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© Geobrugg Gruppe, CH-8590 Romanshorn, Switzerland
Maintenance manual RXE, GBE / 09
CONTENTS
1
HAZARD NOTES ................................................................................................................ 7
2
LIFESPAN .......................................................................................................................... 8
2.1
Lifespan of the components in general ....................................................................................................... 8
2.1.1
Individual parts ................................................................................................................................................. 8
2.1.2
Assemblies ....................................................................................................................................................... 8
2.1.3
Safety factors ................................................................................................................................................... 8
3
INSPECTIONS ................................................................................................................... 9
3.1
Regular inspections ....................................................................................................................................... 9
3.1.1
Interval for regular inspections ......................................................................................................................... 9
3.1.2
Minimum number of inspections ...................................................................................................................... 9
3.2
Inspection following incidents ..................................................................................................................... 9
3.3
Accessibility ................................................................................................................................................... 9
4
CRITERIA FOR REPAIR AND REPLACEMENT ................................................................. 10
4.1
Debris in the barrier ..................................................................................................................................... 10
4.2
Remaining usable height following an incident ....................................................................................... 10
4.3
U-brake .......................................................................................................................................................... 10
4.4
Meshes and nets .......................................................................................................................................... 10
4.4.1
TECCO ........................................................................................................................................................... 10
4.4.2
SPIDER .......................................................................................................................................................... 10
4.4.3
ROCCO .......................................................................................................................................................... 10
4.4.4
Wire mesh ...................................................................................................................................................... 11
4.5
Ropes as per the rope assembling drawings ........................................................................................... 11
4.5.1
Corrosion ........................................................................................................................................................ 11
4.5.2
Mechanical damage ....................................................................................................................................... 11
4.6
Posts ............................................................................................................................................................. 11
4.7
Hinge bolt between post and base plate ................................................................................................... 11
4.8
Base plate ..................................................................................................................................................... 11
4.9
Rod anchor of the base plate or post foot ................................................................................................ 11
4.10
Spiral rope anchor ....................................................................................................................................... 11
5
CLEARING THE BARRIER ............................................................................................... 12
5.1
Breaking stones down ................................................................................................................................. 12
6
TOOLS FOR SERVICING ROCKFALL BARRIERS ............................................................. 14
7
USE OF WIRE ROPE CLIPS .............................................................................................. 15
