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STEP project Abu Dhabi sewer project T02-T03

Location icon Abu Dhabi - United Arab Emirates, United Arab Emirates
The STEP project involves construction of 41m of a deep sewer tunnel, 43km of supply tunnels, which will be smaller in diameter to transport the sewage to the treatment plants, and an underground pumping station at Al Wathba with a pumping capacity of 30m³ per second. The tunnel will start at a depth of 27m underground and reach a depth of 100m towards Al Wathba
Mapei UTT provided foaming-agents, slurries for TBM, admixtures for back-fill grouting and the product MAPECOAT W SP for the final coating.
2 EPB TBMs Herrenknecht (diameter 7 m) plus 3 EPB TBMs Herrenknecht (diameter 6.3m )m.
The 5 TBM of Impregilo completed the 2 contracts T02 and T03 , total lenght 25 Km.
Ref #: 0
Category:

Construction

Location Abu Dhabi - United Arab Emirates, United Arab Emirates
Subcategory
Built in 2011
Opened in 2014
Application Type
Client ADSSC- Abu Dhabi Sewerage Service Company
Contractor company IMPREGILO

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Product used for the project

MAPEBLOX PKG
MAPEBLOX PKG
Packing grease for mechanized tunnelling with TBM
MAPEBLOX T S
MAPEBLOX T S
Tail sealant for mechanized tunneling with TBM Product sold only by Mapei…
MAPEGROUT COMPACT
MAPEGROUT COMPACT
Pre-mixed injecting grout characterized by great resistance to wash-out and…
MAPEGROUT GUNITE
MAPEGROUT GUNITE
One-component pre-packed multi-purpose non-accelerated cementitious mortar…
MAPEQUICK AFK 888
MAPEQUICK AFK 888
Alkali-free accelerator for shotcrete Where to use • Securing surfaces during…
MAPEQUICK CBS SYSTEM 1
MAPEQUICK CBS SYSTEM 1
Liquid retarding admixture with plasticizing effect for cementitious-based…
MAPEQUICK CBS SYSTEM 2
MAPEQUICK CBS SYSTEM 2
MAPEQUICK CBS SYSTEM 2
POLYFOAMER FP
POLYFOAMER FP
High performance liquid foaming agent, based on biodegradable anionic…
POLYFOAMER FP/LL
POLYFOAMER FP/LL
Liquid foaming agent based on biodegradable anionic surfactants combined with a…
RESFOAM 1K-M
RESFOAM 1K-M
One-component, ultra-fluid polyurethane resin applied by injection for…