Madhya Pradesh Metro Rail Corporation Limited (MPMRCL) has invited e-tenders for Engagement of Detailed Design Consultant (DDC) for (a) electrical & mechanical (E&M), part plumbing, environmental control system (ECS), tunnel ventilation system (TVS), SES/CFD simulation & building automation system/SCADA system works for nine (09) underground stations including twin tunnel, cut & cover, cross-passages, ramps and (b) electrical & mechanical (E&M), part plumbing & building automation system works for twenty four (24) elevated stations including associated viaducts for Bhopal and Indore Metro Rail Project.
- Tender Reference Number: 1976/MPMRCL/2023/Package BH&IN-21
- Name of Work: Engagement of Detailed Design Consultant (DDC) for (a) electrical & mechanical (E&M), part plumbing, environmental control system (ECS), tunnel ventilation system (TVS), SES/CFD simulation & building automation system/SCADA system works for nine (09) underground stations including twin tunnel, cut & cover, cross-passages, ramps and (b) electrical & mechanical (E&M), part plumbing & building automation system works for twenty four (24) elevated stations including associated viaducts for Bhopal and Indore Metro Rail Project.
- Estimated Cost: INR 15.07 Crores
- EMD: INR 15 Lakhs
- Completion Period: 1620 Days
- Document Download / Sale Start Date: 04th Sep, 2023
- Document Download / Sale End Date: 20th Oct, 2023
- Pre Bid Meeting Date: 22nd Sep, 2023
- Bid Submission Start Date: 13th Oct, 2023
- Bid Submission End Date: 20th Oct, 2023
- Bid Opening Date: 21st Oct, 2023
Scope of Works:
Detailed Design Parameters for Environment Control System (ECS):
This section describes the scope of detailed design work of the Ventilation and Air Conditioning (VAC) Systems / Environment Control Systems (ECS) for Underground stations including design criteria, general system description, and identification of major equipment.
The DDC shall Select and validate the equipment selection to obtain the performance requirements in the scope of works. The DDC shall also confirm the general adequacy of the space requirements within voids or service ducts, openings main routes, etc.
The DDC shall adopt the internationally proven technology to ensure reliable and economical service. All equipment selected should occupy minimum space, energy efficient and having a high power to weight ratio as per International Standards.
Actual equipment capacities and selections shall be determined on an individual basis for each Station and basis of selection to be brought out in detail.
Environment control system (ECS) constitutes the air-conditioning system; ventilation system & station smoke management and is necessary for the purpose of:
- Supplying fresh air for the physiological needs of passengers and the authority’s staff.
- Removing body heat, obnoxious odours and harmful gases like carbon dioxide exhaled during breathing.
- Preventing concentration of moisture generated by body sweat and seepage of water in the subway.
- Removing large quantities of heat dissipated by the train equipment like traction motors, braking units, and compressors mounted below the under-frame, lights and fans inside the coaches, air-conditioning units etc.
- Removing vapour and fumes from the battery and heat emitted by light fittings, water coolers, Escalators, Fare Gates etc. working in thestations.
- Removing heat from air-conditioning plant and substation and other equipment, if provided inside the underground station.
The DDC shall be responsible for the detailed design of environmental control system (Stations & Tunnel), of complete system including all control centres, Air/Water cooled Chillers, Cooling tower (If water cooled chillers are used), Chilled water pumps, AHUs, ECS fans, Air cooled VRF ODU with AHU DX coil, Dampers, Ducts, Electric Panels, Switchgears, etc. necessary to deliver the requirements of the design and specifications.
The DDC shall be responsible for system design and sizing and shall submit all calculations and design basis adopted for consent and approval of the Engineer. If computer software is used for design and simulation, complete print out of all steps involving detailed designing shall be submitted to ensure complete understanding by the Engineer.
The software shall be made available to the Employer. The DDC shall also confirm the general adequacy of the space requirements within voids or services ducts, openings, main routes, etc.
ECS Equipments & Components: Chillers, Cooling Towers, Condenser & Chilled water pumps, Air Handling Units with Chilled water Coil/DX Coil, Fan Coil Units, Air Cooled chillers, ECS fans, Split A/c, different dampers required for ECS system, Louvers, Grilles & Diffusers, piping, duct work, all auxiliary equipment such as conical fan inlets and outlets, sound attenuators, ducts and inspection cover, all motors, fans, pumps, AHU’s etc. with variable frequency drives, cable trays, cabling and MCC’s along with DBs etc. required for efficient working of ECS system.
