Contract of Engineering Supervision on Coca-Cola Factory at Altaji. Leave a Comment / Ongoing Projects / By Ahmed Saad Contract Of Engineering Supervision On Coca-Cola Factory At Altaji. Beneficial Party: Al-Waha for Soft Drinks, Maniral Water , Plastic, Plastic Caps Production LTD. Start Date: 20-10-2022 The Works Include Auditing survey and Civil works. Supervision on all Civil, Electrical and Mechanical works related to the site.