SRI SAI CONSTRUCTIONS is one among the leading Construction Companies based in New Delhi, India with global presence and highly credited in providing range of services in all type of Underground Tunnelling Constructions. It was established in the year 2007 by the Partners of Mr.T.V. PUSHPANGATHAN and  Mr. M. SAMBASHIVA RAO with chosen motto of providing service with high quality, safety and time line, the three virtues still holding the Company in high esteem.

The company is having 45 Years’ Experience in Tunnel Drilling, Blasting, Erection, Reinforcement, Lining Concrete, Grouting, Metro Rail Cross Passage, (Including Excavation, Wire mesh fixing, Shotcrete, Rib erection, Reinforcement, Gantry erection and Lining concreting), Metro Rail Tunnel Portals, Track bed Concrete, Installation of Permanent Walkway and NATM works.

Completed Projects:-

  1. We have completed 8 Nos. of Cross Passages for Delhi Metro Rail Corporation Ltd. for their DMRC CC-24 Project from Central Secretariat to Jawaharlal Nehru Stadium at New Delhi under ITD-ITD CEM JV in the Year 2008 to 2009.
  2. We have completed 8 Nos. of Cross Passages, 12 Nos. of Tunnel Portals, 5400 M First Stage Track Bed Concrete and installation of Permanent Walkway of 2500 M inside Tunnel for Kolkata Metro Rail Corporation Ltd. for their UG-02 Project from Central Station to Subhash Sarobar at Kolkata, West Bengal under ITD-ITD CEM JV from 2012 mid of 2014.
  3. We have completed 6 Nos. Cross passage (2 Nos. with Sump and 4 Nos. without Sump) for Delhi Metro Rail Corporation Ltd. for their DMRC CC-18 Project from Sarojani Nagar- INA-South Extension at New Delhi under Equipment Trading Company from Dec- 2014 to Sept- 2015.
  4. We have completed 14 Nos. of Cross Passage (3 Nos. with Sumpand 11 Nos. without Sump) and 12 Nos. Tunnel Portals for Delhi Metro Rail Corporation Ltd. for their DMRC CC-32 Project from Dabri More to Palam Airport at New Delhi under ITD-ITD CEM JV from January- 2015 to February- 2016.
  5. We have completed 7 Nos. of Cross Passage (1 No. with Sump and 6 Nos. without Sump) and 16 Nos. of Tunnel Portals on back to back basis for Delhi Metro Rail Corporation Ltd. for their DMRCCC-34 Project from Janakpuri West, Dasrathpuri to Dabri More at New Delhi under HCC-SAMSUNG JVfrom Sept- 2015 to July- 2016.
  6. We have completed DRDO Project Underground Building works (Tunneling) Drilling, Blasting, Concreting, Lattice Girder fixing, Shotcreting, Wiremesh fixing, Erection etc. under Navayuga Engineering Co. Ltd. at Deogarh, Jharkhand from Aug- 2013 to April- 2015.
  7. We have completed DRDO Project Underground Building works (Tunneling) Drilling, Blasting, Concreting, Lattice Girder fixing, Shotcreting, Wiremesh fixing, Erection etc.under Navayuga Engineering Co. Ltd. at Jodhpur, Rajasthan from March- 2015 to April- 2017.
  8. We have completed DRDO Project Underground Building works (Tunneling) Drilling, Blasting, Concreting, Lattice Girder fixing, Shotcreting, Wiremesh fixing, Erection etc. under Navayuga Engineering Co. Ltd. at Ponta Sahib, Himanchal Pradesh from Sept- 2012 to May- 2017.
  9. We have completed C.L.I.S Project Package-11 Underground Tunnel Gantry concreting works in main Tunnel under Megha Engineering & Infrastructure Ltd. at Chinnakudur, Telangana State from May- 2017 to Oct- 2017.
  10. We have completed 15 Nos. of Cross Passages (4 Nos. with Sump and 11 Nos. without Sump) on back to back basis for Chennai Metro Rail Corporation Ltd. for their UAA-01,UAA-02 & UAA-08 Project from South End of May Day Park to North Shaft of AG-DMS at Chennai, Tamilnadu under Afcons Infrastructure Ltd. from Sept- 2016 to Mar- 2018.
  11. We have completed 6 Nos. of Cross Passage (3 Nos. with Sump and 3 Nos. without Sump) and 12 Nos. of Tunnel Portal on back to back basis and 3568.98M 1st Stage Tunnel Invert concrete for Lucknow Metro Rail Corporation Ltd. for their LKCC-06 Project from Charbagh to Hazratganj at Lucknow, Uttar Pradesh under GULERMAK- TPL JV from July- 2017 to July- 2018.
  12. We have completed 8 Nos. of Cross Passage in grouted Soil (grout strength upt M 40) on back to back basis for Kolkata metro Rail Corporation Ltd. for their UG-01 Project from Howrah Maidan Station to West End of Central Station at Kolkata, West Bengal under TRANSTONNELSTROY- AFCONS JV from May – 2018 to Oct- 2018.
  13. We have completed Underground 21 Nos. Steel Piles Removing and 83M extra Branch Excavation work for Kolkata Metro Rail Corporation Ltd. for their UG-02 Project from Central Station to Subhas Sarobar at Kolkata, West Bengal under ITD-ITD Cem JV from Sept – 2018 to Dec- 2018.
  14. We have completed Devadulla Stage-III Lift Irrigation Project Underground Tunnel Excavation works at Warangal, Telangana State under Coastal Projects Limited from July- 2016 to November- 2018.
  15. We have completed R.L.I.S Project Package- IV for Underground Tunnel Excavation Works for Adit-IV by Drilling & Blasting works for under Jai Prakash Associates Ltd. at Nagar Kurnool, Telangana State from March- 2017 to Oct- 2018.
  16. We have completed Kaleshwaram Irrigation Project Package-07Underground Tunnel Lining concrete works under Max Infra (India) Ltd. at Choppadandi Village, Karim Nagar Distt. Telangana State from February- 2018 to June- 2019.
  17. We have completed NHAI-4, Road Tunnel Project Underground works such as Drilling & Blasting, Steel Rib Erection, Lattice Girger fixing, Shotcreting, Grouting, Wiremesh fixing and lining Concrete etc. from Quazigund to Benihal under Navayuga Engineering Co. Ltd. at J&K State from November- 2010 to October- 2019.
  18. We have completed 3 Nos. Cross Passage for Mumbai Metro Rail Corporation Ltd. for their UGC-05 Project from B.K.C to Vidyanagari and Santacruz Station at Mumbai, Maharashtra State under J Kumar Infraprojects Ltd. from March- 2019 to March-2020.
  19. We have completed 2 Nos. Cross Passage for Ahmedabad Metro Rail Project for their Megha PKG.-02 Project from Kalupur Railway Station to Ghee Kanta at Gujarat State under L&T Construction Ltd. from Dec- 2019 to March- 2020.
  20. We have completed RVNL Railway Project at Srinagar, for their RVNL Package-07 Underground Tunnel works such as Drilling & Blasting, Rib Erection, Reinforcement, Lining Concrete, Grouting, Wiremesh fixing and Shotcreting etc. at Srinagar, Uttarakhand State under Navayuga Engineering Co. Ltd. from February- 2020 to May- 2021.
  21. We have completed 21 Nos. Cross Passages (5 Nos. with Sump and 16 Nos. without Sump) 10431 M Track Bed Concreting & Eye Portal for Mumbai Metro Rail Corporatoin Ltd. for their UGC-04 Project from Siddhi Vinayak, Dadar and Shitla Devi Temple at Mumbai, Maharashtra state under CEC- ITD CEM- TPL Joint Venture from Dec- 2018 to July- 2021.

