CSCE and ASCE to unveil plaque marking U.S.-Canada boundary surveys

The Canadian Society for Civil Engineering and the American Society of Civil Engineers will unveil a historic landmark plaque on Aug. 22 at Mulholland Point Lighthouse in New Brunswick. The commemoration recognizes the United States-Canada International Boundary Surveys for technical innovation, difficult field conditions and cross-border cooperation.

Why it matters: - The United States-Canada International Boundary Surveys helped define the border through some of North America’s most difficult terrain. - The commemoration highlights survey methods and teamwork that shaped a long-running international boundary with limited technology. - The plaque adds to a joint list of 10 CSCE/ASCE International Historic Civil Engineering Landmarks.

What happened: - Representatives of the Canadian Society for Civil Engineering and the American Society of Civil Engineers will unveil a plaque on Saturday, Aug. 22 at 2:00 p.m. Atlantic Time. - The plaque will recognize the United States-Canada International Boundary Surveys as an International Historic Civil Engineering Landmark. - The ceremony will take place at Mulholland Point Lighthouse in Roosevelt Campobello International Park on Campobello Island, New Brunswick. - The event will include brief remarks from ASCE and CSCE representatives before the unveiling.

The details: - The CSCE traces its roots to the founding of the Canadian Society of Civil Engineers in 1887. - The CSCE National History Committee, created in 1982, works to increase public and professional awareness of civil engineers and civil engineering in Canadian history, heritage and society. - The CSCE committee identifies, researches and documents International and National Historic Civil Engineering sites. - ASCE is marking its 175th anniversary this year. - ASCE’s History and Heritage Committee has a similar mission to identify, research and document International and National Historic Civil Engineering Landmarks. - The boundary surveys are being commemorated for adopting new techniques such as the Talcott-Horrebow Method for determining latitude and phototopography. - The surveys overcame major geographic and logistical barriers, including identifying the St. Croix River in 1798 by finding remains of Champlain’s 1604 settlement. - Survey crews also cleared the line through the Maine-New Brunswick forest and worked through the rugged Cascade and Rocky Mountains. - The accuracy of the boundary surveys stands out given the era’s technology limits. - Surveyors from the United States, Great Britain and Canada worked cooperatively throughout the effort. - For more information, contact Mike Bartlett, past chair of the CSCE National History Committee, at f.m.bartlett@uwo.ca. - The CSCE also shared a LinkedIn page: Canadian Society for Civil Engineering posts.

Between the lines: - The landmark designation signals that the surveys are being treated as both a technical achievement and a cross-border heritage story. - The focus on cooperation and method innovation suggests the plaque is meant to honor process as much as outcome. - Joint CSCE-ASCE designations appear to be a recurring way for the two societies to highlight shared engineering history.

What's next: - The plaque unveiling will take place Aug. 22 at the Campobello Island site. - CSCE and ASCE are likely to continue identifying and documenting historic civil engineering landmarks through their heritage committees.

The bottom line: - The plaque ceremony turns a foundational border-survey effort into a formal civil engineering landmark, underscoring its technical and historical legacy.