played a key role in the quality of workmanship. At several places, M/s.Gammon had to carryout the jobs, supposed to have been carried out by M.s,Hyundai. Even in the affected location of P4, the construction of Pier P4 was the responsibility of M/s. Hyundai, whereas, it was carried out by M/s Gammon. 8). Lack of co-ordination and planning between proof checking consultant and design consultants could have been streamlined. […] 2111). The sequence of concreting carried out on the date of failure, as informed to us, was different from the versions of the Insured. […]” 23. It is important to note that the surveyor was examined as RW-1 and his evidence remained unrebutted. In National Insurance Company Ltd. v. Hareshwar Enterprises (P) Ltd.7 and National Insurance Company Ltd. v. Vedic Resorts and Hotels Pvt. Ltd.,8 this court has held that the surveyor’s report is a credible evidence and the court may rely on it until a more reliable evidence is brought on record. In the present case,