Land and marine surveying1868 - 184 pages |
From inside the book
Results 1-5 of 21
Page 5
... forward with a few whites , with instructions as to the fields where these are to be set up . The surveyor remains on the high ground , taking care that he is exactly on the line , and . as the man reaches the various spots where the ...
... forward with a few whites , with instructions as to the fields where these are to be set up . The surveyor remains on the high ground , taking care that he is exactly on the line , and . as the man reaches the various spots where the ...
Page 6
... forward , with instructions that they should be tied together , and set up according to instructions , given by the voice . instead of by signal , some three or four men being stationed at short intervals apart ; signals may thus be ...
... forward , with instructions that they should be tied together , and set up according to instructions , given by the voice . instead of by signal , some three or four men being stationed at short intervals apart ; signals may thus be ...
Page 7
... forward ; otherwise , after losing a quarter of an hour or so in making signals which he cannot understand , you will have to call him back , as best you may , or go forward your- self to explain what you should have done before , and ...
... forward ; otherwise , after losing a quarter of an hour or so in making signals which he cannot understand , you will have to call him back , as best you may , or go forward your- self to explain what you should have done before , and ...
Page 8
... forward with him all the traps you are not likely to require , which will leave yourself and your remain- ing men unencumbered , so that you will not so much miss the services of the man you have sent forward . Now let us suppose the ...
... forward with him all the traps you are not likely to require , which will leave yourself and your remain- ing men unencumbered , so that you will not so much miss the services of the man you have sent forward . Now let us suppose the ...
Page 9
... forward , particularly at that level which we most require to see - that is , at the foot of every pole ; therefore , as soon as each ranging rod has been finally set up in line , either it should be taken up again , and a peg driven in ...
... forward , particularly at that level which we most require to see - that is , at the foot of every pole ; therefore , as soon as each ranging rod has been finally set up in line , either it should be taken up again , and a peg driven in ...
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Common terms and phrases
adjustment arrow ascertain base line beam compasses box sextant broad arrow centre chain line chainage chainman Chap clamp cloth co-efficients coincide compass correct cosine coversine depth difference distance divisions draw edge engineering equal error exactly feet long fence field book fixed gamboge gauge give Gunter's chain half high water horizon glass inches instance instrument intersection leader length loosen lunitidal intervals manner mark means measure ment minutes notch object observations obtained offset staff Outfall Sewer overfall Oyster Rock paper parallel parallel ruler pencil plot pole practice prick protractor quantity Railway rain gauge rainfall reading referred right angles road scale side sight sine square station straight line straight-edge streams suppose survey surveyor Tables taken telescope theodolite tie line timber tion tracing traverse triangle TRIGONOMETRY turn vernier plate vertical W. D. Hamilton woodcuts zero
Popular passages
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