As used in this article, the following words and terms shall have the following meaning:
"Commissioner" means the West Virginia commissioner of highways.
"Cost," when used with respect to any surface transportation improvement, means any and all costs of acquiring, constructing, reconstructing, replacing, completing or repairing any surface transportation improvement, including without limiting the generality of the foregoing, land, property, rights, franchises, materials, labor and services, contractors' fees, planning and engineering expenses, financing costs, legal fees, trustees' or paying agents' fees and interest on obligations issued under this article.
"Note" means any note or other obligation issued pursuant to this article.
"Outstanding note" means a note which has been issued pursuant to this article and has not been repaid, but does not include notes which are to be paid from designated moneys or securities which are irrevocably held in trust solely for such purpose.
"Surface transportation improvement" means any interstate or other highway, secondary road, bridge and toll road construction, reconstruction, improvement or repair, as to which all or a portion of the cost thereof is to be reimbursed to the state under federal legislation.