The Trbovlje–Laško road is situated in central Slovenia, connecting the towns of Trbovlje and Laško. The route traverses the Prelaz Marno mountain pass, providing a link between the Zasavje and Savinja regions. The road passes through several settlements, including Boben, Ostenk, and notable local streets such as Cesta 1. maja and Cesta 3. julija. The area is characterized by a mix of industrial heritage and natural landscapes, with Laško being particularly known for its thermal spa and brewery. An interactive map showing the exact route of the road can be found at the end of this article.

The Trbovlje–Laško route covers approximately 19 km (11.8 miles), with the majority of the road offering a wide carriageway (about 90%) and two lanes (about 90%). The surface is asphalt and is generally rated as very good, providing a comfortable and predictable riding experience. The road is moderately twisty, offering enough curves to keep riders engaged without being overly demanding. Elevation ranges from 207 m (679 ft) at its lowest point to 526 m (1,726 ft) at its highest, with the Prelaz Marno pass itself reaching 415 m (1,362 ft). About 45% of the route passes through inhabited areas, so riders should be mindful of local traffic and speed limits, which are typically 50 km/h (31 mph) or 30 km/h (19 mph) in populated zones.

The highlight of this route is the Prelaz Marno mountain pass, which serves as a natural divide between the valleys of Trbovlje and Laško. While the pass itself is modest in elevation, it provides a sense of transition between the industrial character of Trbovlje and the spa town atmosphere of Laško. In Laško, riders can visit the Laško Brewery and the Thermana Laško thermal spa complex. Trbovlje, on the other hand, is known for its mining history and the Trbovlje Power Station, which features the tallest chimney in Europe. The settlements along the route, such as Boben and Ostenk, offer glimpses into local life and rural Slovenian culture.

The Trbovlje–Laško road, including the Prelaz Marno pass, is generally open year-round and accessible to motorcycles. There are no regular seasonal closures, but temporary restrictions may occur due to roadworks or adverse weather, particularly in winter months when snow or ice can affect higher sections. Riders are advised to check local traffic updates before departure. There are no known event-related closures specific to this route. Standard Slovenian traffic regulations apply, and riders should be aware of speed limits and local signage, especially in inhabited areas.

There are currently no tolls or entrance fees required for motorcycles on the Trbovlje–Laško route or the Prelaz Marno pass. However, toll conditions may change in the future, and it is advisable to consult official resources for the latest information. For up-to-date details on road tolls and vignettes in Slovenia, riders can refer to the DARS Motorway Company website. Fuel and basic services are available in both Trbovlje and Laško, making this route suitable for both local and touring motorcyclists.

For those interested in planning their ride in detail, an interactive map of the Trbovlje–Laško route is available below. Additional information about the towns and attractions mentioned can be found on Wikivoyage and Lonely Planet. This route offers a balanced mix of technical riding and cultural exploration, making it a worthwhile addition to any Slovenian motorcycling itinerary.