The troubled Grand Traverse County septage plant will lose about $3.4 million by 2014, according to an independent accounting and engineering study released last November. Just a month after the $8 million plant opened in 2005, a concrete holding tank collapsed, resulting in $2 million in repairs. Besides design and construction flaws that led to the collapse, the study says the plant is too large for the amount of septage available. It currently accepts 4.5 million gallons a year but requires a flow of 19 million gallons to be financially solvent. The analysts’ report says use of the plant will
