A Rudimentary Treatise on Land and Engineering Surveying, with all the modern improvements ... With illustrationsVirtue brothers & Company, 1865 - 232 páginas |
Dentro del libro
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Página iii
... Scales The Protractor Planning Surveys The Field Book To Survey with the Chain and Cross Tables of Linear and Square Measure Problems I. to VII . on Surveying by the Chain and Cross CHAPTER III . LAND SURVEYING BY THE CHAIN ONLY ...
... Scales The Protractor Planning Surveys The Field Book To Survey with the Chain and Cross Tables of Linear and Square Measure Problems I. to VII . on Surveying by the Chain and Cross CHAPTER III . LAND SURVEYING BY THE CHAIN ONLY ...
Página iv
... Scale 62 Plotting extensive surveys from this Scale 63 The Beam Compasses Other methods of copying maps The Prismatic Compass The Box Sextant The Optical Square The Theodolite 64 The Pantagraph , for copying maps 65 67 69 71 74 74 The ...
... Scale 62 Plotting extensive surveys from this Scale 63 The Beam Compasses Other methods of copying maps The Prismatic Compass The Box Sextant The Optical Square The Theodolite 64 The Pantagraph , for copying maps 65 67 69 71 74 74 The ...
Página 4
... scale of equal parts ; and the two last a line of chords : all of which will be found in a common case of instruments . ) A E PROBLEM I. To divide a given straight line AB into two equal parts . From the centres A and B , with any ...
... scale of equal parts ; and the two last a line of chords : all of which will be found in a common case of instruments . ) A E PROBLEM I. To divide a given straight line AB into two equal parts . From the centres A and B , with any ...
Página 5
... scale of equal parts lay 5 yards ; with the off the base AB = centre A and radius AC = 4 yards , de- scribe an arc ; with centre B and radius A CB = B 3 yards ; describe another arc cutting the former arc in C : -draw A C and CB ; then ...
... scale of equal parts lay 5 yards ; with the off the base AB = centre A and radius AC = 4 yards , de- scribe an arc ; with centre B and radius A CB = B 3 yards ; describe another arc cutting the former arc in C : -draw A C and CB ; then ...
Página 12
... SCALES . Plotting scales , also called feather - edged scales , are straight rulers , usually about 12 inches long . Each ruler has scales of equal parts , decimally divided , placed on its edges , which are made sloping , so that the ...
... SCALES . Plotting scales , also called feather - edged scales , are straight rulers , usually about 12 inches long . Each ruler has scales of equal parts , decimally divided , placed on its edges , which are made sloping , so that the ...
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Otras ediciones - Ver todas
Elementary Treatise on Land Engineering Survey with All the Modern ... Thomas Baker Vista completa - 1859 |
Términos y frases comunes
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
Pasajes populares
Página 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.
Página 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...
Página 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.
Página 8 - Similar triangles are to one another in the duplicate ratio of their homologous sides.