( 1 ) THE first petitioner, a public limited company, and second petitioner, its share-holder, have filed this petition challenging the action of the respondents 1 and 3, rather of the first respondent, in awarding the contract for the construction of cooling tower and cooling water treatment plant of the first respondent to the second respondent. The contract was awarded after notice inviting lender (NIT) had been is. ,ucd and evaluation of different bids, first of technical and then of financial, done. First petitioner claims to be engaged in the business of manufacturing, erecting, and commissioning of cooling towers and cooling water treatment plants.

( 2 ) THE respondents number five. First respondent Bangaigaon Refinery and Petrochemicals Limited (BRPL) which required the construction of works in question is a public sector company; the second respondent Bridge and Roof Company (India) Limited (Bandr) to whom the contract was awarded is also a public sector company; so is the third respondent Engineers India Limited (EIL) who acted as a consultant of the first respondent and acted for and on its behalf for issuing NIT and then processing the bids and making t