A Rudimentary Treatise on Land and Engineering Surveying, with all the modern improvements ... With illustrationsVirtue brothers & Company, 1865 - 232 pages |
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Page iii
... Square Measure Problems I. to VII . on Surveying by the Chain and Cross CHAPTER III . LAND SURVEYING BY THE CHAIN ONLY . Preliminary Problems- · Prob . I. To erect a perpendicular with the chain Prob . II . and III . To measure lines ...
... Square Measure Problems I. to VII . on Surveying by the Chain and Cross CHAPTER III . LAND SURVEYING BY THE CHAIN ONLY . Preliminary Problems- · Prob . I. To erect a perpendicular with the chain Prob . II . and III . To measure lines ...
Page iv
... Square The Theodolite 64 The Pantagraph , for copying maps 65 67 69 71 74 74 The Circular Protractor Improved form of the Field Book 79 Planning extensive surveys Mr. Rodham's improved form of the Field Book , with Plan 80 80 81 CHAPTER ...
... Square The Theodolite 64 The Pantagraph , for copying maps 65 67 69 71 74 74 The Circular Protractor Improved form of the Field Book 79 Planning extensive surveys Mr. Rodham's improved form of the Field Book , with Plan 80 80 81 CHAPTER ...
Page 2
... square has all its sides equal , and all its angles right angles , as G. 18. A rectangle is a right angled parallelogram , whose length exceeds its breadth , as B , ( see figure to definition 2 ) . A B 19. A rhombus is a parallelogram ...
... square has all its sides equal , and all its angles right angles , as G. 18. A rectangle is a right angled parallelogram , whose length exceeds its breadth , as B , ( see figure to definition 2 ) . A B 19. A rhombus is a parallelogram ...
Page 5
... square . PROBLEM V. C From a given point C to let fall a perpendicular to a given line . 1 When the point is nearly opposite the middle of the line . From C , as a centre , describe an arc to cut AB in m and n ; -with centres m and n ...
... square . PROBLEM V. C From a given point C to let fall a perpendicular to a given line . 1 When the point is nearly opposite the middle of the line . From C , as a centre , describe an arc to cut AB in m and n ; -with centres m and n ...
Page 6
... square , whose side shall be of a given length . C Let the given line A B be three chains . At the end B of the given line erect the perpen- dicular BC , ( by Prob . IV . 2. ) which make = AB : —with A and C as centres , and radius A B ...
... square , whose side shall be of a given length . C Let the given line A B be three chains . At the end B of the given line erect the perpen- dicular BC , ( by Prob . IV . 2. ) which make = AB : —with A and C as centres , and radius A B ...
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Common terms and phrases
ABCD accuracy acres adjustment arches axis beam compasses breadth bubble centre chains common correct cross sections cubic yards cutting datum line depth direction distance divided draw embankments equal error EXAMPLE feet field book figure finding the contents fore sights formation level formula Gentleman's Diary given gradient ground height horizontal inches instrument intersection laid Lay the ruler length level book main line mark measured mile move it parallel NOTE object offsets parallax parallel ruler perpendicular position Prob protractor quality lines quantity of land radii radius railway curves Rankine's method ratio right angles river river Ouse road scale screw serpentine curve shewn shews side sine slopes spirit level square links staff stations straight fence surface survey surveyors taken taking tangent telescope theodolite tion Tithe Commissioners trapezium triangle tube tunnel vernier vernier scale vertical viaduct whence
Popular passages
Page 3 - The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; and each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds ; and these into thirds, &c.
Page 123 - An Act for consolidating in one Act certain provisions usually inserted in Acts of inclosure, and for facilitating the mode of proving the several facts usually required on the passing of such Acts...
Page 240 - Gd. 108*. METROPOLIS LOCAL MANAGEMENT AMENDMENT ACT, 1862 ; with Notes and Index. Is. 109. NUISANCES REMOVAL AND DISEASE PREVENTION ACT. Is. 110. RECENT LEGISLATIVE ACTS applying to Contractors, Merchants, and Tradesmen. Is.
Page 8 - Similar triangles are to one another in the duplicate ratio of their homologous sides.