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Municipal/Environmental
Engineering |
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CCTA
engineers water supply and distribution systems, in
addition to stormwater and sanitary sewage collection
and wastewater treatment plants. Structural design of
foundations, bridges, dams, reservoirs, buildings and
retaining structures add to our services. From planning
and permits, through detailed design to construction
and monitoring, CCTA is well known and highly regarded.
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Resort Infrastructure Servicing: Camp Ramah (Skeleton
Lake, District of Muskoka, Township of Muskoka Lakes)
Wastewater Treatment System
CCTA designed a centralized potable drinking water system that met the stringent treatment requirements of Ontario Regulations 459/00 and 170/03 and drinking water quality criteria. The new system was designed and constructed during a single off-season period.
Features
- Raw water pumping station and water transmission main
- 1,100 cubic meters/day water treatment plant, comprising
chemically-assisted multi-media filtration, disinfection by
chlorination, and continuous on-line monitoring and alarming equipment
- New and modified water distribution
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Technical
analysis
Field
studies
Preliminary
and detailed design
Public
Agency consultations
Approvals
Tendering
Construction
inspection
Commissioning Performance
monitoring
Annual
evaluations and reports
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Wastewater Collection and Pumping Systems: Community of MacTier (District Municipality of Muskoka, Township of Georgian Bay)
Starting in 1997 with a door-to-door survey, CCTA determined that the Community of MacTier could no longer be adequately serviced with subsurface sewage disposal facilities. In conjunction with the local Health Unit, the Ministry of the Environment and an established Steering Committee, CCTA recommended that a municipal sewage collection and treatment system be constructed. CCTA directed the project through the Municipal Class EA process, completed the preliminary and final design of the collection and pumping systems, obtained OSTAR funding for the project and completed construction administration and supervision activities.
Features
- Approximately 5km of gravity sanitary sewers
- Approximately 2 km of low pressure sanitary sewers
- Two submersible duplex sewage pumping stations, one with a control building and emergency diesel generator set.
Construction of the $10 million sewage collection and pumping systems project is scheduled to be complete in 2006. |
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Wastewater Collection and Pumping Systems: Village of Brechin
The need for sewage servicing in the Village of Brechin has been identified since municipal water was implemented in 1978. Recent septic system surveys documented a significant number of septic systems are not functional, and there is evidence of sewage contamination in storm sewers and ditches. This situation is unacceptable because of health risks, and environmental contamination of Lake Simcoe.
A long-term sewage servicing plan was developed for Brechin and the adjacent communities of Lagoon City and the lakeshore areas. The first phase of the plan addresses the need to sewer Brechin and thus achieve immediate public health and environmental benefits.
CCTA directed the project through the Municipal Class EA process, completed the preliminary and final design of the collection and pumping systems, is presently pursuing COMRIF funding for the project and will undertake construction administration and supervision activities.
Features
- Gravity sewers throughout Brechin (4.2 km)
- Three lift stations
- Forcemain to the existing Lagoon City STP (5 km)
- At the Lagoon City STP:
- Third clarifier to achieve the plant’s rated capacity
- Effluent UV disinfection, to meet MOE specified effluent quality standards
- Two-stage aerobic digester
Estimated construction cost of the project is $6.8 million. |
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Wastewater Treatment Plant: The Town of The Blue
Mountains
The Town of The Blue Mountains needed to double the capacity
of its tertiary wastewater plant at Craigleith to service
its growing population in the ski capital of Ontario. With
senior employees having helped design and inspect construction
of the existing plant, CCTA was selected for the $8 million
expansion.
Features
- Tertiary wastewater plant expansion from a nominal capacity
of 7,500 persons to 15,000 persons capacity
- Aeration tanks
- Clarifiers
- Tertiary filters
- Aerobic sludge digestion and holding facilities
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Plant
expansion under Class
Environmental Assessment (Schedule C)
Preliminary
design
Obtain
Certificate of Approval
Detailed
design
Final
approvals
Tendering
and tender evaluations
Design
and construction approvals
Construction
inspection
Commissioning
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Potable Water Supply:
Town of Innisfil
Treatment, Storage and Distribution
From start to finish, CCTA designed and developed the Town's new lake-based water works at Alcona. Under CCTA's management, this $23 million project met tight timelines and was completed within the original capital budget. CCTA subsequently designed the expansion of the water treatment plant to a capacity of 28,400 cu m/day. Construction is scheduled to be completed in 2006. CCTA also designed and administered the construction contract for the 25 km transmission main, booster station and monitoring station, to supply drinking water from the Alcona reservoir to Bradford West Gwillimbury.
Features
- Intake from Lake Simcoe
- Low-lift pumping station
- High rate direct filtration water
treatment plant with GAC adsorption and chloramination
- Trunk mains and distribution system
- Water storage reservoir
- Booster pumping station
- 25 km transmission main to Bradford
Alcona to Bradford Water Transmission Main
CCTA completed the final design of a 26 km water transmission main between the Alcona Reservoir in Innisfil and the Bradford West Gwillimbury distribution system. The works are currently under construction at an estimated construction value of $18.0 million.
Features
- Connection to existing Alcona reservoir
- Connection and integration with new reservoir in Bradford West Gwillimbury
- A monitoring/metering station at the boundary between the municipalities
- Temporary booster station
- Provision for future take off points to other growth areas along the route
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Preliminary
design
Financial
evaluation including rate structures
Public
consultations
Computer
modeling
Detailed
design
Approvals
Tendering
and tender evaluation
Construction
inspection
Commissioning
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Water Treatment: Township of Ramara
CCTA has been providing consulting engineering services on the Township's six water works, including Class EA planning, optimization studies, final design of upgrades, construction inspection and contract administration.
Features
- Expansion of direct filtration system and clear well
- Addition of emergency power generators
- Chlorine contact chamber upgrades
- Chlorination system upgrades
- Iron and manganese removal systems
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Ontario Regulation 170/03 Drinking Water System Upgrades
CCTA is extensively familiar with the Safe Drinking Water Act, O.Reg. 170/03 and related regulations. CCTA completed water treatment system assessments, design, construction inspection and certification of compliance and Engineer's Reports for numerous drinking water systems serving municipal and private facilities in the Orillia, Collingwood, Blue Mountain, Muskoka and Haliburton areas, including children's campgrounds, resorts, mobile home parks, youth development and retirement facilities. |
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Wastewater Treatment: Muskoka Woods Sports Resort, Lake Rosseau, Muskoka
CCTA was contracted to upgrade and expand the resort's new wastewater treatment system. The system will provide a high level of treatment n an environmentally sensitive setting. Built in the bedrock, system components use natural land features and preclude effluent discharges to the adjacent lake with spray irrigation.
Features
- New water retaining structures for treatment and storage units
- Spray irrigation to replace conventional disposal
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