SEWERAGE & ROAD WORKS

Al Ain Asset Enhancement Scheme

Contract O1537

Client : Abu Dhabi Sewerage Services Company
Consultant : Hyder Consulting Middle East Ltd.
Value : AED 761 Million
Duration : November 2010 to October 2012
Location : Al Ain

Construction of Trunk Sewer Network & TSE Infrastructure - Part 2.

The Al Ain Asset Enhancement Scheme is intended to address a mixture of strategic and conceptual needs. AES is being implemented in parallel with other components of the Capital Investment Program (CIP).

The contract includes:

The construction of a new deep interceptor trunk sewer from the existing Mezyad trunk sewer in the center of Al Ain City to a new WWTW at Al Hamah. It is noted that approximately 53 km in length needed to be constructed by micro tunneling.

The construction of a new TSE pumping station at Al Hamah WWTW and an Intermediate TSE Pumping Station with 2

reservoirs and chlorination facilities. Each of the pumping stations has a capacity of approximately 2200L/s.

Construction of twin pumping mains of approximately 42.3 km trench length, from the TSE pumping station at Al Hamah to the Intermediate Pumping Station and from the Intermediate pumping station to the existing pumping station at M10.

The scope of the work is divided into two packages, noting that package 2 has been awarded to NBHH on 11th October 2010 with a completion date and handing over set for the 10th October 2012.

SCOPE OF WORKS

• 23 km of sewerage gravity lines. Various pipes diameters 1000 mm, 1200 mm, 1400 mm, 1600 mm and 1800 mm. 10 km constructed by open cut method and 13 km by micro tunnelling. Invert depth varies between 5 m and 19 m
• 6.5 km of gravity sewer lateral with different pipes diameters from 160 to 1000 mm extended from the existing pumping main with invert depth varying from 2 to 17 m
• Improvement of gravity sewer lines for PN8 with different diameters 160 mm to 500 mm diameter, with length of 1.5 km and invert depth from 5 to 10 m
• 4.3 km for the ‘T’ line and main sewerage lines Mazeed, and sewerage gravity line. Pipes diameters from 160 mm to 800 mm. Invert depth from 1 m to 9 m
• 258 manholes
• Pumping main sewer lines for treated sewerage water
• 1.8 km of pumping main sewer line treated water 1200 mm diameter from Zakher to M10
• 3.5 km of treated pumping main 1200mm diameter from the treated pumping station at Zakher to locate of the 1st branch
• 5.7 km of treated sewerage pumping main lines 800 mm dia. from the location of the 1st branch to the 2nd branch
• 2.6 km from pumping main lines for the treated water sewers of 600 mm diameter, from the location of the 2nd branch to M10
• 8 flow control valve chambers; 12 close out gate valve chambers; 27 air valve chambers; 25 washout chambers; 7 discharge chambers and number of flow meter chambers
• Demolition works: Emptying and demolishing of 6 existing pumping stations

---------------------------------------------------------

Construction of Roads and Infrastructure Works for Al Laim Neighborhood,
Al Foah area of Al Ain

Client : Aldar
Consultant : AECOM
Value : AED 688.9 Million
Duration : November 2022 to August 2024
Location : Al Ain

The project “Roads and Infrastructure Works for Al Laim Neighborhood, Al Foah Area in Al Ain region)” objective is to provide all Infrastructure disciplines such as, Roads, Storm Water, Street lighting, Sewerage and Potable Water network, Irrigation,  etc., for a new neighborhood of the existing Al Foah district of Al Ain Region for the proposed new plots. Al Laim Neighborhood is located within Al Foah area in the City of Al Ain, approximately 20km north-east from Al Ain Central District and 21.4km from Al Ain International Airport. he project boundary represents a total site area of 317 hectares and measures approximately 2400m & 1680m at its longest and widest points, respectively.

Al Laim Neighborhood is composed of mainly residential private villas, government housing plots in addition to government, community facilities and commercial plots.

SCOPE OF WORKS

• Roads
• Sewerage
• Potable Water
• Storm Water
• Street Lighting
• Power
• Landscaping,
• Irrigation

---------------------------------------------------------

Riyadh City North - Phase 7 B Infrastructure and Streetscape

T001012-2019-0215

Client : Aldar
Consultant : Parsons International
Value : AED 669 Million
Duration : November 2021 to November 2023
Location : Abu Dhabi

The object of the project is the construction of roads and infrastructure works for Phase 7 of Riyadh City North, Abu Dhabi. The works will include the construction of internal and external roads, lighting, potable water network, rainwater drainage systems, sewerage systems, fire-fighting systems, traffic control systems, irrigation networks, electricity grids, and Public Utilities.

SCOPE OF WORKS

The Project includes construction of infrastructure, Streetscapes for villas. The Brief summary is as follows:

• Site Clearance
• Sewer network (Line-19,818m, Manhole-142No’s)
• Storm water works (Line – 19415m, Inlet/catch basin- 2998 No’s, discharge pond)
• Road Works: – (Excavation – 584,950m3, Fill – 367,700m3, Subbase - 225,965 m3 Asphalt – 12,651 ton, Tiles – 833,830m2, Kerbstone – 472,720m)
• Street lighting works (Cables = 121,605m, Poles – 2383 No’s)
• Electrical works (Cables – 737,324m, feeder pillar- 561No’s, 22/0.4kv Distribution Substation – 76No’s)
• Water works (Line – 25,796m, Valve chambers-216 No’s, Fire hydrant – 164 No’s, house connections,)
• Gas Works - (Line – 313,622m, valves – 7348 No’s)
• Telecommunication works (JRC’s – 206 No’s, Ducts – 38,284m)
• Irrigation Works (Line 440,250m, Valves – 381 No’s, pumping station – 2 No’s)
• Landscaping Works (Hard & Soft landscaping works)
• Falcon Eye Network (Conduits – 225,382m)

---------------------------------------------------------

Riyadh City South - Phase 2 Infrastructure & Streetscape

T-001012-2019-0185

Client : Modon Properties
Consultant : ARCADIS
Value : AED 564.7 Million
Duration : March 2020 to May 2022
Location : Abu Dhabi

The Project includes for the construction for the infrastructure works and public realm to the the ROW for the Phase 2 development area. The total Site area for the project is 8,890,483.00 m2.

SCOPE OF WORKS

The Project includes construction of infrastructure, Streetscapes for villas. The Brief summary is as follows:

• This will include main Infrastructure such as Sewer Network is almost 86 km of uPVC & GRP pipes.
• Storm Water Network is almost 104 km of GRP pipes.
• Construction of approximately 112,559 m of HDPE potable water networks.
• Irrigation network within Phase 2 is approximately 78,756 m.
• Street lighting control cabinets and distribution boards.
• Gas distribution network.
• Construction of roadways consists of approximately 744,000 m2.
• Power Works.
• Telecommunication Networks.
• Public Realm Works.
• Landscape (hard and soft).
• Drainage Networks.
• Signage & Wayfinding etc.

---------------------------------------------------------