The Mumbai Railway Vikas Corporation Ltd. (MRVC) invites online bids for the modification of traction substations and switching posts for the 3rd & 4th line between the Badlapur-Karjat Section under the MUTP-IIIB project. The scope includes modifying two traction substations at VGI & KJT, one sub-sectioning post at BVS, and one sectioning post at SHELU along with associated infrastructure works. Qualified agencies must submit their final electronic proposals via eprocure.gov.in before the closing deadline on August 12, 2026, at 3:00 PM.