A complete treatise on practical land-surveying1870 |
Dentro del libro
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Página vii
... position which it has long held as a standard work . The sale of TEN LARGE EDITIONS , and the demand for the present one , is a very gratifying testimony of the patronage it has hitherto merited of land - surveyors , civil engineers ...
... position which it has long held as a standard work . The sale of TEN LARGE EDITIONS , and the demand for the present one , is a very gratifying testimony of the patronage it has hitherto merited of land - surveyors , civil engineers ...
Página 66
... position ; and upon it erect- ing perpendiculars to the boundaries , on each side . 7. In surveying with the chain and cross , when the area only of any field or piece of ground is required , it is unnecessary to lay down the figure ...
... position ; and upon it erect- ing perpendiculars to the boundaries , on each side . 7. In surveying with the chain and cross , when the area only of any field or piece of ground is required , it is unnecessary to lay down the figure ...
Página 89
... position of the building , the areas under both having to be deducted from that of the field . Thus mn is found 1275 to BC , the line sought . = Or , Bo may meet AC produced , the perpendicular pc forming a tie- line so as to dispense ...
... position of the building , the areas under both having to be deducted from that of the field . Thus mn is found 1275 to BC , the line sought . = Or , Bo may meet AC produced , the perpendicular pc forming a tie- line so as to dispense ...
Página 98
... position . It sometimes happens , however , in consequence of obstructions , that it is impossible to measure the chord - line at a greater distance from the angular point than one or two chains . In such cases multiply both the chord ...
... position . It sometimes happens , however , in consequence of obstructions , that it is impossible to measure the chord - line at a greater distance from the angular point than one or two chains . In such cases multiply both the chord ...
Página 146
... position as to point to that part of the tree whose height you want ; and sliding the quadrant till the bubble stands level , you will have on the line of perpendiculars on the quadrant the height of that part of the tree above the ...
... position as to point to that part of the tree whose height you want ; and sliding the quadrant till the bubble stands level , you will have on the line of perpendiculars on the quadrant the height of that part of the tree above the ...
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Términos y frases comunes
acres allotment Area 7a base base-line centre chain chain-line circumferentor Commissioners compass constructed the figure convenient cross cross-staff curve cutting diag diagonal direction distance ditto divided Double areas Draw a line Draw the line embankments equal erect the perpendicular Examples feet fences field field-book find its area find the area find the perpendicular following dimensions following notes given gonal ground hill horizontal hypotenusal inches inclosure Indian ink insets Lay the ruler learner length line BC main-line manner mark the temporary measure method move it parallel Offsets taken parallel ruler perches plan and area plane Plate plotting-scale PROBLEM proof-line quadrant radius railway range range W rectangle rhombus right angles right line right-angled triangle river scale scalene triangle side sine slopes square links station surface survey surveyor tangent temporary line theodolite trapezium ABCD trapezoid triangle ABC trigonometry Valuer whole width
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