Pence says the Democrats' proposal could bankrupt the state.
Some estimates say local governments need $500 million more per year to maintain existing pavement.
Several officials agreed maintaining existing transportation systems would be as important, if not more, than new additions.
GOP lawmakers are enthusiastic about the idea of devoting more money to help improve the state’s infrastructure, but they aren’t fully embracing the plan.
The debate over how best to fund road and bridge improvements in Indiana is far from over.
Commissioner Brandye Hendrickson told lawmakers Thursday INDOT needs about $250 million more a year to maintain adequate road conditions.
A missing ingredient in some asphalt used for nearly 200 Indiana road projects could prompt the state to have to repair certain roads long before projections.
Officials have warned for years that increased fuel efficiency is reducing gas tax revenues. Those revenues have traditionally paid for road maintenance.
House Speaker Brian Bosma says he anticipates making infrastructure a primary focus the next two sessions.
An I-69 bridge was dedicated to David Graham and the late James Newland, two men who played instrumental roles in making the interstate a reality.