INVITATION TO BID FOR THE 1. Proposed Foundation and Erection of 1,200 CU.M. Bolted Steel Tank (BST) at Makina, Balete, Leviste Highway, Brgy. Makina, Balete, Batangas (POW# 25-05-044); and 2. Proposed Site Development of Makina BST Site Leviste Highway, Brgy. Makina, Balete, Batangas (POW# 25-05-043)