The complex build entailed the fitting together onsite of 32 concrete decks manufactured off-site at a various locations across southeast Queensland to create the 24m span.
With the help of local suppliers contractor SGQ used 40 tonnes of Australian steel, more than 210cm concrete and 140 tonnes of asphalt.
Noosa Mayor Clare Stewart said the design was the brainchild of Noosa-based businesses TOD Consulting Engineers while another local firm NEACH supplied the pedestrian handrails.
This bridge rebuild meant to last 100 years has taken its pre-fab inspiration from Lego.
"We now have a bridge with a 166-tonne rating and a lifespan of 100 years to cater for our long-term traffic needs," Cr Stewart said.