Elements of Surveying and Leveling: With Descriptions of the Instruments, and the Necessary Tables |
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Page 6
... PLANE SURVEYING . SECTION I. MEASUREMENT OF LINES AND ANGLES . Definitions ... Measurement of Lines and Angles .... Measurement of Distances .... Measurement of a Horizontal Line ... Standard of Measure ..... Measurement of Angles ...
... PLANE SURVEYING . SECTION I. MEASUREMENT OF LINES AND ANGLES . Definitions ... Measurement of Lines and Angles .... Measurement of Distances .... Measurement of a Horizontal Line ... Standard of Measure ..... Measurement of Angles ...
Page 41
... horizontal line with the first . Therefore , sine , at the top of the page , should correspond with cosine , at the ... PLANE TRIGONOMETRY .
... horizontal line with the first . Therefore , sine , at the top of the page , should correspond with cosine , at the ... PLANE TRIGONOMETRY .
Page 58
... PLANE SURVEYING . SECTION I. MEASUREMENT OF LINES AND ANGLES . 1. SURVEYING , in its most extensive signification ... HORIZONTAL PLANE , is a plane parallel to the water- level . If the plane passes through a point on the surface ...
... PLANE SURVEYING . SECTION I. MEASUREMENT OF LINES AND ANGLES . 1. SURVEYING , in its most extensive signification ... HORIZONTAL PLANE , is a plane parallel to the water- level . If the plane passes through a point on the surface ...
Page 59
... plane perpendicular to a hori- zontal plane . 6 . A HORIZONTAL LINE is a line parallel to the water - level , or parallel to a horizontal plane . 7. A VERTICAL LINE , is a line perpendicular to a hori- zontal plane . 8. OBLIQUE LINES ...
... plane perpendicular to a hori- zontal plane . 6 . A HORIZONTAL LINE is a line parallel to the water - level , or parallel to a horizontal plane . 7. A VERTICAL LINE , is a line perpendicular to a hori- zontal plane . 8. OBLIQUE LINES ...
Page 60
... plane of whose sides is oblique to a horizontal plane . 15. All lines , which can be the object of measurement , must belong to one of the classes above named , viz .: 1st . Horizontal lines ; 2d . Vertical lines ; 3d . Oblique lines ...
... plane of whose sides is oblique to a horizontal plane . 15. All lines , which can be the object of measurement , must belong to one of the classes above named , viz .: 1st . Horizontal lines ; 2d . Vertical lines ; 3d . Oblique lines ...
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Common terms and phrases
axis azimuth back-sight base-line bench calculated centre cut chord column compass contour lines corresponding Cosine Cosine D course curve datum line decimal degree of curvature DEGREES determined difference of level direct the telescope divided double meridian distance draw drawn east elongation error example feet field-notes fore-sight ground height of instrument hence horizontal distance horizontal plane inches intersection latitude and departure length line of collimation mantissa marked measured method multiplied needle notes offsets paper parallel passing perpendicular plane of reference plane-table plot position prismoid protractor radius reading right angles screws secant section level side sights Sine Cotang Sine D slope stake spider's lines station subtract survey taken Tang tangent theodolite Transit survey traverse triangle true meridian vernier plate wwwwwwwww yards