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Mt Gravatt-Capalaba Road, Mount Cotton Road, Broadwater Road, Duncan Road, Boundary Road, Redland Bay Road & Colburn Avenue (State Route 21) |
Statistics:
Route Numbering:
General Information:
State Route 21 is an arterial route south east of Brisbane, servicing a number of bay side suburbs, and acts as a connector from those suburbs to the Gateway Motorway (M1).
The route varies from single carriageway undivided roadway to divided multi-laned arterial road, and passes through mostly bushland, rural, residential and commercial zones. It passes the Tingalpa Reservoir and habitat well known for koalas.
Multiplexes along the route include:
Mackenzie to Victoria Point | Victoria Point to Mackenzie | |||
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Intersection
Directional
Sign: ID sign at the interchange with Mt Gravatt-Capalaba Rd (Metroad 2) and Gateway Mwy at Mansfield, July 2011. Image © Rob Tilley |
Advance
Directional Sign: AD sign on Colburn Av (SR21) approaching the roundabout with Holz St and Link Rd in Victoria Point, July 2011. Image © Rob Tilley |
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Advance
Directional Sign: AD sign on Mt Gravatt-Capalaba Rd (SR21) approaching Grieve Rd (SR30) at Mackenzie, July 2011. Image © Rob Tilley |
Link Road
& Holz Street: Colburn Av (SR21) at the Link Rd and Holz St roundabout at Victoria Point, July 2011. Image © Rob Tilley |
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Grieve
Road: Intersection directional sign at the Grieve Rd (SR30) junction at Mackenzie, July 2011. The SR30 duplex starts here. Image © Rob Tilley |
Link Road
& Holz Street: Colburn Av (SR21) at the Link Rd and Holz St roundabout at Victoria Point, July 2011. Image © Rob Tilley |
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Advance
Directional Sign: AD sign at Burbank approaching Mt Gravatt-Capalaba Rd (SR30) and Mt Cotton Rd (SR21), July 2011. The SR30 duplex ends here, and SR21 becomes Mt Cotton Rd at this roundabout. Image © Rob Tilley |
Advance
Directional Sign: AD sign on Colburn Av (SR21) at Victoria Point approaching Cleveland-Redland Bay Rd (SR21 / SR47) and Bunker Rd, July 2011. The SR47 duplex starts here. Image © Rob Tilley |
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Intersection
Directional
Sign: ID sign at the roundabout with Mt Gravatt-Capalaba Rd (SR30) and Mt Cotton Rd (SR21) at Burbank, July 2011. Image © Rob Tilley |
Advance
Directional Sign: AD sign on Cleveland-Redland Bay Rd (SR47) at Victoria Point approaching Colburn Av (SR21), the SR21 / SR47 section of Cleveland-Redland Bay Rd and Bunker Rd, July 2011. Note the missing SR21 shield for Cleveland / Brisbane focals. Image © Rob Tilley |
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Intersection
Directional
Sign: ID sign at the roundabout with Mt Gravatt-Capalaba Rd (SR30) and Mt Cotton Rd (SR21) at Burbank, July 2011. Image © Rob Tilley |
Advance
Directional Sign: AD sign at Thornlands approaching the Boundary Rd (SR21) and Cleveland-Redland Bay (SR47) roundabout, July 2011. The SR47 duplex ends at this intersection. This is also where the Southern Moreton Bay Tourist Drive leg of SR21 finishes. Image © Rob Tilley |
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Advance
Directional Sign: AD sign on Broadwater Rd (SR21) at Capalaba approaching Mt Cotton Rd (SR45), July 2011. The SR45 duplex starts at this junction. Image © Rob Tilley |
Intersection
Directional
Sign: ID sign at Thornlands at the Boundary Rd (SR21) and Cleveland-Redland Bay (SR47) roundabout, July 2011. Image © Rob Tilley |
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Intersection
Directional
Sign: ID sign at the roundabout with Boundary Rd (SR21) and Mt Cotton Rd (SR45) at Capalaba, July 2011. Image © Rob Tilley |
Intersection
Directional
Sign: ID sign at Thornlands at the Boundary Rd (SR21) and Cleveland-Redland Bay (SR47) roundabout, July 2011. Image © Rob Tilley |
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Intersection
Directional
Sign: ID sign at the roundabout with Boundary Rd (SR21) and Mt Cotton Rd (SR45) at Capalaba, July 2011. Image © Rob Tilley |
Intersection
Directional
Sign: ID sign at the junction with Woodlands Dr, and Panorama Dr (SR46) at Thornlands, July 2011. Image © Rob Tilley |
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Advance
Directional Sign: AD sign at Capalaba approaching Ney Rd and Avalon Rd, July 2011. Image © Rob Tilley |
Lyndon
Road, Duncan Road & Mt Cotton Road: Corner of Lyndon Rd, Duncan Rd (SR21) and Mt Cotton Rd (SR45) at Capalaba, July 2011. Image © Rob Tilley |
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Intersection
Directional
Sign: ID sign at the roundabout with Ney Rd and Avalon Rd at Capalaba, July 2011. Image © Rob Tilley |
