Timber Flashcards

1
Q

What is the formula for External Timber cutting ?

A

Pounds = Diameter Squared Divided by 40

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2
Q

What is the formula for Internal Timber Cutting ?

A

Pounds = Diameter Squared Divided by 250

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3
Q

What is the formula for timber cutting Abatis ?

A

Pounds = Diameter Squared Divided by 50

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4
Q

What is the minimum Length / depth for an Abatis ?

A

75 meters.

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5
Q

What are the tree dimensions need for tracked and wheeled vehicles ?

A

Wheeled vehicles: 18 inches

Tracked vehicles: 24 inches

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6
Q

What are the most critical factors when determining direction of fall ?

A

Wind and lean

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7
Q

Go through each line of the 6 Step Problem Solving Format for Timber Charges ?

A

1) Critical information, Formula (P=D/(40)-(250)-(50)
2) Diameter (times) Diameter (divided) by Constant
3) Divided by RE
4) Divided by Package weight
5) Number of Targets
6) Number of Targets (Time) Number of Charges = Total Packages

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8
Q

What is a kicker charge ?

A

1 Lb. Kicker charge may be placed 2/3 up the tree on opposite side of the main charge.

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