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Ships owned / Hydraulic hammers

Yutaka No. 1

• [Crane specifications] Ship specifications (PDF)


• [Crane specifications] 1,710 t capacity detailed diagram (PDF)


• [Pile driving leader] Ship specifications (PDF)


• [Grab bucket specifications] Ship specifications (PDF)


• [Grab bucket specifications] 45 m3 bucket specifications (PDF)


• [Grab bucket specifications] 20 m3 bucket specifications (PDF)

Yutaka No. 2

• [Crane specifications] Ship specifications (PDF)


• [Bucket specifications] Hydraulic bucket specifications (PDF)

Yutaka No. 3

• [Crane specifications] Ship specifications (PDF)

Yutaka No. 6

• [Crane specifications] Ship specifications (PDF)


• [Ferry barge] Specifications (PDF)

Yutaka No. 7

• [Crane specifications] 200 t capacity specifications (PDF)


• [Ferry barge] Specifications (PDF)

Yutaka No. 8

• [Crane specifications] 300 t capacity specifications (PDF)


• [Ferry barge] Specifications (PDF)

Yutaka No. 27

• Ship specifications (PDF)

Yutaka No. 36

• Ship specifications (PDF)

Yutaka No. 10

• [Specifications] Ship specifications (PDF)


• [Bucket specifications] Ship specifications (PDF)


• [Breaker specifications] Ship specifications (PDF)


• [Ripper specifications] Ship specifications (PDF)


• [Clamshell bucket specifications] Ship specifications (PDF)


• [Clamshell bucket specifications] Hydraulic bucket specifications (PDF)

Terumaru No. 1

• Ship specifications (PDF)

Terumaru No. 27

• Ship specifications (PDF)

Yutaka No. 72

• Ship specifications (PDF)

IHC hydraulic hammer

• S-800（PDF）


• S-500（PDF）


• S-280（PDF）


• S-200（PDF）


• S-90（PDF）


• S-70（PDF）


• Catalog（PDF）

PTC hydraulic vibro hammer

• PTC175HDRK（PDF）


• PTC100HDRK（PDF）


• PTC15HFVA（PDF）


• Catalog（PDF）

Full-rotation all-casing excavator

• HCR240TN-2000（PDF）

Tsuna Recycling Plant

• Construction waste processing application (XLSX)


• Construction waste processing contracting agreement (for collection and transport) (XLS)


• Construction waste processing contracting agreement (for disposal) (XLS)


• Change to contracting agreement (DOC)


• SDS 2024 New As compounds (PDF)


• SDS 2024 Recycled As compounds (PDF)


• SDS 2021 Modified As compounds (PDF)

Minamiawaji Recycling Center

• Waste disposal and recycled materials purchasing application (XLS)


• Construction waste processing contracting agreement (for disposal) (XLS)


• Construction waste processing contracting agreement (for collection and transport) (XLS)


• Change to contracting agreement (DOC)


• Surplus construction soil disposal contracting request (example included) (DOC)


• Surplus construction soil disposal site usage guide (PDF)


• Designated business processing flow (PDF)