CanadaBuys #5000095016

Great Lakes scientific diving, intake maintenance, and aquatic sampling services

Environment and Climate Change Canada is seeking scientific diving and aquatic fieldwork services to maintain Great Lakes water-quality monitoring stations and collect samples. - Government buyer: Environment and Climate Change Canada (ECCC), Freshwater Quality Monitoring Division (FQMD), Procurement Operations - East. The procurement lists Joel Ruzindana as a contact. - Scope and service quantities: - Annual intake maintenance and cleaning at six Great Lakes connecting-channel monitoring stations (quantity: 6); site details identify Niagara River, Niagara-on-the-Lake Lighthouse, Wolfe Island, Port Lambton, Detroit River, and St. Marys River. The site appendix says Point Edward requires no diving. - As-needed underwater repairs at the six connecting-channel stations (quantity: 6), potentially including pump or line replacement, platform or frame repositioning, and intake-line installation. - Aquatic sampling at 31 sites/depth combinations: Lake Erie at Tecumseh, Rock, and Port Colborne (3 sites, 4 depths each); Lake Ontario at Humber, Oakville, Scarborough, and Coburg (4 sites, 4 depths each); and Lake Huron at Point Clark (1 site, 3 depths). - As-needed equipment recovery at Lake Erie or Lake Ontario nearshore sites (quantity: 2; approximately 3–12 m depths). - One-time removal of the Thames River mouth station’s intake pump, line, and associated submerged equipment (quantity: 1). - Sampling work: Collect algae/Cladophora, mussel, and near-bottom water samples as specified; take three 0.15 m² quadrat samples where required; collect algae outside quadrats for nutrient analysis; photograph quadrats; and record substrate and lakebed coverage. Sampling is described for July and August. The Point Clark 3 m sampling description is inconsistent across the site materials about whether mussels are included. - Important requirements: Contractors provide appropriately qualified scientific divers with current DCBC certification and medical clearance, and must follow applicable diving standards. A suitable support vessel is required for specified work; some tasks require a hoist rated to lift up to 800 lb (363 kg). ECCC supplies sampling and maintenance components. - OEM named: Grundfos, identified in the site information as the maker of well pumps at the St. Marys River station. No products, part numbers, or product purchase quantities are requested; no diving-service vendor is named.

Description

Environment and Climate Change Canada requires scientific diving services for routine annual maintenance, unscheduled maintenance, and cleaning of water intakes at six water quality monitoring stations in the connecting waterways of the Great Lakes. The work is to be performed in Ontario (except the National Capital Region). The solicitation states a two-month contract duration and no security requirements. Bids are evaluated based on the highest combined rating of technical merit and price.

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