Barge Fall Arrest System with Bulkhead Lifelines
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Inland barges lack safety rails, making it difficult for personnel to traverse safely due to the risk of falls onto the barge or overboard, especially with narrow walking decks and centrally located tanks.
Innovation Solution
A fall arrest system is implemented on barges, including a lifeline extending along a bulkhead with fixed cable anchors and intermediate brackets, providing anchor points and a demarcation line to secure personnel, reducing the risk of falls through a network of lifelines and anchor points.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If inland barges operate without safety rails to maintain ease of loading and simple structure, then device complexity is reduced, but safety reliability deteriorates due to fall risks
Solution Approach 1:
The patent introduces an intermediary fall arrest system consisting of lifelines, cable anchors, and brackets as a mediator between the simple barge structure and the safety requirement. This intermediary system provides fall protection without requiring complex permanent safety rails, thus maintaining structural simplicity while improving safety reliability.
Solution Approach 2:
The fall arrest system uses dynamic elements such as lifelines that can extend and retract, and cable anchors that can be positioned at various locations. This dynamic configuration allows the safety system to adapt to different operational needs and barge configurations without requiring a fixed complex rail structure.
2Volume of moving object
If barges have narrow walking decks with centrally located tanks to optimize cargo capacity, then cargo volume efficiency is improved, but ease of operation deteriorates due to difficult traversal and fall risks
Solution Approach 1:
The patent adds a vertical dimension to safety by installing cable anchors at elevated positions on bulkheads and using lifelines that extend horizontally across the barge. This creates a three-dimensional safety network that allows personnel to traverse narrow decks safely by attaching to lifelines at multiple heights and locations, overcoming the limitations of narrow walking spaces.
Solution Approach 2:
The fall arrest system is segmented into multiple independent components: cable anchors positioned at various locations, lifelines spanning different sections, and intermediate brackets for additional support. This segmentation allows personnel to access safety points at multiple locations along the narrow deck, making traversal easier despite the constrained space.
Data Source
AI summary
A fall arrest system for a barge includes an anchor point mechanically coupled to the deck of the barge. The anchor point includes an attachment point. The fall arrest system includes a lifeline extending along a bulkhead of the barge. The fall arrest system includes a fixed cable anchor. The fixed cable anchor may be mechanically coupled to the bulkhead. The fixed cable anchor may include a hole to which the lifeline is mechanically coupled. The fall arrest system includes an intermediate bracket. The intermediate bracket may be mechanically coupled to the bulkhead. The intermediate bracket may include a cable guide through which the lifeline extends and may pass through.