Lemoa - Galdakao
- Location: Bizkaia.
- Municipalities it passes through: Lemoa, Bedia and Galdakao.
- Length: 5.4 kilometres.
- Most singular works: The construction of the Bistibieta (180 m) stretch, which is over the river Ibaizabal (458 m) and Galdakao section (230 m). Moreover, building works also include the tunnel of Galdakao (1,826.9 m) and the artificial tunnel of Galdakao (230 m). Both with an 85 sq metres of section from the top to bottom. Finally, it should be noted that a 1,120 sq metres train siding (PAET) will be built at the beginning of the stretch.
- Cost: 69,000,000,00 euro.
- Awarding date: 10/26/2007