A conference will take place in Birmingham today in an attempt to encourage companies to sign up for contracts to help develop HS2.
High Speed 2 is a proposed rail network linking London, Midlands and Northern England. The legislation to build the controversial line cleared the House of Commons last week.
HS2 Ltd says more than 800 companies registered to attend the event which it says will look to inform businesses about how they can get involved in the planning, design and construction of the line.
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It will be another day of frequent sunny spells, brisk winds, and isolated showers.
Friday will remain cold in the breeze with a mixture of sunny spells and isolated showers.
Outbreaks of rain, sleet and some hill snow are forecast across the region through Saturday morning.