This agreement shall primarily cover the need for cleaning and emptying oil separators/fat separators/drinking water tanks/environmental tanks/mobile toilets, control of blocked tanks/oil separators/environment tanks, improvement of separators/environmental tanks/GUP tanks, replacement of wearing parts/components, as well as leakage searches/camera transport. The contract is for iron-out assignments, as well as minor excavation work on water and sewage pipelines, pipe renewal (noDig)/flow of pipes etc.