<ul><li>GDC operative to maintain welfare supplies, to be delivered as and when is necessary.&nbsp;&nbsp;</li><li>Labour and materials to be charged on a monthly basis.&nbsp;</li></ul><p><strong>Breakdown</strong></p><p>Labour: &pound;586.84</p><p>Materials: &pound;296.66</p><p>Our total cost to carry out the above works in normal working hours shall be</p>