Air-Conditioning and Ventilation (through Chilled Water and Split/VRV system) shall be provided in all Technical and Operation rooms. The room environmental and humidity requirements for the Technical Rooms shall be interfaced with the Project Partners. Subways will be air conditioned if they are more than 30 m in length.
Ventilation and Air Conditioning (VAC) System:
The VAC System shall include, Air conditioning system for the stations including:
- Refrigeration and Cooling units
- Air Distribution System
- Chilled Water Distribution System
- Associated dampers and valves
- Refrigerant Pipe Distribution System
Extraction and Pressurization system including:
- Smoke Extract System
- Evacuation Stairwell Pressurisation
- Firefighters lift shaft Pressurisation (If applicable)
- Tunnel Ventilation System (TVS)
- Trackway Exhaust System (TES)
- Over Track Air Exhaust (OTE)
- Under Platform Exhaust (UPE)
Tunnel Ventilation Dampers and Track way exhaust dampers with Pneumatic/Electric/Electro hydraulic Actuators:
- General ventilation systems
- Toilet Rooms
- Janitor Rooms
- Housekeeping Storage
- UPS / Battery Rooms
- Rubbish / Waste Rooms
- Gas Purging System
Interfaces to other systems which are also part of this scope, including:
- Fire Protection Interfaces
- BAS Interfaces
- Non- Power SCADA interfaces
- Operation Control Centre (OCC) and Back-up Control Centre (BCC)
Detailed Design Parameters for Fire Detection & Alarm System Works:
Detail design of complete Addressable Type Fire-Detection & Alarm system as per NBC/ NFPA including monitoring and control through a main fire alarm panel and Graphics Computer located at the Station Control Room.
This system shall have an interface for operation and control with other equipment such as ventilation / exhaust fans etc. through BAS. Provision of suitable type of detectors, Break glass units / Manual call points, illuminated signs, audio or visual display devices, auto communication, auto dialling etc. Fire Alarm and Detection System provided at underground stations & tunnels are as per latest editions of NBC 2016, NFPA-130 and NFPA-72D.
Detailed Design Parameters for Part Plumbing System Works:
All water entering the completed structures comprising the Works shall be drained into the public drainage systems
The Part Plumbing Systems shall include:
- Motors & Power Supply arrangement for all Plumbing related Services.
- Tunnel drainage system
Station drainage shall deal with water originating from:
- Water in case of firefighting;
- Testing and discharge of the fire mains;
- Condensate from air-conditioning;
- Condensate from Environmental Control System (ECS) associated plants;
Detailed Design Parameters for Building Automation System (BAS):
Detailed Design of a complete redundant Building Automation System (BAS) to fully integrate control, monitoring, and supervision of Environmental Control Systems, Low Voltage Power & Distribution System, Lighting Control System, Fire Detection & Alarm System, Fire Fighting System, Hydraulic System (Seepage, Sewage, Bore Well Pumps etc.), Leak Detection System, Clean Agent Gas Flooding System, VHTS, CCTV (and other nominated Building Services Systems and Interface with Tunnel Ventilation System (TVS SCADA) at the station level as well as at the OCC level, including all PLC Equipment, CPU’s, Modules, Sub Modules, Power Supplies, Local Control Panels, PC Workstations, Printers, Local Area Network (LAN), Ethernet Hubs and Switches, Cable containment and wiring systems, and other components as required whether or not specified necessary to deliver the requirements of this Specification.
Air-conditioning system controls shall be arranged to maintain conditions as Design Criteria Provide a complete building automation and control system to monitor and automatically control the operation of all mechanical and electrical equipment.
The mechanical and electrical systems serving the building shall be connected to the Building Automation & Control System (BAS). This system shall provide several advantages for occupant comfort and energy savings.
The BAS shall be calibrated to optimise the energy efficiency of the HVAC equipment. The BACS shall also permit simplified and immediate diagnosis of operating problems, allowing proprietary operators and maintenance staff to quickly make adjustments or repairs. The system should be designed and installed in an expandable manner to allow connection of future equipment.
Provide further integration functions with the hardware and software provision for proper BACS integration with the Operational Control Centre (OCC) & Backup Control Centre (BCC).
Detailed Design Parameters for Tunnel Ventilation System (TVS):
The DDC shall design, manufacture, supply, deliver, install, test and commission the TVS in-line with the overall railway systems requirements.
