Forskjell mellom versjoner av «Overbygning/Planoverganger»
| [ukontrollert revisjon] | [ukontrollert revisjon] |
(→Functional requirements) |
(→Maintanability) |
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| Linje 15: | Linje 15: | ||
== Maintanability == | == Maintanability == | ||
* must be able to split elements | * must be able to split elements | ||
| + | * max weight | ||
| + | * lifting | ||
* Fastening | * Fastening | ||
| − | |||
| − | |||
== Availability for track inspection == | == Availability for track inspection == | ||
Revisjonen fra 28. jan. 2015 kl. 12:53
UNDER UTARBEIDELSE
Innhold
[skjul]1 Scope
2 Functional requirements
2.1 Track construction
2.2 Permissible speed
2.3 Resistance against longitudinal displacements
2.4 Maintanability
- must be able to split elements
- max weight
- lifting
- Fastening
2.5 Availability for track inspection
2.6 Drainage
2.7 Track insulation
2.8 Min curve radius of crossing lane
2.9 Min track cant
Must be able to accomodate up to 180 mm cant
2.10 Fire resistance
3 Design loads
3.1 Level crossings for freigth terminals
min 125 ton axle load
3.2 Level crossings for heavy and normal traffic
Min 10 ton axle load
3.3 Level crossings for light traffic
3.4 Pedestrian level crossings
4 Construction
4.1 Geometrical requirements
- Min heigth of surface above rail top (20 mm?)
- Flange width
