sentences:  By December 2009, the project had been forecasted to be £1.3 million over budget, the Council's extra liabilities being limited to £5 million over the originally agreed price—with the right to impose penalties upon the contractors for late delivery; since February 2009, the contractors had been amassing a fine of £14,000 per day for late delivery, amounting to £6 million by June 2010 and estimated in December 2010 to be £9 million.On 29 January 2010, Cambridgeshire County Council's head of audit and risk management stated that uncertainty over the final construction price had been causing cash flow issues for the council.The County Council's performance bond with BAM Nuttall was limited to £7.5 million, plus a further "unlimited guarantee" from Koninklijke BAM Groep, BAM Nuttall's parent company based in The Netherlands.