lane. You will know when you can use this because a speed limit  sign will be shown above all open lanes, including the hard  shoulder. A red cross or blank sign above the hard shoulder means  that you MUST NOT   drive on the hard shoulder except in an  emergency or breakdown. Emergency refuge areas have also been  built into these areas for use in cases of emergency or breakdown.  Laws MT(E&W)R regs 5, 5A & 9, MT(S)R regs 4 & 8  7.Stopping 270. You MUST NOT   stop on the carriageway, hard shoulder, slip road,  central reservation or verge except in an emergency, or when told  to do so by the police, HA traffic officers in uniform, an emergency  sign or by flashing red light signals. Do not stop on the hard  highwaycodeuk.co.uk 138 