Client : E company @ Site : Nishiki-cho Yamaguchi
Layer : Metamorphic rock Method : Dirt pressure method
Compressive strength : From 400 to 800kg per scm
(Max. 20,000kg per scm)
Duration of service

Operating time
:

:
From April 13, 2000 to May 2, 2000
175 hours, 7 hours a day for 25 days
Digging distance : 114m(3m per day) Revolution : Average 6rpm
Thrust power : Average 30 ton      



Client : H construction company
Layer : sand and viscous sand gravel
Operating time : 84 hours, 4 hours a day for 21 days
Thrust force of machine : Approx. 12 to 13 ton
Digging diameter : 257 mm
Site : Matsuyama-city Ehime
Method : Dirt pressure method
Digging distance : Total 180m, 60m by 3 spans
Revolution : 15rpm
Cutter : 200E head



Site : Yao-city Osaka @ Digging diameter : 800HP
Layer : sand and silt   Method : High-density slurry pipe jacking method
Digging distance : 84m by 1 span   Operating time : Approx. 90 hours
Revolution : 10.9rpm   Thrust force : Max. 160 ton
Cutter : knockdown type spoke head        



Client : W company @ Site : Miwa-cho Asakura-gun Fukuoka
Layer : sand gravel (Maximum gravel diameter 150mm)   Method : Dirt pressure method Dirt pressure method
Digging diameter :

300H

  Operating time : 63 hours
Digging distance : 26m   Revolution : Average 10rpm
Thrust force : Average 13.0 ton (Max. 23.5 ton)   Cutter :

180mm diameter and 115mm length D/C 2 units
90mm diameter Two-cone D/C for center 1 unit

Sales division of HANNANTEX Co., Ltd.
Phone: 0729-37-8070 Fax: 0729-37-8451