Land Surveying and Levelling |
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Page 32
... circle equal to unity , then the sine of the angle will be expressed by the length of the perpendicular , and the ... circle . The term " sine " is derived from " sinus , " signifying a bent surface , or curve , the angle being measured ...
... circle equal to unity , then the sine of the angle will be expressed by the length of the perpendicular , and the ... circle . The term " sine " is derived from " sinus , " signifying a bent surface , or curve , the angle being measured ...
Page 33
... circle may be either that of a watch dial or the orbit of Jupiter . It needs the diameter to be stated to fix its size , so with triangles , we require the length of the sides to be ascertained as well as the angles . But when they are ...
... circle may be either that of a watch dial or the orbit of Jupiter . It needs the diameter to be stated to fix its size , so with triangles , we require the length of the sides to be ascertained as well as the angles . But when they are ...
Page 38
... circle in the contrary direction to the hands of a watch , as indicated by the arrows ; in doing so it passes through the sectors of the circle marked 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 in the figure ( page 42 ) . Assuming H to be a point ...
... circle in the contrary direction to the hands of a watch , as indicated by the arrows ; in doing so it passes through the sectors of the circle marked 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 in the figure ( page 42 ) . Assuming H to be a point ...
Page 39
Arthur Thomas Walmisley. Dividing the circle into eight parts as shown in the figure we have The greater . The less . I. COS α + sin x + Angle . o ° to 45 ° 2 . sin α + COS X 3 . sin a + COS X 4 . COS α sin α + + 45 ° to 90 ° 5 . COS α ...
Arthur Thomas Walmisley. Dividing the circle into eight parts as shown in the figure we have The greater . The less . I. COS α + sin x + Angle . o ° to 45 ° 2 . sin α + COS X 3 . sin a + COS X 4 . COS α sin α + + 45 ° to 90 ° 5 . COS α ...
Page 44
... circle with a dot in the centre upon the side , right or left , in which the branch line is to be chained . This is shown in the case of line 7 , which is measured from 170 , in the line 1 , to the right hand of A B. It is not necessary ...
... circle with a dot in the centre upon the side , right or left , in which the branch line is to be chained . This is shown in the case of line 7 , which is measured from 170 , in the line 1 , to the right hand of A B. It is not necessary ...
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Common terms and phrases
accurately ANCLE application arrow authorised base line beam compasses Board of Trade book of reference boundary centre line chain chord circle clamped clerk column Committee contour copy cross curve datum line deposited diagram direction distance drawing drawn employed equal feet fence FICURE field field-book figures fixed ground Gunter's chain height horizontal House of Lords indicated instrument intended intersection Land Surveying length lessees Level Book level staff limits of deviation measured mile offsets Ordnance datum owners paper parish pencil petition plans and sections plotting plumb-bob pole position Private Bill Office proposed protractor provisional order radius railway right angles road scale screw set square sheet side square Standing Orders station straight edge surface Surveying and Levelling surveyor taken tangent line tangential angle tape telescope theodolite thereof tracing tracing paper tramway triangle vernier vernier scale vertical width
Popular passages
Page 271 - ... shall be deposited for public inspection at the office of the clerk of the peace for every county, riding, or division in England or Ireland, or in the office of the principal sheriff...
Page 280 - ... on the owners or reputed owners, lessees or reputed lessees, and occupiers of the said lands, and on the overseers of such parishes, and on the trustees, surveyors of highways, or other persons having the care of such roads or streets.
Page 248 - ... (no alternative line or work being in any case permitted), and the lands in or through which it is to be made, maintained, varied, extended or enlarged, or through which...
Page 84 - All the interior angles of any rectilineal figure, together with four right angles, are equal to twice as many right angles as the figure has sides.
Page 256 - ... feet, an enlarged plan shall be added of any building, yard, courtyard, or land within the curtilage of any building, or of any ground cultivated as a garden...
Page 258 - All places where for a distance of thirty feet and upwards there will be a less space than nine feet six inches between the outside of the footpath on either side of the street or road and the nearest rail of the tramway...
Page 247 - Provided that where it is proposed to lay down a continuous line of Tramway in two or more districts, and any local or road authority having jurisdiction in any such districts does not consent thereto, the consents of the local and road authority, or the local and road authorities having jurisdiction over two-thirds in length of the streets and roads along which such proposed line of Tramway is proposed to be laid shall be deemed to be sufficient.
Page 263 - Act, 1845, shall not be more than One foot in 30 feet, and of any other public Carriage Road not more than One foot in 20 feet ; and that a good and sufficient Fence, of Four feet high at the least, shall be made on each side of every Bridge which shall be erected.
Page 275 - November a. copy of so much of the said plans and sections as relates to each parish in or through which the work is intended to be made, maintained, varied extended or enlarged, or in which any...
Page 284 - II of this schedule were deposited. (2) They are also to deposit a sufficient number of such printed copies at the office named in that behalf in the advertisement, such copies to be there furnished to all persons applying for them at the price of not more than each.