When people say CRTPO killed the I-77 toll lanes, it is worth knowing what CRTPO is, and how one regional board ended a multibillion-dollar state project.
The Charlotte Regional Transportation Planning Organization is the metropolitan planning organization for the Charlotte region — the board that federal rules require every large urbanized area to maintain in order to prioritize transportation projects for state and federal money. That is why a project that loses CRTPO's support comes off the state's funded list rather than simply stalling: the board's backing is a precondition for the funding.
CRTPO does not vote one-member, one-vote. It uses a weighted system in which the largest jurisdictions carry the most votes, which is why the City of Charlotte controls the single biggest bloc. Exactly how big is a number worth getting right, and the public reporting does not fully agree: WSOC put Charlotte's share at 41 percent, while Axios described it as "31 of 68," or about 45.6 percent. Both figures circulated in coverage of the vote. What is not in dispute is the practical consequence — Charlotte's bloc is large enough that when the city and the county move together and the surrounding towns line up behind them, the outcome is effectively settled.
That is what happened with the I-77 South toll lanes. The City Council withdrew the city's support on May 11. Mecklenburg County's representatives aligned. Sustain Charlotte said every municipality in the county joined in. Against that, the region's smaller jurisdictions could not assemble the weighted votes to keep the project alive.
It is also the reason the math once ran the other way. The same weighting that let Charlotte lead the reversal is the weighting that let the toll plan advance when the city supported it. The board did not change. The city's position did.