C.C. Tatham & Associates - Consulting Engineers


What's New
Community Involvement

Orillia University Avenue Extension

What's New


Thornbury West Master Drainage Plan - Notice of Public Information Centre

C.C. Tatham & Associates Ltd. has been retained by The Town of The Blue Mountains to complete a Master Drainage Plan for the Thornbury West downtown area. A Public Information Centre (PIC) was held on Saturday, March 10, 2018. Links to the boards presented at the PIC and a comment sheet are provided below:

PIC Presentation Boards

PIC Comment Sheet

Innisfil Water and Wastewater Master Servicing - Notice of Public Information Centre

InnServices Utilities Inc. is undertaking a Municipal Class Environmental Assessment (Class EA) to update. The Innisfil Town-wide Master Servicing Plan. A Public Information Centre (PIC) will be held on Tuesday, March 20, 2018 from 6 p.m. to 8 p.m. in Community Rooms B & C at Innisfil Town Hall. The PIC will give the public the opportunity to review and provide input on the Phase 2 water and wastewater servicing alternatives.

Please click here for more information.

Innisfil Master Servicing Plan – Class EA Study

InnServices Utilities Inc. (the Town’s Water and Wastewater utility) is undertaking a Class Environmental Assessment (Class EA) to update the Innisfil Town-wide Master Servicing Plan (“MSP”). The MSP will identify short and long term strategies for water and wastewater servicing to accommodate the population and employment growth outlined in the Official Plan, OPA No. 1, and beyond, and to improve servicing to existing residents. Please click here for more information.

Thornbury West Master Drainage Plan - Class EA Study

The Corporation of The Town of The Blue Mountains has initiated a Master Drainage Plan under the Municipal Class Environmental Assessment Planning Process to identify the existing drainage deficiencies and develop drainage solutions throughout the Thornbury West Study area. The purpose of the study is to address the deficiencies, reduce flooding, resolve public safety concerns and improve maintenance opportunities.

Additional information is provided below:

• Notice of Study Commencement

• Study Area Key Plan

• Problems & Opportunities

Bracebridge Black Bridge - Class EA Study

The Town of Bracebridge has initiated a Municipal Class Environmental Assessment (Class EA) Study for the proposed upgrades to the Black Bridge located on Matthiasville Road approximately 0.5 kms north of Muskoka Road 118 East (west entrance) in the Town of Bracebridge. Please click here for more information.

CCTA receives Conservation Award from LSRCA

Amanda Kellett and CCTA Water Resources team have been participating in the Lake Simcoe Region Conservation Authority’s Stormwater Management Policy Working Group over the past several years. This Group comprises of a team of engineers, municipalities, and approval agencies working to collectively advance the Stormwater Management Policy in the Lake Simcoe Watershed. As a result of this participation, CCTA was awarded the “2016 Conservation Award of Merit” from the Lake Simcoe Region Conservation Authority on January 26, 2017. CCTA is proud to contribute to this changing and challenging field of engineering and looks forward to continuing to assist the LSRCA in this regard.

CCTA won the Sustainability Leadership Award from SSS

On November 29, 2016, Bill Goodale attended the Sustainability Speaker Series Event hosted by Sustainable Severn Sound. At the event, Bill Goodale (CCTA) and Jamie Wilson (Township of Tiny) accepted the "Sustainability Leadership Award" from Sustainable Severn Sound for the Township Septic Reinspection Program that has become a model throughout the province. The program was implemented in 2002, and ensures that septic systems are running efficiently and safely.

Hidden Lake Road, TOTBM - Class EA Study

The Town of The Blue Mountains is undertaking a Municipal Class Environmental Assessment (Class EA) to assess alternatives for the road system and the provision of water and wastewater servicing in the area of Hidden Lake Road, the Alta development lands and along Highway 26. Please click here for more information.

Vice President, Bill Van Ryn,
acclaimed as Director on Muskoka Builder's Association

The Muskoka Builders’ Association (MBA) held their AGM on June 14, 2016 at the Bracebridge Rotary Center. Bill Van Ryn, Vice President of CCTA, was acclaimed as a Director for a 2nd term. The association was formed in 1987 to bring together builders, suppliers, and trade contractors and service professionals who are devoted to professionalism in the building industry. Congratulations Bill!

President, Rex Meadley,
appointed Chair Elect on Consulting Engineers of Ontario

The Consulting Engineers of Ontario (CEO) held their AGM on June 8, 2016 at the Royal Canadian Military Institute in Toronto. Rex Meadley, President of CCTA, was appointed Chair Elect of the Board of Directors. This follows his position as Secretary for the past year. In 2017, Rex will assume the position of Chair. What a well-deserved honour!

CCTA won the Service Excellence and Outstanding Contribution Award from CBRE!

On May 25, 2016, Mike Sanfilippo and Madeleine Joyal attended the 5th Annual Supplier Awards Dinner hosted by CBRE held in Toronto. At the event, Mike and Madeleine accepted the “Service Excellence and Outstanding Contribution Award” for CBRE’s South Region. The award was presented to CCTA and Tamarco Contracting for our work on the foundation wall repairs at Sainte Marie Among the Hurons in November 2015.

CCTA assessed, designed, and worked closely with Tamarco to replace a 50-year-old rotted wood foundation wall at the museum entrance within 4 weeks – in time for the site to accommodate a record 11,371 visitors for the annual First Light event. We were recognized for our efficiency and ingenuity in addressing the emergency situation and completing the required design and repairs within the strict time frame and less-than-ideal site conditions.

Founder, Charles Carlyle Tatham, retired from CCTA

Charles Carlyle Tatham (Charlie) graduated in Civil Engineering from Carleton University in 1965 and spent the next three years with the Government of Ontario, first with the Department of Highways and then with the Ontario Water Resources Commission, as a design approvals engineer.

Charlie moved with his family to Collingwood in May 1970 to join Ainley & Associates Ltd. as an Environmental Engineer and resigned in October 1988 as Vice President, to found C.C. Tatham & Associates Ltd.  CCTA began operations in January 1989 and by 2016 the company had almost 100 employees with offices in Collingwood, Bracebridge, Orillia, Barrie and Ottawa.

In his professional career Charlie became a Professional Engineer in 1967 and was designated as a Consulting Engineer in 1974.  He was among the first professional engineers in Ontario to receive the Environmental Specialist designation and was elected a Fellow of the Canadian Society for Civil Engineering in June 2000, in recognition of his excellence in engineering and for services rendered to his profession and to Canada.

Beyond his professional activities, Charlie has contributed his enthusiasm and expertise to numerous community endeavours, serving on and chairing several boards, including the Collingwood Yacht Club, the Georgian Bay Yacht Racing Union, Collingwood General and Marine Hospital Board, the Collingwood General and Marine Hospital Foundation Board, the Georgian Triangle Development Institute and the Collingwood Regional Airport Services Board.

Charlie retired from CCTA in August 2012 at the age of 70 and continues his pursuits with family life, aviation, fishing, hunting and boating.