Construction of the Improvement and Expansion of the Drinking Water System for the City of Guácimo, Limón, Costa Rica

Requested Services:

• Three DN300 outlet pipes will be installed at the source of La Angelina, each with its respective shut-off valve of the same diameter. The distribution of these pipes is as follows: an existing DN300 HF pipe to the La Angelina tank, an existing DN300 PVC pipe to the Selva and La Cabaña tanks (1) and (3), and a new DN300 HD pipe that will be installed on a direct route to the new Calle Bosque and TQG tanks.
• The existing pipes and valves will be replaced due to wear due to corrosion and connected to a new collection tank. To utilize the excess water from the La Roca 7B intake, water from both sources (7A and 7B) will be collected in a collection tank that will be connected to the existing DN300 PVC pipe leading to the La Roca tank.
• Construction of a supply line from the La Angelina Spring to the Calle Bosque tank and the slope break tank, with a length of 7.78 km.
• Construction of the 3.13 km long water supply line from the break-gradient tank to the Guaira tank.
• Construction of the water supply line from the La Roca Spring, passing through the La Angelina tank to the La Roca tank, with a total length of 540 m, of which 166.5 m will be laid with new DN 250 mm HDPE pipe.
• Construction of the La Roca storage tank with a capacity of 750 m3.
• Construction of the La Selva storage tank with a capacity of 700 m3.
• Demolition of the La Cabaña 2 storage tank and construction of a new La Cabaña 3 storage tank with a capacity of 356 m3.
• Construction of the Calle Bosque storage tank with a capacity of 900 m3 and a break-gradient tank of 11.2 m3.
• Supply and installation of a Guaira vitrified steel tank with a storage capacity of 2,300 m3, which will have the necessary accessories and connections for proper operation and functioning.
• Improvements to the Angelina Tank equipment are required, including the adjustment of accessories and the addition of macro-measurement, automation, and telemetry equipment.
• Improvements to the distribution networks in the areas served by the following tanks: La Roca tank; La Selva tank; Cabaña 1 and 3 tank; Calle Bosque tank; Guaira and La Angelina tanks.