Une histoire d’arpentage Introduction: Purpose Varied Career Outdoors Technical Dealing with people Legal Artistic Varied Employment Private Practice Industry – Resources - Construction Government Education Public Service La plupart des images proviennent de Ken Allred, ALS, ATC et de Patrick Ringwood, BCLS, ATC

Une histoire d’arpentage D’Ératostène au GPS Presentation will deal with the progression of the surveying profession over the past 10,000 years. We’ll talk about: Purpose of Cadastral Surveying Touch on key technological developments Exploration and the development of the New World Role of Surveyors in Development Ératostène, 276 av. J.-C.

3800 av. J.C. Voici la plus vieille carte topographique connue. Elle fut conçue sur une tablette d’argile et fut retrouvée dans la partie nord de la Mésopotamie

Plan cadastral - Mésopotamie - 1700 av. J.-C.

« Puis, je levai les yeux, et regardai; et je vis un homme ayant à la main un cordeau à mesurer » Zacharie 2:1

Les tendeurs de corde Fresco in the Tomb of Menna – Thebes, Egypt 2000 BC

La civilisation égyptienne primitive Les pyramides Pythagore Inondation du Nil Archives cadastraux primities en 3400 av. J.-C. 3/4/5 triangle 6th Century BC

Anciennes pierres d’arpentage -and boundary monuments 1550 BC

Du 1er au 11e siècle ap J.-C. – la boussole Invention chinoise – cuillère qui pointe vers le sud (lodestone). Utilisée comme outil divinatoire dans la pratique du feng shui. Aiguille magnétisée utilisée pour montrer les directions au 8e siècle en chine ?? AD in China?? ?? ca. 850 and 1050 ?? Commun pour assister la navigation maritime. Compass was not initially used to tell direction until the 9th century Compasses were used as survey instruments on this continent until the mid 19th century. Even in the last century they were used for rough measurements.

Gérard Mercator, cartographe 1550 Survey and Mapping developments in the 16th Century expanded the horizons of European settlement. Was largely led by men skilled in navigation – early surveyors.

1571 Leonard Digges invente le théodolite (Angleterre)

Le sextant 1730

Les premiers explorateurs Samuel de Champlain Peter Fidler David Thompson Sextant, chronometer, compass – mostly used astronomical observations Capitaine James Cook

Samuel de Champlain (fondateur de Québec) 1608 Champlain and his astrolabe – Nepean Point - Ottawa

Philip Turnor & Peter Fidler Peter Fidler – Canada’s Forgotten Surveyor – James MacGregor Lake Athabasca - 1791 Du livre: Canada’s Forgotten Surveyor par Peter Fidler

David Thompson Columbia River 1806 David Thompson and Peter Fidler were cohorts with the HBC but Thomson grew impatient with the HBC lack of interest in accurate charting. DT joined the NW Company – His chats were the most comprehensive and most accurate maps of Western Canada and the NW US until the late 1800’s Natives called David Thompson “koo-koo-sint” The man who looks at the stars!

Peter Fidler Elk Point, Alberta ALS News Magazine

Arpenteurs et hommes d’état Le mont Rushmore George Washington Thomas Jefferson Abraham Lincoln Theodore Rosevelt Seul Rosevelt n’était pas arpenteur. George Washington, Thomas Jefferson, Theodore Roosevelt and Abraham Lincoln – all were surveyors in their early careers. Trois arpenteurs!

George Washington Arpenteur 1747-52

Essentiel à l’établissement Premier système d’information du territoire In the book “North-west of Sixteen” James MacGregor tells of his father in 1904, when seeking out his homestead north of Edmonton, finding the “stake” that marked the southwest corner of his quarter section. Sculpture sits on the main floor of the Provincial Museum in Edmonton D’une brochure de l’ALSA

Révolution technologique Dans les années: 1950 – le géodimètre le telluromètre 1970 – ordinateur portable station totale 1990 – système d’information géographique 1990 – système de positionnement par satellite 2000 – imagerie à haute résolution

Système de positionnement global (GPS) La disponibilité sélective fut mise hors service en 2000