On Saturday, 6th September 1997, flight BI238, a Dornier 228-212 operating for Royal Brunei Airlines leased from Merpati Intan which plied the Labuan - Bandar Seri Begawan - Miri route on a regular basis, crashed in Lambir Hills.
The old Piasau bridge was a Bailey bridge at Piasau linking from the peninsular to Piasau at the point closest to the sea. The bridge, originally made of steel and wood with a single lane to handle the occasional vehicle traffic crossing, has seen several upgrades over the years.