Prior Information Notice for the Sucre III Water Conveyance System, Lot 3: Tunnels, bridges and aqueducts. The conveyance system has a total length of 10.34 km, and consists roughly of the following main components:

• Three tunnels with a total length of 7,754 m (Fisculco tunnel: 5.484 km; Aritu Mayu tunnel: 0.21 km; Punilla tunnel: 2.06 km) with a main horseshoe-shaped tunnel section of 10 m2.
• Interconnections between Fisculco – Aritu Mayu and Aritu Mayu – Punilla tunnels, consisting of an embankment (of 103 m crown length made up of tunnel extracted materials) and a post-tensioned concrete bridge aqueduct (with a total length of 157 m + 56 m of accesses) respectively.
• Main pipeline conveyance made up of following stretches:
  •  8.15 km Fiberglass Reinforced Plastic (GRP) pipe, ø = 1,200 mm, free surface flow (the pipeline will be installed inside the completed tunnels and on top of the interconnection structures)
  • 0.85 km High Density Polyethylene (HDPE) buried pipe, ø = 1,200 mm, free surface flow
  •  1.22 km GRP pipe, ø = 900 mm (Santa Catalina Pressure Pipe)  

The conveyance system is designed for a maximum flow capacity of 1,200 l/s, which corresponds to the water demand for Sucre in the year 2050.

The estimated contract value for Lot 3 works is equivalent to EUR 33 million. Estimated date of publication of procurement notice: Third or Fourth Quarter of 2020. For further information click here (English) and/or here (Spanish).  20/20.

Notice to tender, deadline 03/08/2021,  for the construction of the Sucre III Water Conveyance System (Lot 3). The conveyance system has a total length of 10.34 km, and consists roughly of the following main components: 

• Three tunnels with a total length of 7,754 m (Fisculco tunnel: 5.484 km; Aritu Mayu tunnel: 0.21 km; Punilla tunnel: 2.06 km) with a main horseshoe-shaped tunnel section of 10 m2. 
• Interconnections between Fisculco – Aritu Mayu and Aritu Mayu – Punilla tunnels, consisting of an embankment (of 103 m crown length made up of tunnel extracted materials) and a post-tensioned concrete bridge aqueduct (with a total length of 157 m + 56 m of accesses) respectively. 
• Main pipeline conveyance made up of following stretches: 
• 8.15 km Fiberglass Reinforced Plastic (GRP) pipe, ø = 1,200 mm, free surface flow (the pipeline will be installed inside the completed tunnels and on top of the interconnection structures) 
• 0.85 km High Density Polyethylene (HDPE) buried pipe, ø = 1,200 mm, free surface flow 
• 1.22 km GRP pipe, ø = 900 mm (Santa Catalina Pressure Pipe)    

A site visit is scheduled on 29/06/2021 at 08:00 AM. Following the site visit, a Pre-bid meeting  will take place on 30/06/2021 at 02:00 PM.  Participation in the site visit is mandatory. Prospective Bidders who do not participate in the pre-scheduled visit shall undertake it on their own.  

Value of the contract is EUR 32.82 million. Contact ELAPAS (Empresa Local de Agua Potable y Alcantarillado Sucre), attn Eng. Willheim Pierola , tel 591 (4) 645-5211,  email sucre3@elapas.com.bo.  For further information click here (English) and/or here (Spanish) and visit https://www.infosicoes.com/. Cuce .n 21-0802-00-1141935-1-1,  Ref.n. BMZ-Nr. 2009 65 608. 24/21.