Group One Project Management 6.2.4
Sludge Treatment ........................................................................................... 7
6.2.5
Maintenance .................................................................................................. 7
6.2.6
Advantages and Disadvantages ..................................................................... 7
6.2.7
Construction and Running Cost Estimate ...................................................... 8
6.2.8
Capital Investment Appraisal ....................................................................... 13
6.3
6.3.1
Description ................................................................................................... 15
6.3.2
Application ................................................................................................... 15
6.3.3
Theory and fundamentals ............................................................................ 16
6.3.4
Outputs......................................................................................................... 17
6.3.5
Advantages and Disadvantages ................................................................... 17
6.3.6
Construction and Running Cost Estimate .................................................... 18
6.3.7
Capital Investment Appraisal ....................................................................... 22
6.4
7
Submerged Aeration Filter System...................................................................... 15
Pumped Flow Biofilm Reactor ............................................................................. 24
6.4.1
Description ................................................................................................... 24
6.4.2
Application ................................................................................................... 24
6.4.3
Monitoring.................................................................................................... 25
6.4.4
Sludge Treatment ......................................................................................... 25
6.4.5
Maintenance ................................................................................................ 25
6.4.6
Advantages ................................................................................................... 26
6.4.7
Costs ............................................................................................................. 26
6.4.8
Capital Investment Appraisal ....................................................................... 30
6.5
Selection Criteria Analysis ................................................................................... 31
6.6
Selection of Treatment System ........................................................................... 32
Approvals.................................................................................................................... 33
ii