The DDC shall perform a feasibility study to prepare a tunnel ventilation concept for Bhopal & Indore Metro Rail Project based on detailed investigations including simulations. The deliverables of the study will be the basis for the preparation of requirements for the TVS.
The tunnel ventilation system (TVS) for underground metro system shall provide:
An acceptable/tenable environment in the tunnel and the station track way for the operation of the trains;
Pressure relief during normal operation;
Heat removal during congested/maintenance operation; and
An effective means for controlling the smoke during an emergency (incident) situation for safe evacuation of patrons.
Elevated Station Electrical and Mechanical (E&M) Services:
The Scope of Design services for E&M works services shall include design of, proven E&M, part Public Health Engineering (PHE) Works, Preparation & Submission of Bill of Quantities and specifications for Elevated station packages as per Employer/Engineer requirement for invitation of construction tender.
Following services shall be considered during carrying out detailed design studies and preparation of E&M construction Tender documents but are not limited to the following:
Power supply arrangements shall comprise of 33 kV/ 415 V cast resin dry type transformers (500/650 KVA) and associated incoming 33 KV feeders housed in an Auxiliary Substation generally located at concourse level of the Station.
The auxiliary substations shall receive 33 KV feed from 33 KV cables installed along the guideway wall through loop-in/loop-out arrangement, and 415 V power shall be extended for various station utilities. The transformers (33 KV/415 V) and 33 KV switchgear shall be supplied, installed/commissioned by the Project Partner (Traction Power Supply Contractor) and this shall be interfaced by the two parties.
The DDC shall design a proven system for E&M works, meeting the requirement of standards, local municipal rules, MoHUA / CMRS and application duty requirements.
The DDC shall submit the Design Basis Report (DBR) for designing a power distribution system / Electrical Load flow Schematic (with protection scheme) at 415 V and below including the LV/MV switchboards, main distribution boards, LV bus ducting (for LV Distribution), cabling, distribution and sub distribution boards, feeder pillars etc. where power supply extension from the Main Distribution Board for Normal, Essential & Emergency loads shall be backed by a DG set and/or UPS. The DDC shall design and submit Electrical Schematic, Voltage Drop & Cable Schedule, Load Power Distribution Diagrams, DB Schedules, Wiring Diagrams, etc.
Power requirements for Property Development Areas (if any within Station envelope), Advertising, etc. shall be taken into account for Power Distribution.
Submission of designs and calculation reports including software’s and necessary documentation for review of the Engineer as per project requirement.
Electric supplies to various plants and equipment provided by the Project Partners, and this shall be interfaced.
Design of sound attenuated Diesel Generator set at each station complete with automatic mains failure (AMF) panel and associated power distribution & change over panel.
Design of Station lighting, wiring and accessories including approach areas to the Station. The DDC shall also take into account provisions of the lighting bus trunking system for platform level lighting as per design ratings and specification as approved/decided by the Engineer.
Design of Parallel redundant online UPS to feed emergency loads and power supply extension with associated control change-over panel.
Design of Automatic Power factor correction at supply point and major loads with associated control, distribution boards and protection.
Design of Earthing System including Main Earthing Terminal and Clean Earth System for Systems Technical Rooms including provision of galvanised iron earth strips of adequate sizes to the earthing pits.
Design of Lightning protection system and Earthing for all the stations and viaduct including provisions of structural arrangements in civil structure/viaduct as directed by Engineer.
Design of Electrical insulation membrane at Station Platform edges. Design of Cable ducts/conduits/hangers/trays/cabling for power supply routing in the Station as per System & Project Partner requirements.
Design of Fire Protection systems including detection, alarm and suppression, Fire Sprinklers etc. including obtaining required statutory approvals/clearance.
Design of Electrical Panels & System Room based Clean agent, gas flooding system. Design of Air-Conditioning and ventilation shall be provided in all Technical, Operation rooms and any other functional requirement rooms. The room environmental and humidity requirements for the Technical Rooms.
Design of Station Building Automation System (BAS)/SCADA, including interface with Project Partners.
Design shall confirm to IGBC provision and certification to Platinum rating. Station buildings shall be designed and constructed keeping the Employer’s sustainability requirements.
Design of Solar Photovoltaic System to be installed at each Station Roof. The scope of Solar Developer/ Project Partner shall be to supply, installation, testing & commissioning of Solar Photovoltaic systems (SPV).
