Delvalle stainless steel cabinets specially designed electrical Junction boxes and enclosures; robust, watertight, and safe for electrical installations in tunnels, subways,... Junction boxes, enclosures for tunnel´s, road sunnel and mayor fire risk places.

In Delvalle we have an SOS cabinets, which consists on an emergency station addressed to the users of the tunnel and maintenance personnel, which allows to notify and communicate about any incident that has occurred.


La Fontaine Bridge Tunnel · Delvalle Box
The Louis-Hippolyte-La Fontaine Bridge Tunnel in Montreal, Canada, was in a critical state of deterioration after decades of...
Sydney Metro · Delvalle Box
The Sydney Metro Northwest comprises the first phase of eight train stations and 36 kilometres of track between Chatswood and...
Barcelona-Cadí Tunnel · Delvalle Box
The reality of new urban areas: driverless taxis, connected bicycles and smart streets. The digital revolution has reached the...
Eglinton Crosstown · Delvalle Box
The Eglinton Crosstown is a light rail transit line that will run along Eglinton Avenue between Mount Dennis (Weston Road) and...
Montreal Metro · Delvalle Box
Montreal metro is renowned for its architecture and art. A different architect has designed each station and several of these...
Locomotive and Wagon Wash Tunnel · Delvalle Box
Russian Federation
Last January saw the official start of operations of the new train and wagon washing equipment installed in Moscow. The special...
Follo Line Rail Tunnels, Norway’s Biggest Rail Project · Delvalle Box
They will be the longest railway tunnels in Scandinavia, part of the Follo Line project, the biggest transport infrastructure ever...
New Metro Line in Guadalajara (Mexico) · Delvalle Box
The construction of line 3 of Guadalajara subway (Mexico) has began. This is one of the most important infrastructure projects...
Ferrovial Tunnel Under the Marmara Sea · Delvalle Box
Delvalle and Siemens designed EMC electrical cabinets for the placement of electronics and signaling of the Marmara sea tunnel...