Mudslide Barrier Accumulating Soil for Remote Slope Stabilization
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Solution Overview
Problem
Existing methods for mitigating mudslides are impractical due to the need for heavy, expensive, and difficult-to-transport barriers, and often ineffective against the high energy of mudslides, especially in remote or inaccessible wilderness areas.
Innovation Solution
A lightweight barrier structure that accumulates soil and water to increase its effective weight, stabilizing it against mudslides, and includes features like inclined walls, holes for mud diversion, and anchoring to resist mudslide energy, with optional biodegradable materials for easy removal after vegetation regrowth.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If heavy barriers like logs or cement are used to block mudslides, then the barrier can resist mudslide energy, but the barrier becomes difficult and expensive to transport to remote locations
Solution Approach 1:
The barrier structure transitions from a lightweight state during transport to a heavy stabilized state during operation. The barrier initially has low weight for easy transport, then accumulates soil and water to increase its effective weight and stabilization, allowing it to resist mudslide forces effectively
Solution Approach 2:
The barrier's weight parameter changes over time - starting light for transport and becoming heavy through natural accumulation of soil and water. This parameter transformation resolves the contradiction between initial lightness for transport and eventual heaviness for resistance
2Reliability
If heavy equipment is used to terraform terrain and create barriers, then effective mudslide mitigation can be achieved, but the equipment cannot access remote wilderness areas
Solution Approach 1:
The barrier is divided into modular panels that can be easily transported and assembled by hand in remote locations without heavy equipment. Each panel is a self-contained unit that contributes to the overall barrier structure
Solution Approach 2:
The barrier structure stabilizes itself automatically by accumulating soil and water from the environment, requiring no external power or equipment for activation. The structure performs its own stabilization function naturally
3Reliability
If concrete barriers or large logs are installed to prevent mudslides, then soil erosion can be mitigated, but the barriers are expensive and difficult to remove after vegetation regrowth
Solution Approach 1:
The barrier structure is designed to be easily disassembled and removed after it has served its purpose of stabilizing the soil during vegetation regrowth. The modular design allows for straightforward decomposition and potential relocation or disposal without significant effort or cost
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The barrier structure effectively resists mudslide energy by accumulating soil and water, deflecting debris, and allowing water drainage, making it a practical and sustainable solution for mitigating soil erosion on slopes without the logistical challenges of traditional methods.
Implementation Method 1
the present invention is configured to increase its effective weight naturally, after installation, by accumulating soil and/or water within its interior
Implementation Method 2
additional soil, debris and other materials will typically accumulate in front of the barrier structure and function as an additional barrier that helps to mitigate and deflect the energy of mudslides
Implementation Method 3
a rear wall that is inclined uphill, and, in embodiments, also a floor and/or one or two side walls, which create a semi- or fully enclosed interior within which the entrained soil within the captured mud settles and separates from the water
Data Source
AI summary
A barrier structure for impeding erosion due to mudslides allows mud to enter through large holes in a barrier wall, and water separated from soil to drain out through smaller holes in a rear wall. An underlying reservoir can further stabilize the structure by rapidly collect water and/or mud. A backstop wall and/or an extension can be abutted to a top of the barrier wall to enhance mud collection during a mudslide. The structure can further include a penetrating passage enabling a fraction of impacting mud to flow through unimpeded, and/or a diverting wedge uphill of the apparatus diverts some impacting mud and debris while allowing a remainder thereof to pass through to the barrier wall. A plurality of the barrier structures can be installed such that mud flowing past an uphill structure impacts a downhill structure. The barrier structure can be constructed from biodegradable materials.