Search Results: 'National Grid'

National Grid awards LPT2 tunnels contract
19 December, 2019
Great Britain – National Grid has signed a GBP 400M contract with Hochtief-Murphy JV to deliver the tunnels and shafts for the London Power Tunnels (LPT2) project. The overall scheme will cost GBP 1bn (USD 1.3bn) and take six years to complete. This is the second phase of the LPT project.

Keeping Pace
14 November, 2019
Frank Grundholm, vice president for global HVACR sales at ABB Motion, explains how variable frequency drives (VFDs) are used together with electric motors for the effective control of rail and road tunnel ventilation fans

Tunnelling costs and production rates benchmarked
30 September, 2019
Bill Grose of Bill Grose Consulting and Aleister Hellier of the Infrastructure Projects Authority at Her Majesty’s Treasury in the UK present this paper on efforts to benchmark UK tunnelling costs and production rates in 2018

Hinkley Point C reaches another key milestone
25 September, 2019
Great Britain – Tunnelling works have started at the Hinkley Point C project, UK’s first new nuclear power station in a generation. Almost 38,000 concrete segments are being installed to support the three underground marine tunnels at up to 33m below the seabed of the Bristol Channel.

The big conversion
12 April, 2019
Paola De Pascali spoke with Florent Detraux, tunnel construction manager at Vinci Construction Grand Projets, about the conversion of an NFM TBM to use Herrenknecht Variable Density technology on the third metro line Phase 4A in Cairo