The Brihanmumbai Municipal Corporation (BMC) has introduced a new rule requiring independent geotechnical and foundation experts to examine the foundation systems of super-tall buildings in Mumbai. The regulation, approved earlier this year by the civic body’s High-Rise Committee (HRC), makes it mandatory for projects taller than 180 metres to obtain expert clearance before moving ahead with key stages of construction.
The move is aimed at strengthening oversight of deep excavation works and complex foundation designs, particularly in a city where development often takes place on tightly packed plots. In the past, foundation design and excavation plans were primarily evaluated by structural engineers appointed by project developers. However, several incidents involving foundation and shoring failures in recent years exposed potential gaps in the existing review process.
To address these concerns, the civic body has made it compulsory for specialised geotechnical consultants to participate as independent signatories responsible for verifying the integrity of foundation and soil-related designs. These experts will provide an additional level of technical scrutiny before construction can progress.
Professionals empanelled by the HRC include experienced engineers from academic institutions and the construction industry. Their assessment will cover soil and rock investigation reports, excavation methods, shoring systems, and other safety mechanisms associated with deep basement construction. The review process is intended to ensure that excavation work does not destabilise nearby structures, underground utilities, or the overall construction site.
Mumbai’s skyline has been rapidly evolving, with several super-tall towers either under construction or in advanced planning stages. Projects such as Palais Royale in Worli, along with Lokhandwala Minerva, Piramal Aranya Arav and Lodha World One, reflect the city’s growing vertical development.
Officials and HRC members said the new rule adds another layer of safety and accountability to high-rise construction. By bringing independent geotechnical experts into the approval process, the BMC aims to minimise structural risks, maintain engineering standards and boost confidence in high-rise developments. Experts believe the framework could also serve as a model for other cities experiencing rapid vertical urban growth.
Source: Prop News Time
