( 1 ) THIS order shall also dispose of Misc. (First) Appeal No. 9 of 1978 and Civil Revisions Nos. 83 and 84 of 1978. M/s. Uttam Singh Dugal and Co. (P.) Ltd. (hereinafter referred to as the contractors) entered into two contracts with M/s. Hindusthan Steel Ltd. (hereinafter referred to as the employers) for construction of civil engineering works in the Coke Oven Zone part and Open Hearth Zone part of the Bhilai Steel Project. The contract agreements being CE/96/62 and CE/97/62 were executed on 7/8th November, 1962. The agreements are expressed to be made on 28th May, 1962. The contractors started work in one zone on 12th Aug. , 1962 and in the other zone on 13th September, 1962. The works were completed by 31st December, 1967. The contract agreements contain identical terms and conditions. By letter dated 18th August, 1971 the contractors, claimed additional payment for both the works on account of escalation in wages under the Minimum Wages Act, 1948 during the currency of the contracts. These claims were based on Clause 32 of the General Conditions of Contracts as modified by the parties. The employers did not accept these claims. The contractors then by thei