On the 26th of December 2004 the Tsunami which destroyed the southern and eastern coastal ares damaged part of the semi-permanent buildings of the college.

As of 2006, these semi-permanent portable buildings have been removed and replaced with permanent facilities.

The original school buildings which were made of bamboo slats, coconut trunks and nipa roofing, were gradually replaced with semi-permanent buildings.

Students participated in the construction of the semi-permanent buildings for days.

In 1985, some of the old semi-permanent buildings were demolished and replaced by a new three story building known as Building K1.

He also secured funds from Senator Cipriano P. Primicias, Sr., a native of Pangasinan, to build a two-story semi-permanent building for the city high school.

It was followed by three room semi-permanent building donated by the Local Government through the town's mayor, Hon. Juan G. Guysayko to accommodate the surging enrollment.

Perhaps the lithos had noticed the whirring creatures around them, or more likely had spotted the semi-permanent buildings around the square.

There were 120 permanent, 39 semi-permanent, and 6 temporary buildings, for a total of 165 buildings.

The Adamson Centre (rooms prefixed with A), completed in early 2012, is a semi-permanent building which provides spare classrooms for a range of teaching departments.