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Mempex - Model MNB-125 -Heavy-Duty Unit for Installation and Replacement of Large Pipes
Hydraulic trenchless piercing unit with full steering capability and a pulling force of 125 tons. MNB-125 is capable of installing pipes as large as 500 mm in diameter at the distances of up to 150 m. MNB-125 is also used for trenchless replacement of old pipelines up to 600 mm in diameter by means of static pipe bursting.
The MNB-125 heavy-duty rod pusher is designed for tasks that require a large pulling force. It is perfect for directional underground piercing and pipe-pulling under roads, railway tracks and other obstacles, in particular at large distances. MNB-125 is used for installing new pipes and for replacing old pipes made of cast iron, ductile iron, concrete, ceramics and other materials.
- Hydraulics in impact-resistant casing for improved safety
- Automated rod feeding system
- Modular shoring system for depths up to 4,5 m
- from the pit in the collapsible formwork.
No bentonite mixtures required.
Soil types: up to and including the 3rd category.
Drilling parameters:
- Pipe-jacking length: 100 - 150 m*.
- Maximal diameters of pipes to be laid: 500 mm
- Personnel required for works: 4 persons.
Worn pipeline replacement parameters:
- New pipeline maximal diameter**: 500 mm.
- Minimal old pipeline diameter: 100 mm.
- Average length of a pipeline to be replaced: 200 m.
- Personnel required for works: 4 persons.
Pipeline types:
- Water and sewerage
- Gas
- Conduits for cables used for various purposes
Replaced pipeline material:
- Cast iron
- Reinforced concrete
- Ceramics
- Asbestos
- Steel
New pipeline material:
- Polyethylene
- Steel