Requests for variances in connection with the construction of experimental residential housing shall be submitted to the director of the building inspections division by the federal agency or its contractors together with the plans and specifications required by the applicable provisions of the abovementioned construction codes. Prior to the issuance of the permits required for the construction proposed in the plans and specifications, the director may, if he or she wishes, return such plans and specifications with his or her comments and recommendations concerning such plans and variances. At any time thereafter and at the request of the federal agency or its contractors, the director shall summarily and without public hearing grant the requested variances. (Prior code § 52.06.602)