Practical Surveying: A Text-book for Students Preparing for Examinations Or for Survey-work in the Colonies |
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Page 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- CONTENTS . Foot Plates - Keeping the Level ...
... 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- CONTENTS . Foot Plates - Keeping the Level ...
Page 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 ...
Page xi
... MARKS BORDERS OF PLANS BOUNDARIES BOUNDARIES BOX SEXTANT 219 , 220 , 221 , 222 , 223 , 224 , 225 , 226 , 228 315 , 316 , 317 , 318 , 319 , 320 , 321 Sketch 13 , 14 , 15 108 , 109 , 110 , 111 , 112 , BROKEN GROUND BRUSHWOOD BUILDINGS ...
... MARKS BORDERS OF PLANS BOUNDARIES BOUNDARIES BOX SEXTANT 219 , 220 , 221 , 222 , 223 , 224 , 225 , 226 , 228 315 , 316 , 317 , 318 , 319 , 320 , 321 Sketch 13 , 14 , 15 108 , 109 , 110 , 111 , 112 , BROKEN GROUND BRUSHWOOD BUILDINGS ...
Page xii
... MARK 218 178 226 180 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 DRAWING INSTRUMENTS DRAWING PEN ...
... MARK 218 178 226 180 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 DRAWING INSTRUMENTS DRAWING PEN ...
Page xiv
... MARK 1 , 2 142 50 , 51 , 52 , 53 , 54 Sketch 226 P. PANTAGRAPH 323 PARALLEL LINES PARALLEL RULER Sketch 295 86 , 87 88 Sketch • PARALLEL PLATES PARALLEL PLATE SCREWS PERPENDICULAR PLANE TABLE PLUS AND MINUS SIGNS POST AND RAIL FENCE ...
... MARK 1 , 2 142 50 , 51 , 52 , 53 , 54 Sketch 226 P. PANTAGRAPH 323 PARALLEL LINES PARALLEL RULER Sketch 295 86 , 87 88 Sketch • PARALLEL PLATES PARALLEL PLATE SCREWS PERPENDICULAR PLANE TABLE PLUS AND MINUS SIGNS POST AND RAIL FENCE ...
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Common terms and phrases
A B C accuracy accurately adjusted arrow axis back and fore back-sight beam compasses bench-mark boundaries centre chain chain-line check-lines chords clamped clinometer column commencement compass consequently Cosec cosine cross-wires curvature curve datum direction distance divided end of line equal feet fence field-book figures fixed fore sights ground hedge horizontal hypotenuse inches instrument intermediate intersection length level-book line A B line of collimation logarithm magnetic north mark means measured necessary observed offsets parallel plates pencil perpendicular plane plotted plumb-bob position post-and-rail fence quadrant radius reading reference right angles scale screw seen sextant side sine sketch slope square staff station straight line streets survey surveyor take the angle taken tangent tangential angle telescope theodolite tion traverse triangle trigonometry vernier vertical whilst Wimbledon Park wires zero
Popular passages
Page 86 - If two triangles have two sides of the one equal to two sides of the...
Page 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...
Page 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.
Page 61 - When you have proved that the three angles of every triangle are equal to two right angles...
Page 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.
Page 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.
Page 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.
Page 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.
Page 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.
Page 85 - A diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference.