Practical Surveying: A Text-book for Students Preparing for Examinations Or for Survey-work in the ColoniesC. Lockwood and Son, 1889 - 272 Seiten |
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Seite viii
... mark Station - When to take Angles- The necessary Number of Angles Angles necessary - Surveyor's Institution ... Marks - Posi- tion of Bench Marks - Different Kinds of Levelling - Level Book- INDEX 267-272 75 , 76 , 77 , 78 , viii ...
... mark Station - When to take Angles- The necessary Number of Angles Angles necessary - Surveyor's Institution ... Marks - Posi- tion of Bench Marks - Different Kinds of Levelling - Level Book- INDEX 267-272 75 , 76 , 77 , 78 , viii ...
Seite ix
... Marks- Keeping the Field Book 199-209 CHAPTER XI . SETTING OUT CURVES . General Principles - Limit of Radii - Preliminary Operations - Tangent Points - Tangential Angle - Length of Curve - Impeded Point in Curve - Apex Inaccessible ...
... Marks- Keeping the Field Book 199-209 CHAPTER XI . SETTING OUT CURVES . General Principles - Limit of Radii - Preliminary Operations - Tangent Points - Tangential Angle - Length of Curve - Impeded Point in Curve - Apex Inaccessible ...
Seite xi
... MARKS BORDERS OF PLANS BOUNDARIES Sketch BOUNDARIES BOX SEXTANT BROKEN GROUND BRUSHWOOD BUILDINGS , TO SURVEY 22 , 23 , 26 13 , 14 , 15 108 , 109 , 110 , 111 , 112 , 113 Sketch Sketch 216 , 217 , 227 , 231 , 241 , 175 , 176 , 183 , 292 ...
... MARKS BORDERS OF PLANS BOUNDARIES Sketch BOUNDARIES BOX SEXTANT BROKEN GROUND BRUSHWOOD BUILDINGS , TO SURVEY 22 , 23 , 26 13 , 14 , 15 108 , 109 , 110 , 111 , 112 , 113 Sketch Sketch 216 , 217 , 227 , 231 , 241 , 175 , 176 , 183 , 292 ...
Seite xii
... MARK 226 180 DIAPHRAGM . 98 , 99 , 129 51 , 73 DIAMETER OF CIRCLE Sketch 85 DIRECTION OF LINE Sketch 135 DITCH Sketch 133 DIVIDERS 302 , 303 239 , 240 DIVISIONS OF CHAIN Sketch 3 DOUBLE SEXTANT 113a 63 DRAWING INSTRUMENTS 304 240 ...
... MARK 226 180 DIAPHRAGM . 98 , 99 , 129 51 , 73 DIAMETER OF CIRCLE Sketch 85 DIRECTION OF LINE Sketch 135 DITCH Sketch 133 DIVIDERS 302 , 303 239 , 240 DIVISIONS OF CHAIN Sketch 3 DOUBLE SEXTANT 113a 63 DRAWING INSTRUMENTS 304 240 ...
Seite xiv
... MARK 226 180 P. PANTAGRAPH 323 248 PARALLEL LINES PARALLEL RULER PARALLEL PLATES PARALLEL PLATE SCREWS PERPENDICULAR PLANE TABLE PLUS AND MINUS SIGNS POST AND RAIL FENCE PRICKER PRISMATIC COMPASS PROPORTIONAL COMPASS PROTRACTORS Sketch ...
... MARK 226 180 P. PANTAGRAPH 323 248 PARALLEL LINES PARALLEL RULER PARALLEL PLATES PARALLEL PLATE SCREWS PERPENDICULAR PLANE TABLE PLUS AND MINUS SIGNS POST AND RAIL FENCE PRICKER PRISMATIC COMPASS PROPORTIONAL COMPASS PROTRACTORS Sketch ...
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accuracy accurately adjusted arrow axis back and fore back-sight beam compasses bench-mark boundaries centre chain chain-line chords clamped clinometer colour commencement compass consequently Cosec cosine cross-staff cross-wires curve direction distance ditch divided DUMPY LEVEL end of line equal feet fence field-book figures fixed fore sight ground hedge hypotenuse illustration inch instrument intermediate intersection length line A B line of collimation logarithm mark means measured necessary observed offsets parallel plate pencil perpendicular plane plot plumb-bob position post-and-rail fence quadrant radius ratio reading reference represent right angles scale screw secant seen sextant shown side sine sketch square staff station straight line survey surveyor take the angle tangent tangential angle telescope theodolite tion traverse triangle trigonometry upper vernier whilst Wimbledon Park wires zero دو دو
Beliebte Passagen
Seite 86 - If two triangles have two sides of the one equal to two sides of the...
Seite 89 - IF a straight line fall upon two parallel straight lines, it makes the alternate angles equal to one another; and the exterior angle equal to the interior and opposite upon...
Seite 85 - When a straight line standing on another straight line makes the adjacent angles equal to one another, each of the angles is called a right angle ; and the straight line which stands on the other is called a perpendicular to it.
Seite 61 - When you have proved that the three angles of every triangle are equal to two right angles...
Seite 85 - A circle is a plane figure contained by one line, which is called the circumference, and is such, that all straight lines drawn from a certain point within the figure to the circumference are equal to one another : 16.
Seite 92 - In any right-angled triangle, the square which is described on the side subtending the right angle is equal to the sum of the squares described on the sides which contain the right angle.
Seite 116 - In any plane triangle, as the sum of the sides about the vertical angle is to their difference, so is the tangent of half the sum of the angles at the base to the tangent of half their difference.
Seite 85 - A plane rectilineal angle is the inclination of two straight lines to one another, which meet together, but are not in the same straight line.
Seite 127 - As the sum of the two given sides Is to their difference, So is the tangent of half the sum of their opposite angles To the tangent of half the difference of the same angles.
Seite 85 - A diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference.