ARUP KUMAR GOSWAMI, J.

1. Heard Mr. N. Dasgupta, learned counsel appearing for the petitioner. Also heard Mr. D. Saikia, learned Additional Advocate General, Assam, along with Mr. S. Bora, learned Standing counsel, Gauhati Municipal Corporation (GMC), appearing for respondent Nos. 1 and 2 as well as Mr. R. L. Yadav, learned counsel appearing for respondent No. 3.

2. The respondent No. 1 had floated an Invitation For Bid (for short, "tender notice") dated 05.12.2017 for the work of "2 Nos. of raw water pump sets for Supply, Installation, Testing and Commissioning of electrical motor driven Horizonal Multistage (10 stage) centrifugal pump (220 HP) having efficiency not less than 73% with rated impeller dia not less than 271 mm., coupled with TEFC squirrel cage foot mounted induction motor suitable for operation with 415 (+-10%) V, 3 phase power supply with star-delta starter at 2nd Stage Pumping Station along with common distribution panel board under Kamakhya Water Supply Scheme" (for short, "the work in question").

3. The pleaded case of the petitioner, in short, is that in response to the said tender notice, the petitioner, respondent No. 3 and some other tenderers had subm