Re-Establishment Of 800 Kld (500 Kld Stp And 300 Kld Etp) Stp Including Rehabilitation, Supply, Installation, Testing, Commissioning Of Electro- Mechanical Systems At Esic Hospital Basaidarapur, New Delhi. (Sub Head: Replacement Of Defective Medium Class Gi Pipe And Associated Work For Obtaining Consent To Operate (Cto) And Consent To Establish (Cte) Of Existing Stp, Etp Plant & Dg Sets.