<ul><li>Attend site, cut off existing security padlock and replace with&nbsp;new. &nbsp;To undertake&nbsp;the installation of a proof of patrol system within&nbsp;the North Woolwich Crossrail site. &nbsp;Keys to be returned to Patricia Mayor. &nbsp;Quote is based on 5 readers only. &nbsp;&nbsp;&nbsp;</li></ul><p>Our total cost to carry out the above works shall be:</p>