Selection Criteria

Cutters

DH Machine

DH-FS Machine

DH-L Machine

DH-U Curved Machine

DT Machine

BM EPB Segmental 

Slurry Pumps

Guidance Systems

Jacking Systems

Rasa Island

Thrust Reducer

Jacking Layout

Treatment Systems

Beachwalk Project

Microtunneling, Inc. are exclusive agents in North and South America for Rasa 

MTBM, TBM, EPB, Slurry Shields, and Segment Shields.

Translate

Nagano Osuzo Jacking System

 

Osubey

Hydraulic Jacking System

Nagano Osubey Drawing 1

Nagano Osubey Drawing 2

Nagano Osubey Drawing 3

Major Dimensions (Unit: mm)
Jack Type Pipe ID  Number of Jacks A B C D E

100T

ID 600

2

1650

4900

210 1415

150

ID 700
ID 800

4

1880 270
ID 900
ID 1000 2020
ID 1100

150T

ID 900

4

2110

5000

300 1450 150
ID 1000
ID 1100

2310

ID 1200
ID 1350

6

2560

5100

450

ID 1500
Propulsion System Design Jack Oshimoto
Type

TS-10/520-300

TS-15/521-300

Thrust (KN) 1000 1500
Stroke (mm) 3000 3000
Maximum Design Pressure (MPa) Press 52 52.1
Argument 14 14
Required Amt. of Oil (liter) 72 101
At least enable the pilot (mm) 58.6 87.5
Weight (kg) 1265 1560

Contact Timothy Coss, President, Microtunneling, Inc.

timcoss@microtunneling.com

Phone +1 303-444-2650

Fax     +1 303-444-0889

Copy right Oil Machinery Co., Ltd. Nagano Since 1967