 Ramba uchiverenga ndima iyi - Musi waJuly 16, 1990, kudengenyeka kwenyika kwakakura 7.7 kwakaparadza kuchamhembe kweLuzon, zvichikonzera kuyerera, izvo zvakaita kuti zvivako zvitsvedzerere uye zvinyure nemhaka yehuremu hwazvo hwakakura uye kusununguka kwevhu, iro rakashanduka kuita madhaka ane tsvina yakawanda. Magsaysay Bridge, rimwe remabhiriji maviri anotambanudza Rwizi rwePantal, rakakoromoka, richinonotsa vanhu kubva pakuyambuka kuenda kune mamwe mabhangi uye zvinopesana. Kukuvadzwa kukuru kwakaita kuti mabhizimisi atamisirwe zvachose kumaguta akapoteredza eMangaldan neCalasiao, asi neimwe nzira, Dagupan nevagari vayo vakakwanisa kupora pakudengenyeka kwacho. 