FASTCAST™ tunnelling and underground products - CMS

Buclock Tunnel Linings
Plastic Locking
Couplers
Quick Thread Bolts
Location Pins
Grout Holes
Bituminous Packing
Exploded view looking towards face
Materials
Concrete
The concrete mix design normally used provides for
a characteristic strength of 50N/mm 2 at 28 days.
All raw materials comply with current British and
European standards.
Manufacturing is carried out in accordance with the
requirements of our quality management system,
audited by the British Standards Institute (BSI) to
comply with BSEN ISO 9001:2000.
Manufacture
Caulking grooves and sealing grooves
All segments are cast with caulking grooves and
sealing grooves to suit Bucseal hydrophilic strip on
the circumferential and longitudinal sides.
Grout/Lifting holes and plugs
Each segment has one 50mm nominal diameter
coarse threaded plastic lifting/grout socket, complete
with threaded plastic grout plugs to facilitate fast
and safe machine erection. Non return valves are
provided.
Dimensions Segments Vol. Wt. Wt.
per ring per ring per ring per seg.
Int. dia. Ext. dia. Width
metres metres Metres I O T K m 3 tonnes kg
1.20 1.42 0.61 1 4 - - 0.274 0.67 140
1.52 1.77 0.61 1 2 2 1 0.394 0.95 190
1.68 1.93 0.61 1 2 2 1 0.432 1.04 208
1.83 2.08 0.61 1 2 2 1 0.468 1.12 225
1.96 2.21 0.61 1 2 2 1 0.500 1.20 240
2.13 2.43 0.61 1 2 2 1 0.655 1.57 315
2.44 2.74 0.61 1 2 2 1 0.745 1.79 357
Smoothbore linings for larger sizes are provided with other connections, please contact our Technical Department for details.
Note: Buchan have a policy of continuous product development and reserve the right to change the specification without prior notice.
Tunnel and shaft linings An AMEC company
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