20130801 Des Moines Combined Sewer Solids Separation Facility

20130801 Des Moines Combined Sewer Solids Separation Facility

2013-01-09 Des Moines Combined Sewer Solids Separation Facility

2013-01-09 Des Moines Combined Sewer Solids Separation Facility

2012-03-08 Des Moines Combined Sewer Solids Separation Facility

2012-03-08 Des Moines Combined Sewer Solids Separation Facility

2011-06-11 Des Moines Combined Sewer Solids Separation Facility

2011-06-11 Des Moines Combined Sewer Solids Separation Facility