
2
Illustration of the “snorkel effect” principle
Preparing the foundation pit base
Possible situations for the foundation pit base
Installation of the underground distribution system
Alignment of supply and discharge lines
Installing the circumferential joint tape
Constructing the surrounding surface
Backfilling the foundation pit
Constructing the top layer (in the vehicle traffic area)
Handling paveable swivel covers
Opening the swivel cover locking flap
Opening the swivel cover locking bolt
Opening the swivel cover completely
Using the step protection cover (optional)
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