The R3 is a ring road around the city of Charleroi, Belgium. It is about 33 km long, with 2 lanes in each direction on most of its length and short sections with 2 + 3 lanes. While Charleroi is one of only few Belgian cities with a complete ring road, the R3 road only covers the western, southern and eastern portions of the ring, the northern part being covered by the A15 motorway.
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| Route information | |
| Length | 33 km (21 mi) |
| Location | |
| Country | Belgium |
| Highway system | |
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The speed limit is 120 km/h (75 mph) on the entire length, except in some tunnels and on the Couillet viaduct, where the limit is lower.
The R3 was opened in phases from 1983 till 1988.
This article contains a bulleted list or table of intersections which should be presented in a properly formatted junction table. Please consult this guideline for information on how to create one. Please improve this article if you can. (November 2021)
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| Municipality | Km. | Exit | Name | Roads | Notes |
|---|---|---|---|---|---|
| Courcelles | 32.7 | 
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Gouy-lez-Piéton |   A15 / E42
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| 30.4 |  1 |
Trazegnies |  N583
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| Fontaine-l'Évêque | 26.1 | 2 |
Forchies-la-Marche |  N569
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| 22.6 | 3 |
Fontaine-l'Évêque |   N54 / N90
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| Montigny-le-Tilleul | Landelies viaduct | ||||
| 19.2 | 4 |
Montigny-le-Tilleul |  N579
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| Montigny-le-Tilleul viaduct | |||||
| Charleroi | 17.4 | 5 |
Mont-sur-Marchienne |  N53
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| 16.0 |
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Marcinelle |  A503
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| 14.6 | 6 |
Marcinelle-Est | Rue Chèvrefeuille | ||
| 13.5 | 7 |
Marcinelle-Hublinbu | Avenue des Tilleuls | Access to clockwise direction only. Exit from counter-clockwise direction only. | |
| Hublinbu tunnel (speed limit: 100 km/h (62 mph)) | |||||
| 12.5 | 8 |
Couillet |    N5 / N572 / E420
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Access to clockwise direction only. Exit from counter-clockwise direction only. | |
| Couillet viaduct (speed limit: 100 km/h (62 mph)) | |||||
| Couillet tunnel (speed limit: 80 km/h (50 mph)) | |||||
| Châtelet | 10.7 | 9 |
Blanche-Borne | Rue de la Blanche-Borne | |
| 9.0 | 10 |
Châtelet |  N576
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| Châtelet viaduct | |||||
| 6.6 | 11 |
Châtelineau | N569
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| Charleroi | 5.7 | 12 |
Gilly | N90
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| 3.5 | 13 |
Soleilmont |  N587
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| Fleurus | 0.0 |
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Heppignies | A15 / E42
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| −0.7 | 14 |
 N568
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