The Ministry of Health in Panama is inviting bids for the construction and operation of a wastewater treatment plant in East Arraiján, the trunk system and its interconnections.

Panama Government Purchase 2016-0-12-0-15-LP-020185:

“Design, construction, operation and maintenance of a wastewater treatment plant in East Arraiján, the trunk system and its interconnections and operation and maintenance of sewer networks in Burunga and in Arraiján Cabecera.

A wastewater treatment plant must be designed and built in East Arraiján with the following goals:

-Conditioning of ground, power supply system, drainage, shade trees and landscaping and protection of PTAR property against floods.

-Offices for Directors of the UCP, Laboratory, Building for Maintenance and Operations Building for Management, Finance, Operations, Health, Safety and Environment, Building for Workshops, Parking and vehicular access.

Treatment Capacity:

-the Plant must be designed to treat at least one contaminant load of 11,352 kg / BOD5 / D and 2,270 kg of NH3-N / D. The effluent quality must meet the technical regulations DGNTI-COPANIT 35-2000. 

-the Plant must be built to treat at least one pollutant load of 6.991 KG / BOD5 / D and  1.398 kg of NH3-N / d. The effluent quality must meet the technical regulations DGNTI-COPANIT 35-2000. 

Hydraulic Capacity:

-In terms of design, at least average flow of wastewater 1.00 M³ / S, with a maximum of 1.22 M3 / S.

-In terms of Construction, average flow of wastewater of at least 0.62 M³ / S, with a maximum of 0.77 M3 / S.

Quality and quantity of sludge:

The design of sludge treatment facilities must comply with the technical regulations DGNTI-COPANIT 47-2000, CLASS I, for use as an agricultural fertilizer. or 

-After sludge dehydration must contain at least 25% total solids.

Odor control:

As a minimum, pumping stations, bars, sand removal, treatment and sludge dewatering should be covered and connected to odor treatment system. 

-Dilution Threshold: A measure of the number of dilutions needed to make environmental odors undetectable. The dilution threshold (D / T for short) is the product of the following calculation, D / T = Volume of Air Filtered by the Coal / Volume of Ambient Air with Smell. This should be a maximum of 7 D / T at the PTAR property boundary.”

Reference value:  $143.862.096

The deadline for receipt of bids is March 2, 2016.

See Tender