Rathbun Regional Water Association Case Study
Caisson‐Type Intake Structure Contract ‘A’ Lake
Rathbun, IA
Rathbun, IA
Job Details
- 20′ diameter, 60′ deep concrete intake caisson on Lake Rathbun in Centerville, IA
- Caisson formed and poured in place in lifts as it was sunk to desired depth by excavating interior
- 36″ diameter, 550′ long steel intake line microtunneled from caisson to lake bottom
- 8″ diameter, 550′ long HDPE air burst line directional drilled from caisson to lake bottom
- Marine construction of 36″ T‐type intake screen complete with air burst and chemical piping
- Four (4) 36″ diameter, 60′ tall pump cans for future submersible pumps
- Complex Iowa geology required added skill and special tunneling methods
Project Location: | Centerville, Iowa |
Project Cost: | $2,858,630.00 |
Date Completed: | July, 2011 |
Owner: | Rathbun Regional Water Assoc. |
Engineer: | McClure Engineering |