CanadaBuys #CSC-2627-506

AAFC Cooling Tower Replacement at the London Research and Development Centre

Agriculture and Agri-Food Canada is seeking a contractor to replace a cooling tower at its London Research and Development Centre. - Government buyer and location - Agriculture and Agri-Food Canada (AAFC), through its Western Service Centre and London Research and Development Centre (LRDC). - Project site: LRDC, London, Ontario. The solicitation identifies Desta Kissack as the contact. - Primary OEM and requested equipment - EVAPCO is the specified manufacturer for one LSTA 10-181, two-cell forced-draft cooling tower. - Listed total capacity: 84.5 L/s (1,340 gpm); each cell has a 14.92 kW (20 hp), 575 V, three-phase, 60 Hz fan motor and an 8 kW basin heater. - Include a stainless-steel basin, spare fan-shaft bearings and belts, and 10 spare spray nozzles. The inlet motorized damper actuator must not extend into the airflow. - Construction and related work - Remove the existing south cooling tower, install and connect the replacement, and complete related condenser-water, chemical-treatment, and makeup-water piping work. Reuse or reinstall existing access components and the sump pump where specified. - Electrical scope includes a new weatherproof control cabinet and VFDs supplied by the mechanical contractor, circuit and control modifications, two NEMA 3R disconnect switches identified in the drawings, a weatherproof 120 V/20 A GFCI duplex receptacle, and a 1,000 W/208 V block heater. Other electrical drawings identify separate disconnects for the two fans and two basin heaters. - Coordinate building automation and low-voltage controls with the existing Trane chiller, including simultaneous operation of both cooling-tower fans while the chiller is running. Existing circuits and motor-control-centre protection are to be reused where specified; drawings identify the existing south Klockner-Moeller motor control centre. - Named organizations and manufacturers - EVAPCO: specified cooling-tower OEM. - EXP Services Inc.: identified on the tender drawing package. - Trane: manufacturer of the existing chiller referenced for controls coordination; Klockner-Moeller: manufacturer identified for the existing motor control centre. - Notable requirements - Contractor personnel must be escorted while on AAFC premises and may not access protected or classified information or assets. - The tender identifies an optional site visit and requires bidders to use the specified tender documents and drawings for the complete scope.

Description

Agriculture and Agri-Food Canada requires a General Contractor to supply and install a cooling tower at the London Research and Development Centre in London, Ontario. The work includes replacement of the south cooling tower, with associated mechanical and electrical work described in the tender documents. The optional site visit is scheduled for October 15, 2026, and firms must obtain the tender specifications, plans, drawings, and other documents through the CanadaBuys service provider’s platform. The solicitation closes October 27, 2026; the stated selection criterion is lowest price.

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