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  • AutoCAD Civil 3D

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    Valued Contributor
    Posts: 99
    Registered: ‎01-16-2008

    spiral input

    111 Views, 0 Replies
    01-17-2011 11:53 AM

    if i already have the variables for an alignment that has spirals in it and have the northing easting and stations of all the data

     

    for example see below.....how could i input all this into the alignment by layout command? or what would be the best way to draw this known data in Civil 3D?

     

    SP13015 N  7465677.983 E  2645471.601 Z -99999.990  STA   1+000.000
     Distance       31.322 m   Azimuth  37°56'18.9"   
    SP13016 N  7465702.686 E  2645490.858 Z -99999.990  STA   1+031.322
     Distance        0.000 m   Azimuth  37°57'54.1"   
    SPIRAL SPR1029
    TS  N  7465702.686 E  2645490.858 STA   1+031.322
     SI N  7465715.832 E  2645501.107
    SC  N  7465722.653 E  2645505.896 STA   1+056.322
     Long  Tangent    16.669 m
     Short Tangent    8.335 m
     Long  Chord      24.997 m
     Direction Back   37°56'18.9"
     Direction Ahead  35°04'25.6"
     Spiral Length    25.000 m
     Spiral Angle     2°51'53.2"
     Offset 0.000 m
     Degree at Start  0°00'00.0"
     Degree at End    6°59'07.8"  R2  250.000 m
     Xs               24.994
     Ys               -0.417
     p                0.104
     k                12.499
     k'               0.104
     Distance        0.000 m   Azimuth  218°05'58.8"  
    CURVE CUR1021
     PC N  7465722.653 E  2645505.896 STA   1+056.322
     CC N  7465866.311 E  2645301.293
     PI N  7465749.087 E  2645524.456 STA   1+088.621
      TAN 32.299 m
      DB  35°04'25.6"
      DA  20°21'01.8"
      LChord Distance       64.066 m   Azimuth  27°42'43.7"   
      External Distance 2.078 m
      Middle Ordinate 2.061 m
      Radius 250.000 m
      DEG   6°59'07.8"
      DELTA -14°43'23.8"
      LENGTH 64.242 m
     PT N  7465779.371 E  2645535.689 STA   1+120.564
    CURVE CUR1021
     Distance        0.000 m   Azimuth  200°20'38.8"  
    SPIRAL SPR1030
    CS  N  7465779.371 E  2645535.689 STA   1+120.564
     SI N  7465798.933 E  2645542.945
    ST  N  7465839.534 E  2645552.459 STA   1+183.064
     Long  Tangent    20.864 m
     Short Tangent    41.701 m
     Long  Chord      62.457 m
     Direction Back   20°21'01.8"
     Direction Ahead  13°11'18.7"
     Spiral Length    62.500 m
     Spiral Angle     7°09'43.1"
     Offset 0.000 m
     Degree at Start  6°59'07.8"  R1  250.000 m
     Degree at End    0°00'00.0"
     Xs               62.402
     Ys               -2.601
     p                0.651
     k                31.234
     k'               0.651
     Distance        0.000 m   Azimuth  359°11'49.0"  

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