Delhi Metro Tender Update: M/s Cengrs Geotechnical Pvt. Ltd. bags contract for geotechnical investigation work for metro corridor from New Delhi Metro Station to Knowledge Park-II

Delhi Metro Rail Corporation Ltd. (DMRC) has issued a Letter of Acceptance (LoA) to M/s Cengrs Geotechnical Pvt. Ltd. for Geotechnical investigation work for preparation of Detailed Project Report (DPR) for metro corridor from New Delhi Metro Station to Knowledge Park-II (Greater Noida).

  • Tender Reference Number: NIT/04/GM/CS/2022-23
  • Name of Work: Geotechnical investigation work for preparation of Detailed Project Report (DPR) for metro corridor from New Delhi Metro Station to Knowledge Park-II (Greater Noida).
  • Awarded Value: INR 16,47,204/-
  • Completion Period: 10 Weeks

In January this year, the DMRC invited a tender for Tender Number: NIT/04/GM/CS/2022-23

Scope of Work:

  • The work mainly comprises Geotechnical Investigation work for preparation of DPR for extension of Metro Corridor from New Delhi Metro Station to Knowledge Park-II (Gr.Noida). (37.43 km approx.).
  • The project site is located in the area of Delhi, Noida & Greater Noida.

Activities to be performed are as follows:

  • Drilling of 150 mm diameter boreholes in all types of soils upto 30 m depth.
  • Conducting Standard Penetration Tests in boreholes at regular intervals of 1.5m as per I.S. Code of practice and also in-situ tests as per Schedule.
  • Collecting undisturbed soil samples from boreholes at every change of strata subject to a minimum of two per bore hole as per I.S. Code of practice.
  • Recording of water table level in the boreholes after completion of boring.
  • Drilling bore holes upto a maximum depth of 5 metres in intact Hard Rock (RQD >50%) or 10 m in weathered rock (RQD upto 50%) or 30 metres in soil (upto N=100) using hydraulic / calyx rig by wash boring method as per the directions of Engineer-in-charge and as detailed in Technical Specifications and Schedule.
  • Conducting in-situ permeability tests in Rocky strata and tests in labs in all other types of soils.
  • Collecting rock core samples from bore holes and recording the RQD.
  • Conduct all necessary laboratory tests on samples collected as per Schedule and Technical Specifications.
  • Survey of bore holes for elevation and plotting of bore hole locations in alignment plan.
  • Preparation of report summarising the details of soil / rock classifications, analysis of test data and recommending the type of foundations to be adopted with design calculations for the proposed Elevated corridor duly highlighting the design criteria and design methodology and different groups of soil strata encountered. 

Site Visit:

  • Any site information given in this tender document is for reference only. The tenderer is advised to visit and examine the Site of Works and its surroundings at his/their cost and obtain all information that may be necessary for preparing the tender and entering into a contract.
  • The agency shall be deemed to have inspected the Site and its surroundings beforehand and taken into account all relevant factors pertaining to the site in the preparation and submission of the Tender.

About Delhi Metro:

  • The Delhi Metro has been instrumental in ushering in a new era in the sphere of mass urban transportation in India. The swanky and modern Metro system introduced comfortable, air conditioned and eco-friendly services for the first time in India and completely revolutionized the mass transportation scenario not only in the National Capital Region but the entire country.
  • Having constructed a massive network of about 390.14 Km with 286 stations (including NOIDA-Greater NOIDA Corridor and Rapid Metro, Gurugram) in record time in Delhi, NCR, the DMRC today stands out as a shining example of how a mammoth technically complex infrastructure project can be completed before time and within budgeted cost by a Government agency.
  • The Delhi Metro Rail Corporation Limited (DMRC) was registered on 3rd May 1995 under the Companies Act, 1956 with equal equity participation of the Government of the National Capital Territory of Delhi (GNCTD) and the Central Government to implement the dream of construction and operation of a world- class Mass Rapid Transport System (MRTS).
  • The Airport Express link between the Indira Gandhi International Airport and New Delhi has now propelled Delhi to the league of global cities which have high speed rail connectivity between the city and the airport. The DMRC today has over 300 train sets of four, six and eight coaches.

Source: DMRC- Tender Update | Image Credit (representational): DMRC