QUIZ 2

The first staff reading taken is called the

• Fore Sight

• Change Point

• Intermediate Sight

• Back Sight

The last staff reading taken is called the

• End sight

• Free sight

• Fore sight

• Back sight

Base on the diagram, calculate the reduced level at point B.

• 160.291m

• 165.856m

• 163.076m

• 163.082m

Refer to the table below, give the answer for the value RL1.

• 481.923m

• 482.946m

• 481.661m

• 482.345m

Refer to the table below, calculate the value of H1.

• 482.946m

• 484.233m

• 481.661m

• 481.923m

Refer to the table below, calculate the value of B1.

• 1.793m

• 0.506m

• 1.285m

• 0.422m

Refer to the table below, calculate the value of F1.

• 4.460m

• 4.463m

• 4.461m

• 4.462m

Which is the arithmetic check for the Height of Collimation ( HOC ) method?

• A. ∑FS + ∑BS = First RL + Last RL

• B. ∑BS - ∑FS = Last RL - First RL

• C. ∑FS + ∑BS = Last RL + First RL

• D. ∑BS - ∑FS = First RL - Last RL

Calculate the Height of Collimation (HOC) if the Reduced Level (RL) benchmark is 200.852 m, the Back Sight (BS) is 2.324 m, and the Fore Sight (FS) is 1.836 m.

• 213.176

• 203.176

• 211.340

• 201.340

Find the Reduced Level (RL) of a point if the given RL benchmark is 200.852 m, the Back Sight (BS) is 2.324 m, and the Fore Sight (FS) is 1.836 m.

• 213.176

• 203.176

• 211.340

• 201.340