Handbook for Government Surveyors |
From inside the book
Results 1-5 of 38
Page 5
... method Calculation of time Camp utensils .. Catalogue of south circumpolar stars Cemeteries , how laid out Chainage , Testing , by perimeter method Chain to be compared with standard Chart of northern stars PAGE . 108 125 127 132 130 ...
... method Calculation of time Camp utensils .. Catalogue of south circumpolar stars Cemeteries , how laid out Chainage , Testing , by perimeter method Chain to be compared with standard Chart of northern stars PAGE . 108 125 127 132 130 ...
Page 7
... method Gradient of roads .. Gradients , Table of Gauging flow of water over weir Heights , Calculation of ... method Latitude , Comparison of .. Latitude , calculated geodetically Latitude by spherical excess method Least squares ...
... method Gradient of roads .. Gradients , Table of Gauging flow of water over weir Heights , Calculation of ... method Latitude , Comparison of .. Latitude , calculated geodetically Latitude by spherical excess method Least squares ...
Page 8
... Method of least squares Miners ' inch Moon , transit of meridian Moon , time of rising and setting Natural features to be noted and shown Normal , Calculation of Notes and definitions .. North , Magnetic , to be shown on plans North ...
... Method of least squares Miners ' inch Moon , transit of meridian Moon , time of rising and setting Natural features to be noted and shown Normal , Calculation of Notes and definitions .. North , Magnetic , to be shown on plans North ...
Page 10
... method .. 40 Time of sunrise and sunset 42 Transition curves .. 104 Transition curves , Directions for laying out 105 Transit of stars , Time of 20 , 26 , 36 Transit of stars , Table of 153 Travelling expenses 108 Trees , Marking 77 ...
... method .. 40 Time of sunrise and sunset 42 Transition curves .. 104 Transition curves , Directions for laying out 105 Transit of stars , Time of 20 , 26 , 36 Transit of stars , Table of 153 Travelling expenses 108 Trees , Marking 77 ...
Page 14
... method of procedure in connection with the operation , beyond the information that it was measured six times , the greatest difference being 483 feet , and that it extended from the north - west corner of the city to Masters ' Hill , on ...
... method of procedure in connection with the operation , beyond the information that it was measured six times , the greatest difference being 483 feet , and that it extended from the north - west corner of the city to Masters ' Hill , on ...
Common terms and phrases
ADELAIDE adjustment aneroid azimuth Barometer bubble calculated camp chain chainage clamp colat column Const corresponding cosec cosine cross hairs declination degrees diameter diff difference of longitude dist divided DUMPY LEVEL earth east elongation equal equator EXAMPLE formula gives GOVERNMENT PHOTOLITHOGRAPHER Height in Feet Hill horizontal angle hour angle hypsometer inches index error instrument intersection length logarithm Mean Refract merid meridian passage method miles and decimals mins minutes multiplied Nautical Almanac noted number of seconds observed altitude observed angles offset pegs plate point of Aries polar distance prime vertical radius of curvature readings right ascension sextant side sidereal sight sine spherical excess square root star star's stations Steel Tape subtract sun's centre survey surveyor taken tangential angles telescope Temp theodolite Thermometer triangle true bearing true meridian vernier zenith distance ΙΟ
Popular passages
Page 18 - The light reflected from the paper will show the cross hairs in the telescope of the theodolite. Then, let the vertical spider's line be brought exactly upon the polestar, and, if it is an eastern elongation that is to be observed, and the star has not yet reached the most easterly point, it will move from the line toward the east, and the reverse when the elongation is west. At the...
Page 134 - Sun from the meridian, at the instant when the true point of intersection of the ecliptic and equator (called the first point of Aries) is on the meridian of Greenwich ; and as the distance of the first point of Aries from the meridian, at the instant the mean Sun is on the meridian, is denominated Sidereal Time at Mean Noon, this may, by analogy, be termed the Mean Time at Sidereal Noon. It is the time...
Page 113 - Act contained shall take away or affect any right of action or other remedy which any person may have in respect of any loss or damage occasioned by any fire or for any trespass committed.
Page 134 - ... it may also be regarded as the arc of the equinoctial intercepted between those circles. It is measured toward the west as a positive direction through...
Page 62 - ... perfect the exhaustion. The actual movement at the centre of the elastic box, from whence the indications emanate, is very slight ; but this is increased 657 times at the point of the hand ; so that a movement to the extent of...
Page 122 - W ) v 2 (W) equal the sum of the weights for the mean of each night. The observations for longitude were submitted to Professors GP Bond and James Major for computation. Table "B...
Page 19 - ... line of sight not being at right angles to the axis of vertical motion 18.
Page 28 - Observed horizontal angle 77° 45' between Canopus and /3 Tri. Aus., at opposite elongations, pol. dis. 37° 22
Page 30 - ... will be the logarithm of the number of seconds and decimals in the arc — that is, no'oo.
Page 134 - Right ascension of the meridian is the hour angle of the first point of Aries.