(a) In this section, 'sole expense' means the actual cost of relocating, raising, lowering, rerouting, changing the grade of, or altering the construction of a facility described by Subsection (b) in providing comparable replacement without enhancement of the facility, after deducting from that cost the net salvage value derived from the old facility.(b) If the district's exercise of the power of eminent domain makes necessary relocating, raising, lowering, rerouting, changing the grade of, or altering the construction of a highway, railroad, electric transmission line, telegraph or telephone property or facility, or pipeline, the necessary action shall be accomplished at the sole expense of the district. Added by Acts 2015, 84th Leg., R.S., Ch. 855 (S.B. 1162), Sec. 1.06, eff. April 1, 2017.