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SAIGON EAST - WEST
HIGHWAY PROJECT
JAPAN
Official Development Assistance
SOCIALIST REPUBLIC OF VIETNAM
HO CHI MINH CITY PEOPLE’S COMMITTEE
SOCIALIST REPUBLIC OF VIETNAM
SOCIALIST REPUBLIC OF VIETNAM
HO CHI MINH CITY PEOPLE
HO CHI MINH CITY PEOPLE
’
’
S COMMITTEE
S COMMITTEE
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CONTENTS
CONTENTS
1. OUTLINE OF THE SAIGON RIVER CROSSING TUNNEL
1. OUTLINE OF THE SAIGON RIVER CROSSING TUNNEL
2.CONSTRUCTION OF IMMERSED TUNNEL
2.CONSTRUCTION OF IMMERSED TUNNEL
2
2
-
-
1Casting Basin
1Casting Basin
2
2
-
-

2Construction of Immersed Tunnel Units
2Construction of Immersed Tunnel Units
2
2
-
-
3Dredging, Towing and Immersion
3Dredging, Towing and Immersion
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1
1
.
.
OUTLINE OF THE SAIGON RIVER CROSSING TUNNEL
OUTLINE OF THE SAIGON RIVER CROSSING TUNNEL
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PLAN & PROFILE OF THU THIEM TUNNEL
PLAN & PROFILE OF THU THIEM TUNNEL
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SOIL STRATA ALONG THE TUNNEL ALIGNMENT
SOIL STRATA ALONG THE TUNNEL ALIGNMENT
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CROSS SECTION OF IMMERSED TUNNEL
CROSS SECTION OF IMMERSED TUNNEL
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Cross section of Cut & Cover tunnel and Approaches
Cross section of Cut & Cover tunnel and Approaches
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2.
2.

CONSTRUCTION OF IMMERSED TUNNEL
CONSTRUCTION OF IMMERSED TUNNEL
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Construction Procedure
Towing
Outfitting
Fabrication of Units
CASTING BASIN
Casting Basin Construction
Inner work
Back filling
Immersion
Trench Dredging
CONSTRUCTION SITE
Foundation
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LOCATION OF CONSTRUCTION SITE
Immersion
Towing
Casting Basin
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2-1 Casting Basin
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General View of the Casting Basin
General View of the Casting Basin
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Cross Section of the Casting Basin
A - A
B - B
A

A
B
B
Detail of Fundation
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The Typical Case of Casting Basin
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2-2Construction of Immersed Tunnel Units
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Image of the Tunnel
Units Fabrication in
the Casting Basin
OR SHIP YARD
CASTING BASIN
IMMERSED TUNNEL UNIT
Layout of Units
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Unit Fabrication Construction Sequence
End Steel Shell
Casting Basin Foundation
End Steel Shell
Bottom Slab
Wall
Top Slab
Complete
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Typical Case of Fabrication Tunnel Units
Fabrication Steel Shell
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Fabrication Re-Bar

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Cast in Concrete
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Fabrication Tunnel Units
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Inside Work
Bulkhead
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2-3 Dredging, Towing and Immersion
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Trench Dredging and Foundation
Work Image
Trench Dredging
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Image of Towing
After First Outfitting
After Second outfitting
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