SCM工法 57期 A3 天地297ミリ×左右420ミリ

Shallow Soil Mixing

SCMMETHOD

Rotary Blender & Bucket Mixing

P100 100

100 100

90 90

90 90

80 80

80 80

70 70
60 60
50 50
40 40
30 30
20 2010 1070 70

4-2-35, Kudankita, Chiyoda-ku,Tokyo 102-8236 JAPANTEL. +813-3265-2506
FAX. +813-3230-1709
E-mail overseas@raito.co.jp
URL http://www.raito.co.jp

60 60
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30 30
6005PDF

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SCM工法 57期 A3 天地297ミリ×左右420ミリ

SurfaceCompact
MixingConcept
Powder Mixing
Hardening
Agent

Excavator

Rotary Blender

Slurry Mixing

SiloGenerator

Rotary BlenderLorryExcavator

Slurry Plant
Water
TankGroutPump

Construction Example

Shallow Soil Mixing Applicable to Various Site Conditions

Powder Mixing
to reinforce subgrade under embankment

Slurry Mixing
to prevent road settlement

Maximum Improvement Depth

SCM (Surface Compact Mixing) is a method to mechanically mix in-situ soil with cement
powder or slurry. SCM provides two different mixing equipments, Rotary Blender andRotary Blender

Bucket Mixing, to be selected depending on improvement objectives and depth. The unique

Bucket Mixing

SlurrySandy Soil

3.0ｍ
1.0ｍ

4.0ｍ※12.0ｍ

N ＜10
N ＜15

Cohesive Soil
※2

※1 Up to 7.0 m with attachment

mixing mechanism provides efficient, cost effective and quality improvement. Larger plantis not necessary. The mixing device can be attached to a local 0.7−1.0m3 excavator.

Applicable Soil

PowderN ＜5N ＜5
※2 SPT N value

Application
Slip failure or settlement prevention for embankment

Mat foundation of structures

Solidification and stabilization ofcontaminated ground.

Mixing Mechanism

Contaminants

IMPROVEMENTIMPROVEMENT

Settlement prevention for roadsubgrade

Foundation for heavy equipment

IMPROVEMENT

Liquefaction prevention
Non-liquefiable materials

IMPROVEMENT

Bucket Mixing Type

Rotary Blender Type

IMPROVEMENTUNDERGROUNDSTRUCTURE

SCM工法 57期 A3 天地297ミリ×左右420ミリ

SurfaceCompactMixing

Concept
Powder Mixing
HardeningAgent

Excavator

Rotary Blender

Slurry Mixing

SiloGenerator

Rotary Blender
Lorry

Excavator

Slurry Plant
Water
Tank

Grout
Pump

Construction Example

Shallow Soil Mixing Applicable to Various Site Conditions

Powder Mixing
to reinforce subgrade under embankment

Slurry Mixing
to prevent road settlement

Maximum Improvement Depth

SCM (Surface Compact Mixing) is a method to mechanically mix in-situ soil with cement
powder or slurry. SCM provides two different mixing equipments, Rotary Blender andRotary Blender

Bucket Mixing, to be selected depending on improvement objectives and depth. The unique

Bucket Mixing

SlurrySandy Soil

3.0ｍ
1.0ｍ

4.0ｍ※12.0ｍ

N ＜10
N ＜15

Cohesive Soil
※2

※1 Up to 7.0 m with attachment

mixing mechanism provides efficient, cost effective and quality improvement. Larger plantis not necessary. The mixing device can be attached to a local 0.7−1.0m3 excavator.

Applicable Soil

PowderN ＜5N ＜5
※2 SPT N value

Application
Slip failure or settlement prevention for embankment

Mat foundation of structures

Solidification and stabilization ofcontaminated ground.

Mixing Mechanism

Contaminants

IMPROVEMENTIMPROVEMENT

Settlement prevention for roadsubgrade

Foundation for heavy equipment

IMPROVEMENT

Liquefaction prevention
Non-liquefiable materials

IMPROVEMENT

Bucket Mixing Type

Rotary Blender Type

IMPROVEMENTUNDERGROUNDSTRUCTURE

SCM工法 57期 A3 天地297ミリ×左右420ミリ

Shallow Soil Mixing

SCM

METHOD

Rotary Blender & Bucket Mixing

P100 100

100 100

90 9090 9080 8080 80

70 7060 60
50 5040 4030 3020 20
10 10

70 70

4-2-35, Kudankita, Chiyoda-ku,Tokyo 102-8236 JAPANTEL. +813-3265-2506
FAX. +813-3230-1709
E-mail overseas@raito.co.jp
URL http://www.raito.co.jp

60 60
50 50
40 40
30 30
6005PDF

20 20
10 10