As population growth continues in Texas, I-69 will serve and provide for the next generation. Many counties and communities along the I-69 Texas system are close to the gulf coast.
An interstate would provide additional lanes and capacity for emergency evacuations such as hurricanes.
An interstate highway has safety features that undivided two and four-lane highways do not have such as overpasses at crossroads, entrance and exits ramps and shoulders.
An interstate may also increase economic development because convenient interstate access is a factor when businesses undergo site selection.