'drill rod extension for mine exploration.'
The spiral rod, often referred to as a helix, is a three-dimensional curve that twists around an axis in a regular manner. Its name derives from the Greek word 'helix,' which means 'twisted, curled.' It's a shape that has captivated minds since ancient times, from the spiraling seashells on ancient shores to the double helix structure of DNA that revolutionized our understanding of life.
When installed in manholes or potential pedestrian traffic areas, flow monitoring flumes can be a hazard. A typical flume installation is an open trough that that an operator can inadvertently step or fall into.
