PWD West Bengal has invited an online tender for the construction of a new G+3 academic building at Jnan Chandra Ghosh Polytechnic, including SITC (Supply, Installation, Testing & Commissioning) of an air conditioning system. This project is part of institutional infrastructure development and includes complete HVAC system installation within the new academic building. Contact: Office: Sr. Superintending Engineer, PWD, Kolkata Electrical Circle Website: https://etender.wb.nic.in Tender ID: 2026_WBPWD_5015794_1 Bid closing date: 10.07.2026 (12:00 AM) Corrigendum: Only on official portal