25.10.2014 Views

Reference List for Tunnel Construction - NORDSEETAUCHER GmbH

Reference List for Tunnel Construction - NORDSEETAUCHER GmbH

Reference List for Tunnel Construction - NORDSEETAUCHER GmbH

SHOW MORE
SHOW LESS

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

<strong>NORDSEETAUCHER</strong> <strong>GmbH</strong> 北 海 潜 水 员 公 司<br />

Hyperbaric <strong>Tunnel</strong> <strong>Construction</strong> and Diving ®<br />

®<br />

高 压 隧 道 作 业 与 潜 水<br />

Requirements <strong>for</strong> Work in Compressed Air and Mixed Gas<br />

Operation Pressure 0.7 – 3.0 bar<br />

Intervention<br />

Method<br />

Required<br />

Equipment<br />

on the TBM<br />

Required<br />

Equipment<br />

<strong>for</strong> Hyperbaric<br />

Works<br />

Required<br />

Personal<br />

Requirement at<br />

the Excavation<br />

Chamber<br />

Breathing Gas:<br />

Compressed Air<br />

Work Method:<br />

Technician in<br />

Compressed Air<br />

Divers in Bentonite<br />

Minimum<br />

1 Air Lock<br />

equipped according<br />

to Compressed Air<br />

Regulation device<br />

with<br />

O 2 Decompression<br />

Excavation<br />

Chamber with<br />

double compressed<br />

air supply lines <strong>for</strong><br />

safety reasons<br />

Compressed Air<br />

Breathing System<br />

<strong>for</strong> welding and<br />

cutting<br />

DN 300 mm<br />

Penetration<br />

Flanges <strong>for</strong><br />

diver/technician<br />

breathing gas,<br />

monitoring, HP-<br />

Water and<br />

Hydraulic supply<br />

On the TBM:<br />

Front Gate &<br />

independent<br />

regulation tank to<br />

regulate the<br />

excavation<br />

chamber pressure<br />

during compressed<br />

air work<br />

Video Monitoring<br />

System<br />

At the Surface:<br />

Compressed Air<br />

Station inclusive<br />

air cooler and air<br />

filter<br />

Compressed Air<br />

Supervisor<br />

Compressed Air<br />

Team:<br />

1 Shift Supervisor<br />

2 trained<br />

Technicians<br />

changing the tools<br />

1 trained<br />

Technician in<br />

charge of material<br />

handling and<br />

service<br />

Surface Team:<br />

1 Lock Attendant<br />

(chamber operator)<br />

2 Service<br />

Technicians<br />

Max. working time<br />

in compressed air<br />

0,7 bar = > 4:00 hrs<br />

to<br />

3,0 bar = 2:45 hrs<br />

_______<br />

Hyperbaric<br />

Doctor<br />

Necessary to lower<br />

the level of<br />

Bentonite under the<br />

location of the<br />

tools to be<br />

changed,<br />

to have free access<br />

to the excavation<br />

chamber<br />

Medical Advisor<br />

Nordseetaucher <strong>GmbH</strong>, Bramkampweg 9, D-22949 Ammersbek, Germany; Tel. +49 4102 23180, Fax +49 4102 231820, Mobile +49 172 4300598<br />

E-mail: info@nordseetaucher.de; Internet: www.nordseetaucher.de

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!