On Going Projects:-

  1. We are working with Nation Highway Road Project for H.-134 Barkot, Silkyara, Uttarkashi Road tunnel works such as Drilling & Blasting,Wirehmesh fixing, Shotcreting, Rib Erection, Reinforcement, Lining Concrete and Grouting etc. in Uttarakhand State under Navayuga Engineering Co. Ltd. from September- 2018.
  2. We are working with Mumbai Metro Rail Projects for Construction of 245.00M Shitla Devi NATM station work, 8 Nos. Cross Passage sand 8 Nos. Tunnel Portal for their UGC-04 Project at Maharashtra State under CEC-ITDCem-TPL Joint Venture fromMarch-2021.
  3. We are working with Rewa-SidhiN.H-75E Road Tunnel Project works such as Drilling & Blasting,Wirehmesh fixing, Shotcreting, Rib Erection, Reinforcement, Lining Concrete and Grouting etc. in the State of Madhya Pradesh under Dilip Buildcon Limited fromJanuary-2019.
  4. We are working with Missing Link Project (Package-1) Mumbai-Pune Expressway at Lonavala, Maharashtra State Road Tunnel works suchas Drilling & Blasting, Wirehmesh fixing, Shotcreting, Rib Erection, Reinforcement, Lining Concrete and Grouting etc. under Ltd. from Mach-2020.