Burlington Transit and the Hamilton Street Railway will revise service during the event. Race participants follow a course that stretches from the east- to the west-end of lower Hamilton, so detours are complex.

The event will affect these routes:

Burlington Transit: 1 Fairview / Plains

Hamilton Street Railway: 2 Barton, 3 Cannon, 4 Bayfront, 7 Locke, 8 York, 11 Parkdale

From 8 a.m. until 3:30 p.m., eastbound buses (operating toward Burlington) will begin their trips at King and James Streets in downtown Hamilton, then proceed:
westward along King Street West;
north- and eastward along Highway 403;
northward along Highway 6; and then
east- and southward along Plains Road West to York Boulevard,
resuming their regular route, eastward along Plains.

From 8 a.m. until 3:30 p.m., westbound buses (operating toward Hamilton) will proceed along their regular route to Plains Road West and York Boulevard, then detour:
north- and westward along Plains Road West;
southward along Highway 6;
south- and westward along Highway 403;
eastward along Main Streets West and East;
northward along John Street South; and then
westward along King Street East to James Street.

From 10 until 11:30 a.m., westbound buses will operate along their regular route to Barton Street East and the Red Hill Valley Parkway, then detour:
northward along the Parkway;
westward along the Queen Elizabeth Way;
westward along Burlington Street East; and then
southward along Parkdale Avenue North to Barton,
resuming their regular route westward along Barton.

From 10 until 11:30 a.m., eastbound buses will operate along their regular route to Melvin Avenue and Parkdale Avenue North, then detour:
northward along Parkdale;
eastward along Burlington Street East;
eastward along the Queen Elizabeth Way; and then
southward along Centennial Parkway North to Barton Street East,
resuming their regular route eastward along Barton.

From 7:15 until 9:15 a.m., and from 10:45 a.m. until 3 p.m., buses heading toward downtown Hamilton will follow their regular route to King and James Streets.

From 7:15 until 9:15 a.m., and from 10:45 a.m. until 3 p.m., buses leaving downtown Hamilton will begin their trips at King and James Streets, then proceed:
southward along James Street South;
eastward along Main Street East;
northward along John Streets South and North; and then
westward along Cannon Streets East and West to MacNab Street North,
resuming their regular route northward along MacNab.

From 9:15 until 10:30 a.m., buses heading toward downtown Hamilton will operate along their regular route to Burlington Street East and Wellington Street North, then detour:
southward along Wellington; and then
westward along King Street East,
ending their trips at King and James Streets.

From 9:15 until 10:30 a.m., buses leaving downtown Hamilton will begin their trips at King and James Streets then proceed:
southward along James Street South;
eastward along Main Street East; and then
northward along Victoria Avenues South and North to Burlington Street East,
resuming their regular route eastward along Burlington.

From 10 until 11:30 a.m., eastbound buses will operate along their regular route to Glow and Dunn Avenues, then detour:
southward along Dunn;
westward along Brampton Street;
northward along Parkdale Avenue North;
eastward along Burlington Street East;
eastward along the Queen Elizabeth Way;
southward along Centennial Parkway North; and then
westward along Barton Street East to Nash Road North,
resuming their regular route southward along Nash.

From 10 until 11:30 a.m., westbound buses will operate along their regular route to Barton Street East and the Red Hill Valley Parkway, then detour:
northward along the Parkway;
westward along the Queen Elizabeth Way;
westward along Burlington Street East;
southward along Parkdale Avenue North;
eastward along Brampton Street; and then
northward along Dunn Avenue to Glow Avenue,
resuming their regular route westward along Glow.

From 9 until 11:30 a.m., westbound buses will operate along their regular route to Roxborough and Strathearne Avenues, then detour:
southward along Strathearne;
westward along Main Street East; and then
westward along King Street East to Wellington Street,
resuming their regular route westward along King.

From 9 until 11:30 a.m., eastbound buses will operate along their regular route to Main Street East and Hughson Street South, then detour:
eastward along Main;
around the Queenston Traffic Circle; and then
northward along Strathearne Avenue to Roxborough Avenue,
resuming their regular route eastward along Roxborough.

From 7 a.m. until 3 p.m., buses heading toward downtown Hamilton will operate along their regular route to Main Street West and Bay Street South, then detour:
eastward along Main Streets West and East;
northward along John Streets South and North;
westward along Rebecca Street to James Street North; and then
southward along James to King Street.

All day, buses leaving downtown Hamilton will operate along their regular route.

From 10 a.m. until 11:30 a.m., southbound buses operate along their regular route from the Downtown Burlington Terminal to Lakeshore Road and Maple Avenue, then detour:
northward along Maple;
westward along Fairview Street;
west- and southward along the Queen Elizabeth Way;
westward along Burlington Street East;
southward along Parkdale Avenue North;
eastward along Brampton Street;
northward along Dunn Avenue;
westward along Glow Avenue;
southward along Parkdale;
westward along Barton Street East;
southward along Walter Avenue North; and then
eastward along Roxborough Avenue to Parkdale,
resuming their regular route southward along Parkdale.

From 10 until 11:30 a.m., northbound buses will operate along their regular route to Parkdale Avenue North and Roxborough Avenue, then detour:
westward along Roxborough;
northward along Walter Avenue North;
eastward along Barton Street East;
northward along Parkdale;
eastward along Glow Avenue;
southward along Dunn Avenue;
westward along Brampton Street;
northward along Parkdale;
eastward along Burlington Street East;
northward along the Queen Elizabeth Way;
northward along Eastport Drive;
southward along Beach Boulevard;
north- and eastward along the Queen Elizabeth Way;
eastward along Fairview Street; and then
southward along Maple Avenue to Lakeshore Road,
resuming their regular route eastward along Lakeshore toward the Downtown Burlington Terminal.

From 7 until 10:30 a.m., buses heading toward downtown Hamilton will operate along their regular route to York Boulevard and Queen Street North, then detour:
southward along Queen;
eastward along Main Streets West and East;
northward along John Streets South and North;
westward along Rebecca Street to James Street North; and then
southward along James to King Street.

From 7 until 10:30 a.m., buses leaving downtown Hamilton will operate along their regular route to King Street West and Bay Street, then detour:
westward along King; and then
northward along Hess Street North to Cannon Street West,
resuming their regular route westward along Cannon.

From 10:45 a.m. until 3 p.m., buses heading toward downtown Hamilton, will begin their trips at Lamoreaux Street and Strathcona Avenue North, as usual, traveling northward along Strathcona to Tom Street and then detour:
westward along Tom;
southward along Dundurn Streets North and South;
eastward along Main Streets West and East;
northward along John Streets South and North;
westward along Rebecca Street to James Street North, and then
southward along James to King Street.

From 10:45 a.m. until 3 p.m., buses leaving downtown Hamilton will operate along their regular route to King Street West and Bay Street and then detour:
westward along King; and then
northward along Strathcona Avenue North to Lamoreaux Street.

You can see a map of the race route here.

You can see a list of regular HSR stops without transit service at various times on Sunday, and directions on where to find alternate bus service here.