Mapei UTT supplied the products MAPECOAT W SP for the concrete segment protection.
The product proved to be resistant to the abrasion caused by the brushes of scrubbing machines; the passage of the TBM tail brushes does not cause any damage
MAPECOAT W SP has been used in other projects as :
SINGAPORE METRO LINE
STEP PROJECT, Abu Dhabi
ABU HAMOUR project, Qatar
DOHA METRO RED LINE NORTH UNDERGROUND, Qatar