Beam pipe geometry created with create_pipegeo_v13.C

Two parts with gap in the RICH section; 
for electron setup

By D. Emschermann, 7 October 2013

Material:  carbon
Thickness: 0.05cm

Part 1: 8 sections
 i         z      rmin
 0     -5.00      2.50
 1      2.50      2.50
 2      3.50     13.00
 3     23.95     13.00
 4     24.00     12.80
 5     26.95      1.00
 6     27.00      1.00
 7    160.00      3.20
Part 2: 4 sections
 i         z      rmin
 0    350.00     25.00
 1    599.95     25.00
 2    600.00     13.90
 3    750.00     13.90