Delhi (Metro Rail News): Delhi Metro Phase 4 progressed as Paras Railtech emerged as the lowest bidder for Package DT-10R which includes the installation of Ballastless tracks on the Golden Line which spans 23.622 km from Aerocity to Tuglakabad.
Delhi Metro’s Golden Line
Delhi’s Golden Line, a key corridor in the 112.32 km Delhi Metro Phase 4 project, will span from Aerocity to Tughlakabad, covering 16 stations.
The line’s civil construction is currently underway through four contract packages.
| Package | Type | Contractor |
| DC-07 | Underground | Afcons Infrastructure |
| DC-08 | Underground | J Kumar Infraprojects |
| DC-09 | Underground | Larsen & Toubro |
| DC-04 | Elevated | YFC Projects |
DMRC has been planning to operate 13 train sets of 6 coaches which will be supplied by Alstom Transport on Golden Line.
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Bidding Process
DMRC initially invited bids for track work under Package DC-10 in July 2023 but unexpectedly cancelled the process in August. The bids were reissued in September 2024 under Package DT-10R, with a completion deadline of 1,080 days (2.95 years)
In December 2024, Technical bids were opened to reveal that 4 firms have submitted bids for the contract.
In February financial bids were open to reveal Paras as the lowest bidder.
Financial Bid Values
| Firm | Bid (crore) |
| Paras Railtech Pvt. Ltd. | 125.37 |
| Texmaco Rail and Engineering Ltd. | 135.72 |
| Rahee Infratech Ltd. | 140.19 |
Contract Details
Funding: The Package will be financed by the Japan International Cooperation Agency (JICA).
DMRC’s Brief Scope: Installation, testing and commissioning of ballastless track including supply of MSS and Buffer Stop for Line-10 (Aerocity to Tughlakabad) (ch. -760m to ch. 23286m).
Other Track-related contracts for the Golden Line
| Package | Scope of Work | Contractor |
| DT-07 | UIC-60 turnouts and scissor cross-overs | Voestalpine VAE VKN India |
| DT-09 | Track fastening | Patil Rail Infrastructure (PRIPL) |
| DT-10R | Ballastless track work | Paras Railtech (Lowest Bidder) |
| DT-16 | Ballastless/Ballasted track in Sarita Vihar Depot for augmentation of additional maintenance facilities | Pee Pee Mandal Projects |