(a) The hearing will ordinarily proceed in the following order:

1. (1) Identification of the dispute and a brief, fair summary of correspondence received by the presiding officer.
2. (2) Presentation by or on behalf of the disputing agency which initially submitted a request for certification pursuant to Section 16014, if such agency wishes to expand upon the material contained in its statement of contentions.
3. (3) Other disputing agencies wishing to expand upon the material contained in their statement of contentions.
4. (4) Other speakers concerning the dispute. Any person wishing to speak shall be heard.