Preparation of list for Supply of Spares, Tools and Recommended spares by OEMs. Interface with AFC, PSG/PSD, S&T, Traction Power, Rolling Stock, Solar Power and any Project Partners deployed on the Project (Project Partners) for their requirements as per interface matrix and Engineer’s/Employer’s directions.
The DDC shall apply, liaise and coordinate with the Local Statutory Authorities for all public utilities required for the Viaducts and Stations. Design of Fire pump Room, Fire & Domestic Tanks, DG Rooms, etc. meeting the standard practices and local fire/municipal guidelines.
Design Consultant shall carry out the Reliability, Availability, Maintainability & Safety (RAMS) study for all E&M Equipment and submit for the approval of the Engineer.
Sanitary waste and vent system shall be designed based on two (2) pipe system where waste and soil drainage shall be drained in two separate pipes, to the same inspection chamber, where proper system venting, better air flow, less chance of stoppages, quieter systems and preventing odours from soil drains from entering the building can be achieved.
The vent piping shall be terminated with a suitable vent cowl. All the vent piping terminations shall be coordinated and installed in such a manner that is concealed from public view and not affecting the aesthetics of the station building.
Drainage from the generator room, oil type transformer rooms (If installed) shall be connected to oil interceptors before discharging onto the main sewer line.
Program for design in the P6 for review and approval of the Engineer. Submission of Mobilization plan for Each personnel with activities assigned for each personnel. Submission of Design (Monthly / Quarterly /yearly) progress reports for reference of the Engineer.
- The Tenderer shall submit details of services previously provided by them to be considered qualified for the minimum eligibility criteria.
- Documentary proof should be submitted, namely; client completion certificates clearly indicating the nature and scope of services, actual completion costs, actual completion dates. Tenders submitted without this documentary proof shall not be evaluated.
- In case the works/services are executed for a private client the following additional documents shall be submitted: copy of the order(s), bill of quantities, details of payments received, T.D.S. certificates for all payments received and a copy of the final/last bill paid.
- For executed works/services, the value of service done shall be updated to the ending of 31-08-2023 price level assuming 5% inflation for Indian Rupees per year and 2% for foreign currency portions per year. The exchange rate of foreign currency shall be applicable 28 days before the last date of online Tender submission.
Work Experience of DDC for Underground Section & Stations:
Detailed Design Consultancy Services of Electrical & Mechanical (E&M), Environmental Control System (ECS), Tunnel Ventilation System (TVS) and Building Management System works for at least 3 (three) Underground Stations for any Metro Rail / Semi-high Speed Rail / High Speed Rail / Railway project.
The above requirement (A1) may be fulfilled by submitting a maximum two different successfully/substantially completed works.
Work Experience of DDC for Elevated Viaduct & Stations:
Detailed Design Consultancy Services of Electrical & Mechanical (E&M) and Building Management System works for at least 12 (Twelve) Elevated Stations for any Metro Rail / Semi-high Speed Rail / High Speed Rail / Railway project.
The above requirement (A2) may be fulfilled by submitting a maximum two different successfully/substantially completed works.
Work Experience of SES/CFD Simulation:
SES/CFD Simulation for Underground Section comprising at least 3 (three) Underground Stations, in maximum two different successfully/substantially completed works for any Metro Rail / Semi-high Speed Rail / High Speed Rail / Railway project.
If the bidders don’t have the above experience (A3), they may propose subconsultant also fulfilling the above criteria (A3). The details shall be submitted in Appendix – 11C of LOT along with documentary proof as stipulated in NIT clause 22.214.171.124.
Work Experience of Each Partner (in case of JV/Consortium):
Detailed Design Consultancy for Structure / Architectural / E&M works of Elevated Viaduct / Elevated Stations for any Metro Rail / Semi-high Speed Rail / High Speed Rail / Railway project, or
Detailed Design Consultancy for Structure/Architectural/E&M works of Underground Section/Underground Stations for any Metro Rail/Semi-high Speed Rail/High Speed Rail/Railway project, or
Detailed Design Consultancy for Structure / Architectural / E&M works of Depot for any Metro Rail / Semi-high Speed Rail / High Speed Rail / Railway project.
Tenderers may download the tender documents from the official e-portal https://etenders.gov.in/eprocure/app
Source: MPMRCL- Tender | Image Credit (representational): MoHUA