ER 348 Alvaiázere to Ansião Route in Portugal

The ER 348 road is located in Portugal, connecting the town of Alvaiázere near its starting point to the town of Ansião near its end. The road traverses the Sicó/Alvaiazere national park, a protected area known for its natural habitats and biodiversity. The elevation along the route ranges from 196 meters (643 feet) to 455 meters (1,493 feet), indicating some moderate elevation changes. The road passes through a predominantly rural landscape with only about 8.3% of its length running through inhabited areas. An interactive map showing the road section discussed in this article can be found at the end of the article.

The ER 348 is approximately 16.3 kilometers (10.1 miles) long and is primarily an asphalt road with a high-quality surface rated at 4.5 out of 5. The road is moderately curvy, with a curviness rating of 1.1 on a scale where 3 is extremely curvy. It mostly consists of two lanes (about 88% of the route), with a very small portion being single lane (around 3%). The road width is predominantly wide (about 95%), with only minimal sections classified as narrow or middle width. The route includes several waypoint settlements such as Estrada da Serra, Rua Portas da Vila, Estrada dos Peregrinos, Rua do Pinhal, Avenida Doutor Francisco Sá Carneiro, and Rua de Alvaiázere, which contribute to the road's connectivity between the towns.

The ER 348 passes through the Sicó/Alvaiazere national park, a Natura 2000 protected site (site code PTCON0045) that preserves important natural habitats and species. This national park is characterized by limestone formations, Mediterranean vegetation, and diverse fauna. Riders on this route can expect to experience a natural environment with limited urban development. More information about the national park can be found on the Sicó/Alvaiazere Natura 2000 site page.

The ER 348 is a regional road with a relatively low proportion of traffic passing through inhabited areas (about 8.3%). The road's wide lanes and good surface quality make it suitable for motorcycle touring. The moderate curviness provides an engaging ride without extreme technical challenges. Riders should be aware that the road is not heavily urbanized, so services and amenities may be limited along the route. The road reference ER 348 is the official designation used in Portugal for this route.

This article focuses on the ER 348 road section between Alvaiázere and Ansião, which can be seen on the interactive map below. The map provides a visual overview of the route, including its path through the Sicó/Alvaiazere national park and the waypoint settlements along the way.