Essays on Overpass

Analysis of Incident Investigation Data for Causal Factors

Abstract Accidents may be caused by various conditions: the worker’s physical and psychological condition, safety rules control, overload at work, lack of manual to prevent accidents from happening. If the worker in poor physical condition, tired and incapable of thinking clearly, he should not be allowed to work any further for safety reasons, and those conditions of workers should be defined by the company’s safety control officers before letting him start the job. Giving overtime to workers also needs careful test of workers’ physical condition. Sometimes exploited may not be equipped with safety terms. Working with dangerous ...

I agree with you that parabolas are everywhere in our life and rarely do we pay attention to see them. Apart from contact lenses, burning mirrors use the concept of parabolas. For parabolas, the optical property refers to the lines that are perpendicular to the directrix ‘bounce off’ and converges at the focus. Alternatively, the line from the focus may ‘bounce off’ the parabolas and travel perpendicularly to the directrix. These properties are useful in making the burning mirror. Moreover, the concept of parabola applies to car headlights. In this case, one places the bulb on the focus of ...

Homelessness in China is a new phenomenon to have hit the country that is first emerging as an economic powerhouse. Homelessness in China is therefore real and it exists. As one the most developed countries in the world one would least expect China to have the homelessness issue. China is an economic powerhouse and the resources it has can quickly be mobilized to help solve the problem. One would therefore pose the question, why homelessness in China? Many have argued that the problem has been as a result of the Hukou kind of a system. Others on the other hand have blamed ...