Brazil's Pernambuco state water company Compesa has launched three tenders valued at 58.8mn reais (US$32.6mn) for work related to water and sanitation infrastructure in the cities of Ipojuca, Surubim and Igarassu.
The largest tender, budgeted at 50mn reais, is for work on the Engenho Maranhão dam on the Ipojuca river.
The project will involve laying 35,500m3 of roller-compacted concrete and 6,000m3 of regular concrete as well as the excavation of at least 12,000m3 of rock.
Interested parties should submit offers on December 21 and the winning contractor will have 24 months to complete work, according to a procurement notice on the company website.
Compesa also began a 6.33mn-real tender to implement a management and control system for the Jucazinho water supply system in the city of Surubim.
The company aims to implement automation, remote control and telemetering facilities, to improve the operational control of its systems.
Interested companies or consortiums with up to three companies should submit bids on December 22. The awardee will have 18 months to finish work.
Finally, Compesa has called bids for a six-month project budgeted at 2.42mn reais in the city of Igarassu.
Besides construction works, it involves installing a new 3,825kVA electrical substation to replace the current 2,045kVA substation in compliance with current electrical standards.
Proposals are due on December 12, according to the company website.