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| Route 104 (Quebec) | |
|---|---|
| Country | CAN |
| Province | Quebec |
| Type | QC |
| Route | 104 |
| Length km | 100 |
| Direction a | West |
| Terminus a | Ayer's Cliff |
| Direction b | East |
| Terminus b | Montérégie |
| Cities | Sherbrooke, Magog, Saint-Jean-sur-Richelieu |
Route 104 (Quebec) is a provincial highway in the Canadian province of Quebec linking communities in the Estrie and Montérégie regions. The route serves as a connector between secondary corridors, facilitating access to urban centres, recreational areas and regional transportation nodes. It intersects major arteries and supports commuter, commercial and tourism flows across several municipalities.
Route 104 runs east–west from the vicinity of Ayer's Cliff through the Eastern Townships to the outskirts of Montreal in Montérégie. The road passes near Lac Memphrémagog, providing links to Magog and Orford, and skirts the northern approaches to Sherbrooke where it interfaces with provincial routes and urban streets. Eastward the highway traverses agricultural plains adjacent to Saint-Jean-sur-Richelieu and connects to routes serving Saint-Hyacinthe, Granby and feeder roads toward Autoroute 10 and Autoroute 35. Along its corridor Route 104 encounters municipal centres such as Frelighsburg, Sutton, Cowansville, Bromont and rural townships tied to regional institutions including Bishop's University and the Université de Sherbrooke.
The alignment of Route 104 evolved from 19th-century carriageways linking settlements in the Eastern Townships and Montérégie. Early roads connected communities like Bedford and Stanbridge East to markets in Montreal and ports on the Saint Lawrence River, feeding into trade routes used during the era of the Province of Canada and the post-Confederation expansion. In the 20th century upgrades coincided with the rise of automobile travel and public works programs under provincial administrations led by premiers such as Maurice Duplessis and later Jean Lesage, tying Route 104 to initiatives including rural road paving and the expansion of numbered highways under the Ministère des Transports du Québec. During the construction of the Saint Lawrence Seaway era and the postwar boom, realignments occurred to improve safety and capacity near growing industrial centres like Sherbrooke and logistics hubs serving Montreal. Recent decades saw incremental modernization influenced by provincial transportation policies and municipal planning by authorities in Estrie and Montérégie.
Route 104 intersects several principal corridors and municipal roads that connect it to broader networks. Westbound links include connections toward Route 143 serving Richmond and Drummondville, and junctions with Route 112 near Sherbrooke providing access to Lennoxville and Granby. Mid-route intersections provide access to Autoroute 10 at interchanges toward Montreal and Sutton and crossings with Route 139 leading toward Saint-Jean-sur-Richelieu and the Canada–United States border. Eastbound, Route 104 meets Autoroute 35 which continues toward St-Jean-sur-Richelieu and international connections at Champlain, New York, and links to Route 227 and Route 133 that serve suburban and agricultural communities. The corridor also interfaces with municipal arteries leading to points of interest such as Mont-Orford National Park, Bromont Olympic Equestrian Park, Hemmingford and recreational lakes around Knowlton.
Traffic on Route 104 varies from low-density rural segments used for agricultural and tourism travel to busier suburban stretches with commuter flows toward Sherbrooke and Montreal. Peak seasonal demand corresponds to summer recreation at destinations like Lake Memphremagog and winter sports around Orford and Bromont, and festival events in towns such as Magog and Sutton. Commercial vehicle movements include regional freight serving distribution centres in Montérégie and local industries tied to manufacturing in Cowansville and services in Sherbrooke. Traffic management intersects with provincial initiatives for road safety championed by organizations like the Société de l'assurance automobile du Québec and municipal planners in regional county municipalities including Memphrémagog Regional County Municipality and Brome-Missisquoi Regional County Municipality.
Maintenance of Route 104 is overseen by the Ministère des Transports du Québec, coordinated with municipal works in cities such as Sherbrooke and Saint-Jean-sur-Richelieu. Recent maintenance programs have included pavement rehabilitation, bridge inspections on structures over tributaries of the Saint-François River and enhancements to signage and winter operations. Future projects under discussion within regional transportation plans include capacity improvements near developing suburbs, safety upgrades such as roundabouts and guardrails, and integration with active transport corridors promoted by provincial and municipal agencies, aligning with larger projects like extensions of Autoroute 35 and provincial road network optimization. Funding and timelines depend on capital plans involving ministries, regional county municipalities and stakeholder consultations in communities such as Bromont and Granby.
Category:Roads in Quebec