CONST./UPGRADING/REHAB. OF DRAINAGE ALONG NAT'L. ROADS, CSR (KO142+276-KO143+196;KO144+350-KO145+100;KO149+785-KO150+018;KO164+138-KO164+978;KO166+733-KO166+914;KO169+683-KO170+534;KO173+200-KO173+398;KO182+010-KO182+1000, MANSALAY-BULALACAO, OR. MINDORO
Southern Mindoro DEO
Region IV-B
SIXTEEN ENTERPRISES-CALAPAN BRANCH (18187)