State of Technology Report for Force Main Rehabilitation, Final ...
State of Technology Report for Force Main Rehabilitation, Final ...
State of Technology Report for Force Main Rehabilitation, Final ...
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<strong>Technology</strong>/Method Close - Fit Lining/Expandable PVC<br />
Installation Standards Not Available<br />
Installation<br />
Methodology<br />
• Minimal excavations are per<strong>for</strong>med.<br />
• Duraliner is fused to length <strong>for</strong> the project.<br />
• Duraliner TM is expanded tightly against the interior walls <strong>of</strong> the host pipe.<br />
• Exposed ends <strong>of</strong> the Duraliner are expanded to standard fitting sizes.<br />
• The new Duraliner is cut to length and reconnected to system.<br />
• Fused Duraliner is inserted into cleaned, inspected host pipe.<br />
QA/QC Not available<br />
IV. Operation and <strong>Main</strong>tenance Requirements<br />
O&M Needs As Duraliner is expanded molecular reorientation increases its hydrostatic<br />
design basis. This works toward <strong>of</strong>fsetting the DR increase from expansion in<br />
Repair Requirements<br />
<strong>for</strong> Rehabilitated<br />
Sections<br />
the pressure rating.<br />
Not available<br />
V. Costs<br />
Key Cost Factors Not available<br />
Case Study Costs Not available<br />
References<br />
VI. Data Sources<br />
Website <strong>for</strong> Underground Solutions Inc.<br />
A-31