Any utility that proposes to construct a gas or liquid energy conversion facility or a gas or liquid transmission facility within the state may make an application to the commission for a waiver of any of the procedures or time schedules set forth in this chapter or in the rules adopted pursuant to this chapter. The commission, upon a finding that the proposed facility is of a length, design, location, or purpose that it will produce minimal adverse effects, or, upon a     finding that a demonstrable emergency exists, may issue an order waiving specified procedures and time schedules required by this chapter or by the rules adopted pursuant to this chapter, including applications, notices, and hearings, and may forthwith issue a certificate of site compatibility, a certificate of corridor compatibility, or a route permit, with such conditions as the commission may require.