Grieve
Road: Intersection directional sign at the Grieve Rd (SR30) junction at Mackenzie, July 2011. Image © Rob Tilley |
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Distance
Sign: RD sign at Capalaba after the Ney Rd and Avalon Rd roundabout, July 2011. Image © Rob Tilley |
Advance
Directional Sign: AD sign approaching the interchange with Mt Gravatt-Capalaba Rd (Metroad 2) and Gateway Mwy at Mackenzie, July 2011. Image © Rob Tilley |
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Advance
Directional Sign: AD sign on Mt Cotton Rd at Capalaba approaching Lyndon Rd, Duncan Rd (SR21) and Mt Cotton Rd (SR45), July 2011. The SR45 duplex ends at this junction. Image © Rob Tilley |
Intersection
Directional
Sign: ID sign at the interchange with Mt Gravatt-Capalaba Rd (Metroad 2) and Gateway Mwy at Mackenzie, July 2011. Image © Rob Tilley |
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Lyndon
Road, Duncan Road & Mt Cotton Road: Corner of Lyndon Rd, Duncan Rd (SR21) and Mt Cotton Rd (SR45) at Capalaba, July 2011. Image © Rob Tilley |
End State
Route 21: End SR21 / Start Metroad 2 sign at the Gateway Mwy (M1) interchange at Mackenzie, June 2009. Image © Rob Tilley |
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Lyndon
Road, Duncan Road & Mt Cotton Road: Corner of Lyndon Rd, Duncan Rd (SR21) and Mt Cotton Rd (SR45) at Capalaba, July 2011. Image © Rob Tilley |
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Distance
Sign: RD sign on Duncan Rd (SR21) at Capalaba, July 2011. Image © Rob Tilley |
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Advance
Directional Sign: AD sign on Duncan Rd (SR21) approaching Redland Bay Rd (SR44) and Taylor Rd at Capalaba, July 2011. SR21 becomes Boundary Rd at this junction. Image © Rob Tilley |
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Intersection
Directional
Sign: ID sign at the roundabout with Redland Bay Rd (SR44), Boundary Rd (SR21) and Taylor Rd at Capalaba, July 2011. Image © Rob Tilley |
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Intersection
Directional
Sign: ID sign at the roundabout with Redland Bay Rd (SR44), Boundary Rd (SR21) and Taylor Rd at Capalaba, July 2011. Image © Rob Tilley |
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Distance
Sign: RD sign at Thornlands on Boundary Rd, July 2011. Image © Rob Tilley |
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Advance
Directional Sign: AD sign on Boundary Rd (SR21) approaching Panorama Dr (SR46) and Woodlands Dr at Thornlands, July 2011. Image © Rob Tilley |
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Intersection
Directional
Sign: ID sign at the junction with Woodlands Dr, and Panorama Dr (SR46) at Thornlands, July 2011. Image © Rob Tilley |
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Intersection
Directional
Sign: ID sign at the junction with Woodlands Dr, and Panorama Dr (SR46) at Thornlands, July 2011. Image © Rob Tilley |
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Advance
Directional Sign: AD sign at Thornlands approaching the Cleveland-Redland Bay (SR47) roundabout, July 2011. The SR47 duplex begins at this intersection. This is also where the Southern Moreton Bay Tourist Drive leg of SR21 begins. Image © Rob Tilley |
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Intersection
Directional
Sign: ID sign at Thornlands at the Cleveland-Redland Bay (SR47) roundabout, July 2011. Image © Rob Tilley |
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Black
Advance Directional Sign: Black AD sign on Cleveland-Redland Bay Rd (SR21 / SR47) at Victoria Point approaching Colburn Av (SR21) and Bunker Rd, July 2011. Image © Rob Tilley |
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Reassurance
Directional Sign: Distance sign on Colburn Av (SR21) after Cleveland-Redland Bay Rd (SR21 / SR47) at Victoria Point, May 2006. Image © Michael Greenslade |
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Advance
Directional Sign: AD sign on Colburn Rd (SR21) at Victoria Point, approaching Point O'Halloran Rd, May 2006. Image © Michael Greenslade |
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Link Road
& Holz Street: Link Rd at Victoria Point, approaching the Colburn Av (SR21) and Holz St roundabout at Victoria Point, July 2011. Image © Rob Tilley |
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Link Road
& Holz Street: Colburn Av (SR21) at the Link Rd and Holz St roundabout at Victoria Point, July 2011. Image © Rob Tilley |
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Click here for the continuation of Mt Gravatt-Capalaba Road as Metroad 2 |
1 Transport & Main Roads, Queensland state-controlled roads and region maps, Metropolitan Region: front
Last updated: 16 Oct 2019 12:21
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