In continuation to the tender for construction of Dream City Depot including Metro bhavan and Operation Control Centre, the Gujarat Metro Rail Corporation (GMRC) Ltd. has now invited tenders in a single stage two package for the work/services; “Detailed Design Consultancy Services for Subway Environment Simulation (SES) studies & Computational Fluid Dynamics (CFD) Analysis and Sizing of Tunnel Ventilation System (TVS) and Major ECS Equipment for Entire Underground Section of Surat MRTS Ph-1 for Gujarat Metro Rail Corporation (GMRC) Limited.”
| Route description | Route Length in KM | No. of stations | Depot location | |
| Sarthana to Dream City | Elevated | 15.14 | 14 | Dream city (With OCC) |
| Underground | 6.47 | 06 | ||
| Total | 21.61 | 20 | ||
| Bhesan to Saroli | Elevated | 18.74 | 18 | Bhesan |
| Underground | NIL | NIL | ||
| Total | 18.74 | 18 | ||
| Grand total | 40.35 | 38 | ||
Key Details:
- Tender No.: GMRC/DDC/UG-SES/SURAT/PH-1/2021
- Name of Work: Detailed Design Consultancy Services For Subway Environment Simulation (SES) studies & Computational Fluid Dynamics (CFD) Analysis and Sizing of Tunnel Ventilation System (TVS) and Major ECS Equipment for Entire Underground Section of Surat MRTS Phase-1 For Gujarat Metro Rail Corporation (GMRC) Limited.
- Approximate cost of work: INR 2.40 Crores
- Completion Period of work: 28 weeks from issuance of LOA
- Tender documents on sale: From 16-01-2021 to 23-02-2021
- Pre-Bid Meeting: 27-01-2021
Scope of Services for the Work:
The scope of services to be provided by the detailed design Consultant generally includes, but are not limited to:
- Scope of SES/CFD Computer Simulations: The Consultants shall carry out all the required computer simulations analysis of the complete tunnel ventilation system for the entire Surat Metro Underground Corridor including station and trackway fire scenarios, utilizing the latest version of the Subway Environment Simulation (SES) and validated 3-dimensional Computational Fluid Dynamics (CFD) computer software.
- Scope of Sizing the TVS and Major ECS equipment: Utilizing the SES & CFD results, the Consultant shall size the following TVS and major ECS equipment:
- Size and quantity of each TVS equipment:
- Capacities including the fan head (H-value) for all the tunnel ventilation fans, booster/jet fans, trackway exhaust fans
- Sizing of the tunnel motorized dampers
- Sizing of the TV shafts and plenums
- Preliminary size of fan rooms and nozzle areas
- Preliminary booster/jet fan niches in tunnels (typical)
- Preliminary design of TEF sizes and OTE size
- Size and quantity of each ECS equipment:
- Total cooling load (Station and tunnel) requirement and breakdown of the cooling loads
- Capacity of each Chiller (Air cooled Chillers as optional)
- Capacity of each Chilled and Condenser Water pumps (water flow rate)
- Capacity of each cooling tower
- Capacity of each Air Handling Unit (cooling load and water flow rates)
- Capacity of each Fan Coil Unit (cooling load and water flow rates)
- Capacity of each Air-cooled chillers and fan coil units for 24-hr critical rooms
- Size and quantity of each TVS equipment:
Source: GMRC-Tender
