Prime Minister Narendra Modi dedicated and laid the foundation stones for a diverse package of transformative infrastructure, energy, and scientific initiatives valued at over thirteen thousand crore rupees during his official visit to Chennai on Sunday. Aimed at accelerating urban mobility, modernizing regional logistics, expanding industrial output, and fostering breakthrough medical research across Tamil Nadu, the comprehensive development portfolio represents a major collaborative push between the central government and state development agencies. The visit culminated in landmark public inaugurations spanning mass rapid transit, national expressways, redeveloped railway hubs, maritime shipping terminals, and academic institutions.
A premier centerpiece of the high-profile rollout was the formal commissioning of the crucial western suburban corridor under Phase II of the Chennai Metro Rail Project. Constructed at an estimated outlay of nearly four thousand nine hundred crore rupees, the newly inaugurated elevated stretch connects the bustling commercial and residential hubs of Poonamallee and Porur through to Vadapalani. Designed to significantly alleviate roadway congestion along the heavily traveled arterial routes leading into central Chennai, the transit corridor features advanced driverless-capable automated train signaling architectures alongside an engineering feat in the form of a three-point-seven-kilometer double-decker viaduct structure. The rapid transit link provides commuters from rapidly urbanizing outer neighborhoods with a seamless, environmentally friendly, and time-efficient alternative to congested roadway corridors.
Complementing urban public transit improvements, the Prime Minister launched multiple key National Highway upgrades worth approximately three thousand seven hundred crore rupees to enhance freight movement and inter-city connectivity. These strategic road projects include the newly expanded four-lane Vadugapatti to Therkuvenganallur segment of National Highway 744 and the newly four-laned Madurai Ring Road bypass along National Highway 744A. Additionally, foundation stones were laid for the bypass around Thiruvarur on the Nagapattinam to Thanjavur route under National Highway 83. Together, these high-capacity roadway networks will streamline transit between key industrial zones, coastal logistics hubs, and prominent cultural and pilgrimage destinations across southern and central Tamil Nadu.
The modernization drive also made significant strides across the state's railway and maritime sectors. Under the national Amrit Bharat Station Scheme, the Prime Minister dedicated five extensively redeveloped railway stations situated at Palani, Vellore Cantonment, Ambasamudram, Paramakkudi, and Namakkal, providing modernized passenger amenities, upgraded waiting lounges, accessible boarding infrastructure, and enhanced aesthetic facades inspired by local heritage. Along the coastline, major commercial enhancements were inaugurated at Chennai Port and Kamarajar Port, encompassing expanded paved storage yards, dedicated export-import warehousing facilities, a modernized international cruise terminal, a specialized seafarers' welfare complex, an additional coal berth, and foundation works for capital dredging to accommodate ultra-large container vessels at upcoming deep-water terminals.
Industrial and scientific self-reliance featured prominently during the proceedings through major announcements in petroleum refining and deep-tech biological science. At Chennai Petroleum Corporation Limited's Manali Refinery, foundation works were initiated for an advanced lube oil base stocks manufacturing facility valued at approximately one thousand six hundred and twenty crore rupees. Designed to yield two hundred and seventy thousand metric tonnes per annum of Group II and Group III base stocks, the facility is poised to substantially curtail import reliance for premium automotive and industrial lubricants. At the Indian Institute of Technology Madras, the Prime Minister dedicated the state-of-the-art Sudha Gopalakrishnan Brain Centre to the nation. The facility spearheads a global pioneering research mission to map more than one hundred human brains into three-dimensional cellular-resolution atlases spanning the complete human lifespan from the fetal stage to advanced age, alongside the release of the groundbreaking C-Stroke human ischemic stroke atlas featuring over a thousand annotated microscopic tissue sections.
The official program concluded in the afternoon with the Prime Minister participating in the golden jubilee celebrations of the Jaigopal Garodia Hindu Vidyalaya Matriculation Higher Secondary School in Chennai. Addressing students, educators, and community members, the Prime Minister lauded the institution's enduring educational legacy guided by the motto of knowledge that liberates, noting that sustained investments in world-class transport, high-technology healthcare, and educational excellence form the bedrock of India's long-term socioeconomic growth. With multi-tier administrative arrangements and public enthusiasm marking the occasion, the visit reinforces a long-term vision to bolster Tamil Nadu's industrial competitiveness, logistics capacity, and modern urban infrastructure.