(1) The department consists of the following divisions:

(a) The highway maintenance division, created in section 43-1-114;

(b) The engineering, design, and construction division, created in section 43-1-116;

(c) The transportation development division, created in section 43-1-117;

(d) The aeronautics division, created in article 10 of this title; and

(e) The transit and rail division created in section 43-1-117.5.

(2) (a) In addition to the divisions created by subsection (1) of this section, the commission shall create such divisions, sections, and units as are necessary to implement the provisions of this part 1.

(b) (I) The commission shall create divisions, sections, or units as are necessary to address the following modes of transportation:

(A) Mass transit operations of public mass transit operators;

(B) Special transportation districts including, but not limited to, public highway authorities created pursuant to the provisions of part 5 of article 4 of this title, and tunnel districts created pursuant to the provisions of article 1 of title 32, C.R.S.;

(C) Railroads;

(D) Bicycles and pedestrians.

(II) The duties of the department with regard to the modes of transportation under this paragraph (b) shall be to:

(A) Gather information concerning the operations, planning, and funding requirements of the present and future transportation systems to assist the department in planning; and

(B) Provide data and technical assistance to transportation operators to assist their operations and to help improve transportation in Colorado.

(III) The department shall not assume operating responsibilities of existing transportation entities unless authorized by intergovernmental agreement.

(c) The commission shall create such divisions, sections, and units of the department as are necessary to provide the following services for the department:

(I) Administrative and human services; and

(II) Financial and budget management.

(d) Repealed.