The tank showed the typical accumulation of iron and manganese oxides, with associated biofilm, on all interior tank surfaces:
The contract required pre-cleaning power washing, enhanced chemical cleaning, and post disinfection. Pantonitetm PM88 was the chosen enhanced cleaning product.
Although post cleaning disinfection is not required with the bactericidal abilities of PM88, the contract called for a final Sodium Hypochlorite application.
All work was completed on-time and under budget in less than 1 working day.