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Calculation example - Find the bearing of an apparent dip (two symmetrical to full dip directions), given the rate and direction of full dip
30
November

Calculation example - Find the bearing of an apparent dip (two symmetrical to full dip directions), given the rate and direction of full dip

Given the rate and direction of full dip of a plane or seam, find the bearing of an apparent dip.

Two directions noted, in which a given apparent dip occurs.

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Calculation example - Find path gradients in different directions, given the rate and direction of full dip
20
November

Calculation example - Find path gradients in different directions, given the rate and direction of full dip

Given the rate and direction of full dip of a plane or seam, find path gradients in three different directions, (a) due N, (b) N 75o E, (c) due E.

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Calculation example - Find the rate of full dip of a plane or seam, given its direction and the rate and direction of an apparent dip
19
October

Calculation example - Find the rate of full dip of a plane or seam, given its direction and the rate and direction of an apparent dip

Given the direction of full dip and the rate and direction of an apparent dip of a plane or seam, find the rate of full dip.

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Calculation example - Find the apparent dip of a plane or seam in any direction
26
August

Calculation example - Find the apparent dip of a plane or seam in any direction

Given the rate and direction of full dip of a plane or seam, find the apparent dip in any other direction.

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Calculation example - Seam true thickness and gradient calculation
24
August

Calculation example - Seam true thickness and gradient calculation

A vertical borehole passes through a seam with a known dip at 43o. If the apparent thickness of the seam as shown by the borehole core is 2m, calculate: (a) the true thickness of the seam and (b) the gradient of the seam.

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Calculation example - Find the coordinates of the intersection of two lines
24
August

Calculation example - Find the coordinates of the intersection of two lines

Calculate the coordinates of the intersection of two lines given the coordinates of four stations.

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Calculation example - Find the coordinates of the intersection of two lines
20
May

Calculation example - Find the coordinates of the intersection of two lines

Calculate the coordinates of the intersection of two lines given their bearings from two known stations.

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Calculation example - Calculate inclined angle of a bend
06
April

Calculation example - Calculate inclined angle of a bend

Calculate the inclined angle φ of a bend along a bended path.

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Calculation example - Calculate the height of an object from three angles of elevation
20
January

Calculation example - Calculate the height of an object from three angles of elevation

Calculate the height of an object by measuring three angles of elevation only, from stations A, B and C on a straight level line to an inaccessible up-station D.

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Calculation example - Resections
20
November

Calculation example - Resections

Calculate the coordinates of a distant point Tn, referencing measured angles and coordinates of four known points.

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Calculation Examples