Trenching and Shoring 2
Authored by Anais Bailey
Science
Professional Development
NGSS covered
Used 10+ times
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5 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Type A Sloping should be done...
Walls be sloped 9 inches out for every 1 foot of trench depth
Walls be sloped 1 foot out for every 1 foot of trench depth
Walls be sloped 18 inches out for every 1 foot of trench depth
Tags
NGSS.MS-ETS1-1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Type B Sloping Should be done...
Walls be sloped 18 inches out for every 1 foot of trench depth
Walls be sloped 9 inches out for every 1 foot of trench depth
Walls be sloped 1 foot out for every 1 foot of trench depth
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Type C Sloping Should be done...
Walls be sloped 9 inches out for every 1 foot of trench depth
Walls be sloped 18 inches out for every 1 foot of trench depth
Walls be sloped 1 foot out for every 1 foot of trench depth
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Aluminum Shoring cannot be used when (select all that apply)...
Surcharge loads are present from equipment weighing greater than 20k pounds (not spoil)
Type C Soil Approved by an RPE
Trench is more than 20 feet deep
Vertical loads imposed on cross braces with a 50lb gravity load on 1 foot section
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Which of the following are types of Cross Braces?
Timber
Hydrauilic
Pneumatic
Screw Jack
Chain Wench
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