and confronted a penalty of 5 per cent of the contract worth. In Andhra Pradesh, settlements in construction approaches on NH-71 and defects in RE wall building on NH-16 have been addressed via rectification work, with the restoration of

Rs 10.99 lakh in damages from the concessionaire within the latter case. Each tasks are underneath Bharatmala Pariyojna on Hybrid Annuity Mode (HAM).

Settlements in highways imply displacement of the pavement floor or the underlying soil, which leads to an uneven or depressed floor. Equally, floor undulations, which suggests irregular floor deformations, in versatile and inflexible pavements on NH-9 and NH-4, respectively, in Andhra Pradesh have been rectified based mostly on methodologies prompt by the Central Highway Analysis Institute (CRRI) and the Indian Institute of Know-how (IIT) Tirupati, together with recoveries totaling Rs 3,57,92,366 imposed on the EPC contractor for NH-9.

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A number of tasks skilled points with concrete pavements. In Chhattisgarh, cracks in cement concrete panels have been reported on NH-200 (New NH-130) and NH-30, with panel rectifications and replacements undertaken on the contractors’ expense. Related cracking issues affected tasks in Karnataka, Maharashtra, Uttar Pradesh and West Bengal on varied NH sections, resulting in rectification work, prolonged Defect Legal responsibility Durations (DLP), and, in some circumstances, contract terminations.

The Delhi-Vadodara Expressway encountered points akin to rutting and settlements throughout a number of packages in Haryana and Rajasthan. NHAI imposed penalties on contractors for delayed upkeep and engaged IIT Kharagpur for detailed research for everlasting rectification. A notable incident on the Amritsar-Jamnagar Financial Hall in Rajasthan concerned the failure of a nostril construction, which is designed to forestall erosion and harm to the freeway embankment, throughout bridge launching, leading to a Rs 1 crore penalty on the contractor and the debarment of fabrication and designer group for 2 years.

Other than this, bridge infrastructure additionally confronted challenges. In Maharashtra, damages have been noticed within the slab of a serious bridge on NH-06 (New NH-53), requiring reconstruction based mostly on an audit by the Visvesvaraya Nationwide Institute of Know-how (VNIT), Nagpur. A minor bridge within the Andaman & Nicobar Islands skilled punching within the deck slab and different high quality points, resulting in rectification on the contractor’s expense and initiation of debarment proceedings.

These defects additionally spotlight the challenges inherent in large-scale infrastructure growth akin to Nationwide Highways. India’s NH rely has considerably elevated from 91,287 km in 2014 to 1.46 lakh km at current.



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