1.
Crane Location
1.1
Foundation: The substructure for support must be adequately compacted and designed for the respective corner pressures (the respective corner pressures can be found in the crane data sheets, or we can send them to you).
1.2
Level Ground: The crane location must be level and show no height differences.
1.3
Support Dimensions: The support dimensions for the crane sizes can be found on the respective crane data sheet.
1.4
Site Condition: The construction site must be in the condition that was inspected by us or described by you. If there are any changes between the inspection/description and the assembly/disassembly day that could affect the execution of the order, these must be communicated to us in a timely manner. Any additional costs resulting from these changes will be charged separately.
1.5
Minimum Distances: The minimum distances to the excavation pit must be observed.
1.6
Power Lines: Pay attention to power lines within the crane's radius (they may need to be insulated or a working area limitation programmed).
1.7
Marking: The center of the crane and the crane location must be clearly marked by the client for our personnel.
1.8
Aviation Approvals: The renter is responsible for any necessary approvals from the aviation authority (aviation warning lights can be rented from CT).
2.
Crane Assembly/Disassembly
2.1
Access: The crane location must be accessible for a mobile crane or truck/auxiliary vehicle and designed for an axle load of 12 tons.
2.2
Road Closures: Necessary road closures or road usage permits must be announced or organized in a timely manner.
2.3
Compaction: The mobile crane location must be sufficiently compacted.
2.4
Manholes and Channels: Manholes and channels in the access/support area must be indicated, and if necessary, covered by the renter. Lawn grids and paving stones will be driven on at the renter’s risk/liability.
2.5
Clearing Snow/Ice: The renter is obliged to clear the access and assembly/disassembly area of snow and ice.
Power Supply
3.1
Connection Location: The power connection must be directly at the crane location for top slewing cranes and a maximum of 25 meters from the crane location for bottom slewing cranes.
3.2
Dedicated Power: No other devices should be secured via the crane connection.
3.3
Site Power Distributor: The site power distributor must be equipped with an FI with 300-500 mA. 30 mA is not suitable for crane operation.
3.3
Type B FI: For some crane types, an all-current sensitive FI (Type B) is required.