Method for maintaining wood railroad ties
AssigneeRailroad Solutions, Inc.
InventorsWalter Vizcaino, Michael Raab
Life of this patent
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Abstract
A method for maintenance of railroad wood ties is presented herein. The wood filler composition used in the method is applicable for filling holes or gaps in wood to stabilize wood structures. The composition comprises at least unintahite, also known as asphaltum or Gilsonite, and sand. The composition may further comprise a water repellant and a wood preservative. The composition is non-carcinogenic. The method comprises filling a hole with the dry composition described herein. The wood member may be a railroad tie and using an appropriate filling device, at least two holes, or at least four holes may be filled at one time.
Claims20
A method for treating a piece of wood to preserve it, the method comprising the steps of:
- a) creating a dry filler composition comprising unintahite and sand;
- and
- b) adding the dry filler composition into a hole in the wood.
A method for stabilizing a metal member in a piece of wood, the method comprising the steps of:
- a) creating a dry filler composition comprising unintahite and sand;
- b) adding the dry filler composition into a hole sized to receive the metal member;
- and
- c) placing the metal member in the hole.
A method for replacing a spike in a railroad tie, the method comprising the steps of:
- a) removing the spike from the railroad tie thereby leaving a vacated hole;
- b) placing a composition in the vacated hole to create a composition filled hole, the composition comprising a dry filler composition, the dry filler comprising unintahite and sand;
- and
- c) driving a new spike into the composition filled hole.
Dependencies are inferred from the claim text.