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Unit 7
The drill site
Answer the following questions.

1. What is drilling mud used for?
2. Is it possible for companies to drill in frozen wildernesses and humid jungles?
3. Is it difficult to choose an appropriate site for drilling? Explain your answer.
4. Enumerate the factors, paid attention to, in the process of choosing the site.
5. Why are the geologists hired by major drilling companies?
6. What does the phrase “to spud the hole” mean?
7. What materials are used for preparing the surface and roads around a land location?
8. Why is it important to remove harmful material from the pit?
9. What is the purpose of a “cellar”?
10. What is the difference between a mousehole and a rathole?

Choose the correct answer.
1. What is the location of the well called?
a) the drill rig
b) the drill flour
c) t he drill site
d) no correct variant

2. Costs depend on such factors as the size of the reservoir, its depth, and its …
a) location
b) height
c) smell
d) no correct variant

3. The most important is that the company knows or believes that hydrocarbons exist in …be-
neath the site
a) the sea
b) the rocks
c) the ocean
d) no correct variant

4. On land sites, the operator hires … to prepare the location to accommodate the rig
a) an ocean contractor
b) a land contractor
c) a site-preparation contractor
d) no correct variant

5. Some rigs use a special pipe called the …
a) “nicky”
b) “stacey”
c) “kelly"
d) no correct variant

6. On land, the operator sometimes hires a special truck-mounted, light-duty unit called a … to
drill the rathole
a) “rathole device”
b) “rathole chisel”

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