Aid to Survey Practice for Reference in Surveying, Levelling, and Setting OutC. Lockwood and Company, 1880 - 382 pages |
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Page xvii
... Permanent stakes . Side widths of roads , railways , and canals The working section - book Setting out hill - roads and mountain - passes 2. Determining a Curve . The Angle of intersection and radius The Curve - tangents and curve ...
... Permanent stakes . Side widths of roads , railways , and canals The working section - book Setting out hill - roads and mountain - passes 2. Determining a Curve . The Angle of intersection and radius The Curve - tangents and curve ...
Page 15
... permanently fixed ; it is evident that such an instru- ment would require a good maker , and perhaps be ex- pensive . The further employment of the telemeter on the Schuykill topographical survey resulted in the fol- lowing practical ...
... permanently fixed ; it is evident that such an instru- ment would require a good maker , and perhaps be ex- pensive . The further employment of the telemeter on the Schuykill topographical survey resulted in the fol- lowing practical ...
Page 18
... permanently attached to each other at right angles , both turning together in the same vertical plane , and have their common turning axis at a known fixed height above a horizontal scale , placed parallel to the telescope , on which ...
... permanently attached to each other at right angles , both turning together in the same vertical plane , and have their common turning axis at a known fixed height above a horizontal scale , placed parallel to the telescope , on which ...
Page 40
... permanent fixture , any error in its position should be rectified by an optician ; but its adjustment may be tested by setting the index to 60 ° , and looking at the reflection of the limb of the instru- ment in the index - glass ...
... permanent fixture , any error in its position should be rectified by an optician ; but its adjustment may be tested by setting the index to 60 ° , and looking at the reflection of the limb of the instru- ment in the index - glass ...
Page 43
... permanently on the top of a surveyor's crosshead , which is used on a spiked rod ; while in other instances stands are ... permanent wire or fine thread , whose oscillation and final position determines the azimuth . A telescope for ...
... permanently on the top of a surveyor's crosshead , which is used on a spiked rod ; while in other instances stands are ... permanent wire or fine thread , whose oscillation and final position determines the azimuth . A telescope for ...
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Aid to Survey Practice for Reference in Surveying, Levelling, and Setting Out Lowis D'Aguilar Jackson No preview available - 2016 |
Common terms and phrases
Absc Abscissa accuracy adjustment adopted altitude amount angular measurement angular observation appliances astronomical observations axis azimuth base line bearings calculation centre chain surveys chord chronometer collimation compass convenient correct corresponding cosec cotg curvature curve determined difference direction distant point equal error feet figure fixed formulæ given graduated Greenwich mean ground Gunter's chains height hence horizontal angle inch instru instrument latitude length level-staff longitude lunar distance marked mean ment meridian method micrometer mile mode Nautical Almanac necessary object obtained operations Ordinate parallax pegs plane pole position principle purposes radii radius reading recorded reduced reflecting refraction right angles right ascensions route-surveys scale screws Section set-out setting-out sextant side sights sin² spherical spherical excess staff station staves subtended superelevation survey line surveyor tangent tangent point telemeter telescope theodolite tion transit traverse triangles Trigonometrical Trigonometrical Survey vertical wires
Popular passages
Page 21 - Those interested in the purchase and sale of estates, and in the adjustment of compensation cases, as well as in transactions in annuities, life insurances, &c., will find the present edition of eminent service.'* — Engineering.
Page 12 - A KEY AND COMPANION to the above Book, forming an extensive repository of Solved Examples and Problems in Illustration of the various Expedients necessary in Algebraical Operations.
Page 6 - Levelling. A TREATISE ON THE PRINCIPLES AND PRACTICE OF LEVELLING. Showing its Application to purposes of Railway and Civil Engineering, in the Construction of Roads; with Mr. TELFORD'S Rules for the same. By FREDERICK W. SIMMS, FGS, M. Inst. CE...
Page 15 - Edition, is. 49. Derivative Spelling-Book : Giving the Origin of Every Word from the Greek, Latin, Saxon, German, Teutonic, Dutch, French, Spanish, and other Languages ; with their present Acceptation and Pronunciation. By J. ROWBOTHAM, FRAS Improved Edition. is. 6d.
Page 9 - AN OUTLINE OF THE METHOD OF CONDUCTING A TRIGONOMETRICAL SURVEY. For the Formation of Geographical and Topographical Maps and Plans, Military Reconnaissance, LEVELLING, &c., with Useful Problems, Formulae, and Tables.
Page 16 - FRENCH. ~~ 24. French Grammar. With Complete and Concise Rules on the Genders of French Nouns. By GL STRAUSS, Ph.D. is 6d 25.
Page 16 - Spanish-English and English-Spanish Dictionary. Including a large number of Technical Terms used in Mining, Engineering, &c., with the proper Accents and the Gender of every Noun. By ALFRED ELWES.
Page 11 - Diagrams. i8mo, 2s. 6d. cloth. " As a really handy book for reference, we know of no work equal to it ; and the railway engineers and others employed in the measurement and calculation of earthwork will find a great amount of practical information very admirably arranged, and available for general or rough estimates, as well as for the more exact calculations required in the engineers
Page 7 - Professor Goodeve has given us a treatise on the steam engine, which will bear comparison with anything written by Huxley or Maxwell, and we can award it no higher praise.
Page 26 - Whether we consider the liberality and beauty of the illustrations, the charm of the writing, or the durable interest of the matter, we must express our belief that there is hardly to be found •among the new books one that would be welcomed by people of so many ages and classes as a valuable present."— Examiner.