Eng-Tips is the largest engineering community on the Internet
Intelligent Work Forums for Engineering Professionals
-
Congratulations waross on being selected by the Tek-Tips community for having the most helpful posts in the forums last week. Way to Go!
-
Who can make thick wall HDPE manhole?
This manhole will be buried 60 feet below grade at the bottom of the landfill. Considering the allowable deflection of the structure under loading from landfill compactor, we determine the structure should have a minimum wall thickness of 6 inch. Concrete is out of question because this...- boscolee
- Post #3
- Forum: Plastics Engineering general discussion
-
High Density Polyethylene Shear Strength
jimbo2 I am designing something very similar using 36 inch nomial ID HDPE pipe as a riser for the manhole buried at the base of the landfill 60 feet below grade. I am not sure about the function of your shear ring construction. However, we are using a different type of design to support the...- boscolee
- Post #3
- Forum: Plastics Engineering general discussion
-
Who can make thick wall HDPE manhole?
Can anyone recommend me a plastic design/manufacturer who can construct a seven feet OD HDPE manhole with a wall thickness of at least 6 inches? I am getting answers from few suppliers that it is impossible with existing technology!- boscolee
- Thread
- Replies: 8
- Forum: Plastics Engineering general discussion
-
French drain induced drawdown.
Have you ever considered using analytical solution to obtain your answer or alternatively construct a simple two dimenional model to study the drawdown and zone of influence?- boscolee
- Post #2
- Forum: Soil/Groundwater environmental engineering
