(1) Insofar as applicable and not in conflict with this chapter, the statutes and court rules regarding pretrial procedures in civil cases in superior courts of the state of Washington shall be used. Such statutes and rules shall include but shall not be limited to those rules pertaining to discovery of evidence by parties to civil actions.

(2) The board may limit discovery upon motion by any party.

(3) The board may decide whether to permit the taking of depositions, the requesting of admissions, and all other procedures authorized by rules 26 through 37 of the superior court civil rules. The board may condition use of discovery on a showing of necessity and unavailability of other means. In exercising such discretion, the board will consider the criteria set forth in RCW 34.05.446.