2. Permitted elements in V-alignments

Straight

defined by chainage and height of

 

 

starting point

Curve

defined by chainage and height of

 

 

starting point

 

 

radius of arc (- = crest; + = dip)

Parabola

defined by chainage and height of

 

 

starting point

 

 

parameters of parabola2

 

 

(- = crest; + = dip)

End of project (EOP) chainage and height of end-

point of gradient

3. Permitted elements in cross sections

Chainage

Offset

Height difference relative to axis

RP

22p x (H - H0) = (S - S0

S0, H0 station and height of vertex

© Leica

TPS-System 1000 Programs-2.3.1en

251

Page 252
Image 252
Leica 1000Z01 user manual Defined by chainage and height, Parameters of parabola, = crest + = dip