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US 11,203,932 B2Granted
Method of installing fiber liner for large tunnel repair
AssigneeWarren Environmental & Coating, LLC
InventorDanny Warren
Life of this patent
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Abstract
A method for repairing in-ground tunnel structures including the steps of: a) cleaning the structure to be lined; b) preparing a sheet of composite liner onto a roller; c) applying resin to the wall of the tunnel; d) dispensing said sheet into said resin using said roller and e) bedding the liner composite into the applied resin. The process can then be repeated along the length of the tunnel in a sheet by sheet fashion.
Claims6
A method for installing a liner in an underground structure, the method comprising the steps of:
- cleaning a structure to be lined;
- preparing a at least one sheet of dry liner composite on a roller;
- applying resin to a wall of the structure;
- bedding a leading end of said at least one sheet of liner composite into the applied resin;
- bringing said roller containing said at least one sheet of liner composite into contact with the wall of said underground structure and rolling said roller along said wall to dispense
- said at least one sheet of liner composite into said applied resin across the wall of the structure;
- and
- bedding of said at least one sheet of liner composite into the applied resin.
5 more elements
Dependencies are inferred from the claim text.