PROJECT SUMMARY

 Name : Metro Fortaleza

 Country : Brazil

 City : Fortaleza

 Year : 2019

 Diameter : 2x ɸ6,90m

 Construction Company : Sacyr

The construction of 12.4 kilometers of tunnel

Fortaleza Metro project carried out by Sacyr and AGIS, will consist of the construction of 12.4 kilometers of tunnel, of which 6 km will be executed by tunnel boring machine, such as 4 underground stations (Central Chico de Silva, Military College, Nunes Valente and Papicon).

The 6.92m diameter EPB TBM will go through different types of soil, from fine sand, clayey sand and basalt.

TNL18 has been involved in conditioning soil using the foaming agents ACTISOYL 100 and ACTISOYL 20W.

ACTISEAL PS1 tail seal grease has also been supplied for sealing the shield.

Product used
Foaming agent
ACTISOYL 100 ACTISOYL 20W
Tail Seal Grease
ACTISEAL PS1
Services
Accompaniement
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