In a grand celebration and among Omani officials, Eng. Abd Al hashimy - Executive Director of the Oman Wastewater Services delivered Eng. Hossam Fayed - Branch Manager of Oman an appreciation certificate for the Arab Contractors Company to carry out 9 million working hours without ‘Lost Time Incident’ during their work in Al Seeb Wastewater networks in Oman; which is considered a newly achieved record gained through the exhorted efforts of the workers in Oman branch.