1.
You are installing four 4' x 8' solar water heating panels on the roof. What direction should you orient the panels?
2.
A tile trench 12" wide x 8" deep is to be dug in a rectangular shape 20 ft wide x 30 ft long. What is the total volume of dirt to be excavated?
3.
What soil is ideal for a pool site?
4.
What is the minimum number of suction returns for a private pool?
5.
When should you replaster an existing pool?
6.
If a benchmark is at an elevation of 92.3 ft, a transit foresight reads 5.5 ft, and a transit backsight reads 1.4 ft, what is the elevation at the base of the front stick?
7.
What would you do if the soil at a pool excavation is too acidic?
8.
If a benchmark is at an elevation of 124.2 ft, a transit foresight reads 1.4 ft, and a transit backsight reads 5.5 ft, what is the elevation at the base of the front stick?
9.
In spot (resistance) welding, if the current is doubled the heat is ___________.
10.
What is the disadvantage to painting a pool?
11.
What sort of PPE (personal protective equipment) is recommended when using cleaning solvent?
12.
What should be done with lifelines, safety harnesses, and shock-absorbing lanyards that have been subjected to impact loading?
13.
What is the longest standard length of a scaffold plank?
14.
On a 120V circuit, what color is the (protective) ground wire?
15.
What is the minimum distance apart that acetylene and oxygen cylinders must be stored?
16.
Which of the following is a correct method for storing acetylene cylinders?
17.
Which of the following is the best choice for hoisting a full gas cylinder?
18.
Cylinders containing ______ shall not be taken into confined spaces.
19.
A dry chemical or carbon dioxide fire extinguisher rated at least ______ must be kept near operations where bottled fuel gases are being used.
20.
No more than ______ of paints, solvents, and chemicals may be stored in a room unless an approved safety storage cabinet is present.
