Colorado Revised Statutes Title 43. Transportation § 43-2-207. Expense of construction and maintenance

(2)(a) Expenditures authorized under this title for the construction and maintenance of highways on land which has been purchased, condemned, leased, or otherwise acquired by the department of transportation or the board of county commissioners of any county of the state may include the spraying of such lands bordering highways which are infested with grasshoppers or other insects, as the latter are defined in paragraph (c) of this subsection (2), and may also include the destruction and eradication of noxious, injurious, and poisonous weeds growing along said highways.

(b) Expenditures made by the transportation commission pursuant to this subsection (2) shall be paid from the state highway fund.

(c) As used in this subsection (2), “insects” means any of the small invertebrate animals in the phylum arthropoda comprising the class insecta, arachnida, and chilopoda, that is six-legged winged and unwinged forms, eight-legged segmented forms and those with two or more pairs of legs per body segment.