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Milton Precast Concrete Retaining Wall Lifting Instructions
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- 3/7/2010
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Milton Precast Concrete Retaining Wall Lifting Instructions
This equipment has been designed and tested to be used with Milton retaining Wall Units only.
Contents
Section one Retaining Wall Detail
Section two Lifting Equipment detail
Section three Unloading Retaining Wall Units on site.
3.1 Location of lifting pins into Retaining Wall Units
3.2 Unloading Retaining Wall Units
Section Four Turning Retaining Wall Units and manoeuvering
Section one Retaining Wall Detail
Toe Filler Unit
Straps and Cleats
Wall
Toe
1
A completely new range to make Wall Units easier to use. Both faces of the unit are vertical and there are only two
thicknesses of wall for the complete range.
Height Approx. Weight (t) Width (m)
1.0 0.47 1.0
1.5 0.62 1.0
2.0 1.35 1.0
2.5 1.81 1.0
3.0 2.04 1.0
Accessories
Corner filler unit with straps and cleats
Lifting and handling equipment
Dimensions
Size a b c d e Chamfer
1.0 120 650 1000 400 - 135x135
1.5 120 650 1500 400 - 135x135
2.0 190 1000 2000 500 - 175x175
2.5 190 1500 2500 500 650 175x175
3.0 190 1500 3000 500 650 175x175
Milton Retaining Wall Units are manufactured from C50 concrete with 30mm nominal cover to reinforcement.
They can be used in very severe exposure conditions as defined in BS 8110 Pt1 and severe exposure conditions as
defined in BS 5400 Pt4. Stock units are suitable for loading from either side, with maximum loading from a level
fill with a density of 19kNm³ and 10kN/m² live load surcharge or sloped up at max. 30° to an equivalent height to
the wall. A qualified engineer should check the foundation and wall stability.
2
Section Two Lifting Equipment
Detail of Lifting devices.
Two 1.8 Meter Length
8mm Chain Slings
Two Lifting Pin
Assemblies. Two Coupling
Links Master Link
The Complete set of Milton Retaining Wall Lifting Equipment
Lifting Pin Assembly
3
Master Link
Coupling Link
Metal Tag Containing Safe Working load
per chain sling and unique serial number.
This data will also be found on the test
certificate supplied with each set of lifting
equipment.
Safety Link Pin
4
Section Three Unloading Retaining Wall Units on Site.
Caution: It will be necessary to work at height to unload Retaining Wall Units from the delivery vehicle.
Section 3.1 Location of Lifting Pins into Retaining Wall Units
Remove Safety Link Pin Remove Sleeve Collar
from Solid Lifting Pin
Insert Solid Lifting Pin into Upper Solid Lifting Pin is pushed through the
Lifting hole on Outside of the Toe wall and out the other side. Ensure
Retaining wall Toe that the Sleeve Collar is always on the
inside of each unit.
5
Push Sleeve Collar onto the free Insert Safety Link Pin
end of the Solid Lifting Pin into Solid Lifting pin.
Repeat this operation on an upper pin hole of the Wall, so that the chain slings are connected to the Retaining Wall
by the Toe and wall.
Section 3.2 Unloading Retaining Wall Units
Once the Chain Slings are both connected, perform a test
lift to ensure that the Retaining Wall is being lifted level.
6
Section Four Turning Retaining Wall Units and Manoeuvering.
Remove Lifting Pin Assemblies from
the Wall and Toe and repeat the At no time during the turning process
process, inserting the lifting Pin should the Retaining Wall Unit leave
Assemblies into the top-most holes of the ground. This will prevent the Unit
the Wall as above. from swinging.
Both pins must be used, never lift with
one pin only
Sleeve Collars and Safety
Pins to inside of the unit.
The Units are now ready for
maneuvering into position.
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