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
... Offset - staff , and Cross Directions for measuring lines on the ground The common Drawing Compasses The Hair Compasses Plotting Scales The Protractor Planning Surveys The Field Book To Survey with the Chain and Cross Tables of Linear ...
... Offset - staff , and Cross Directions for measuring lines on the ground The common Drawing Compasses The Hair Compasses Plotting Scales The Protractor Planning Surveys The Field Book To Survey with the Chain and Cross Tables of Linear ...
Page vi
... Offsets from its Tangents . Cases I to III . · 165 Prob . IV . To lay out a Railway Curve by two Theodolites · 168 Prob . V. To lay out a Railway Curve by offsets from its Chord or Chords - 170 · PAGE . - · 170 171 Prob . VI vi CONTENTS .
... Offsets from its Tangents . Cases I to III . · 165 Prob . IV . To lay out a Railway Curve by two Theodolites · 168 Prob . V. To lay out a Railway Curve by offsets from its Chord or Chords - 170 · PAGE . - · 170 171 Prob . VI vi CONTENTS .
Page viii
... Offsets to railway curves Correction of levels for parallax and refraction Addenda to the methods of laying out railway curves On the division of land 200 203 · 205 · 209 · 214 · 215 · 217 · 220 · 221 · 221 · 222 223 224 225 226 INDEX ...
... Offsets to railway curves Correction of levels for parallax and refraction Addenda to the methods of laying out railway curves On the division of land 200 203 · 205 · 209 · 214 · 215 · 217 · 220 · 221 · 221 · 222 223 224 225 226 INDEX ...
Page 9
... OFFSET STAFF . The offset staff is used to measure short distances , called offsets ; hence its name . It is usually ten links in length , the links being numbered thereon with the figs . 1 , 2 , 3 , & c . It is usually pointed with ...
... OFFSET STAFF . The offset staff is used to measure short distances , called offsets ; hence its name . It is usually ten links in length , the links being numbered thereon with the figs . 1 , 2 , 3 , & c . It is usually pointed with ...
Page 10
... offset - staff , or the offset - staff being passed through a hole made in the cross , to about the eighth link from the piked end , at which place the staff must be shouldered , that the cross may rest firmly . DIRECTIONS FOR MEASURING ...
... offset - staff , or the offset - staff being passed through a hole made in the cross , to about the eighth link from the piked end , at which place the staff must be shouldered , that the cross may rest firmly . DIRECTIONS FOR MEASURING ...
Contents
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157 | |
165 | |
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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.