Thus, it is only when an arbitration award fails to embody even a "passably plausible" interpretation of the contract that it must be struck down by the court upon review. Town of North Providence, 763 A.2d at 606 (citing Westcott Construction Corp. v. City of Cranston, 586 A.2d 543, 543 (R.I. 1991) ("[A]s long as the award draws its essence from the contract and is based upon a 'passably plausible' interpretation of the contract, we shall uphold it.")). The party objecting to judicial confirmation of the arbitrator's decision and award carries the heavy burden of proving that the decision and award represents a manifest disregard of the provisions of the collective bargaining agreement or concludes therefrom an irrational result. Town of Coventry v. Turco, 574 A.2d 143 (R.I. 1990); Coventry Teachers' Alliance v. Coventry School Committee, 417 A.2d 886, 888 (R.I. 1980).