Tex. Transportation Code § 366.163

(a) An authority may acquire in the name of the authority public or private real and other property it determines necessary or convenient for the construction, operation, maintenance, expansion, or extension of a turnpike project or for otherwise carrying out this chapter.

(b) The property an authority may acquire under this subchapter includes all or any portion of, and rights in and to:

(1) public or private land, streets, alleys, rights-of-way, parks, playgrounds, and reservations;

(2) franchises;

(3) easements;

(4) licenses; and

(5) other interests in real and other property.

(c) An authority may acquire real property by any method, including purchase and condemnation. An authority may purchase public or private real property on the terms and at the price the authority and the property owner consider reasonable.

(d) Covenants, conditions, restrictions, or limitations affecting property acquired in any manner by the authority are not binding against the authority and do not impair the authority's ability to use the property for a purpose authorized by this chapter. The beneficiaries of the covenants, conditions, restrictions, or limitations are not entitled to enjoin the authority from using the property for a purpose authorized under this chapter, but this section does not affect the right of a person to seek compensation for damages to the person's property under Section 17, Article I, Texas Constitution.

(e) Subsection (d) does not affect the obligation of the authority under other state law to compensate the state for acquiring or using property owned by or on behalf of the state.