Lock 6 of Campos

Esclusa

Lock 6 of Campos

Tamariz de Campos
Province

Valladolid

Branch

Campos

Visit duration

30-60 minutes

Services available
Provincia

Valladolid

Ramal

Campos

Duración visita

30-60 minutes

Servicios disponibles
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The heritage complex of Lock 6 in Campos, built between 1842 and 1849, is located in the municipality of Tamariz de Campos (Valladolid), at kilometer 144.300 of the Campos Branch of the Castile Canal. This site represents one of the last locks on the canal and exemplifies a phase of full technical maturity, in which hydraulic regulation, navigation, and water energy production are integrated into a single territorial solution. The overall function of the complex was to overcome the canal’s difference in elevation, control water flow, and facilitate industrial uses associated with the head created by the lock.

Lock 6 is a simple, rectangular lock, approximately 29.40 meters long, 5.05 meters wide, and 3.25 meters high. It is constructed of limestone masonry and retains its original hydraulic structure. A side intake is located in the upper right gatehouse, which, via an underground conduit, connects to the fixed-lip side spillway to discharge into the lock basin. On the left bank, the channel for the diversion begins opposite the lock entrance and returns towards the bridge, allowing the water drop to be utilized. Downstream, stone hammers protect the structure from erosion.

Several elements associated with the lock complete the functional understanding of the complex. The lock and diversion bridge stands out, constructed of limestone ashlar with segmental arches—two main and one smaller—ensuring road continuity and exhibiting a good state of preservation. Next to it is the old flour mill, aligned parallel to the canal, consisting of two modules that housed a warehouse, living quarters, and machinery. Built with masonry, brick, rammed earth, and a wooden frame, it is now in ruins, but retains significant remains of its structure and facades, protected for environmental reasons, bearing witness to the canal’s industrial use.

A visit to the Campos Lock 6 complex allows one to understand the Canal de Castilla as a complex and multifunctional infrastructure.
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How to get there:

The site can be accessed via the network of rural roads from Tamariz or Villanueva de San Mancio. The easiest access is from the P-913 road, just outside Belmonte de Campos in the direction of Castil de Vela. After crossing the Aguijón River, there is a road on the left that forks; taking the left fork again, and after a 1.8 km walk, you will reach the site.