Which one of the following is the maximum depth a water main service should be laid?

005 Cold Water Quiz

Quiz
•
Professional Development
•
Professional Development
•
Medium
George Harding
Used 14+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
750 mm.
850 mm.
1250 mm.
1350 mm.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which one of the following is the minimum depth a water main service should be laid?
750 mm.
850 mm.
1250 mm.
1350 mm.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Fluid category 1 water represents
no health hazard
a slight health hazard
a serious health hazard
a significant health hazard.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Medium density blue supply pipe is manufactured from which one of the following materials?
Polythene.
Polybutylene.
Polyethylene.
Polypropylene.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which one of the following water pipes connect the local main to the water undertaker’s stop valve?
The feed pipe.
The service pipe.
The distribution pipe.
The communication pipe.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A cold water storage cistern base must be supported
with ply board
on four bearers
on three bearers
across the whole of its base
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which one of the following backflow prevention devices should be installed on a supply to a hose union bib tap, according to the water regulations?
Air gap
Single check valve
Double check valve
Fullway gate valve
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