(a) When plans for the erection or alteration of a building are prepared by a licensed professional engineer or registered architect, which contemplate structural work or structural changes involving public safety or health and such plans are accompanied by an affidavit of the applicant that he has supervised the preparation of the architectural, structural and mechanical design plans and that he will supervise or check all working drawings and shop details for the construction and that the structure will be built under his field supervision and in accordance with the approved plans and that such plans conform to all the provisions of this chapter and the regulations adopted pursuant to its provisions and that all the material used in the construction will be controlled materials as defined herein, the director may waive examination of the plans and field inspection of the construction and may issue a permit for the performance of the work.
(b) The licensed or registered professional engineer or architect shall be qualified by experience and training in the particular field of construction involved in the building project under consideration.
(c) Before the issuance of the certificate of use and occupancy for such building, the licensed professional engineer or architect who prepared and filed the original plans and who supervised the erection of the building shall file a verified report that the structure has been erected in accordance with the approved plans; and as erected, the building complies in all respects with this chapter and all other laws governing building construction except as to the specific variations legally authorized under the provisions of this chapter and as specifically noted in the verified report and cited in the certificate of use and occupancy.
(d) When applications for unusual designs or magnitude of construction are filed, the director may refer such plans and specifications to the plan review service of the Building Officials Conference of America for advice and recommendations as to their safety of design and compliance with this chapter; or he may, in his discretion, retain a properly qualified licensed engineer or registered architect to examine such application for a specific building operation with respect to safety and conformance to statutory requirements. Such employed licensed engineer or registered architect shall supervise the construction in the field to secure compliance with the approved plans and permit; and upon completion of the work, he and the builder shall file with the director a verified report to the effect that the building has been erected in accordance with accepted engineering practice and in conformity to all the statutory provisions governing building construction for the designated use group classification of the building or structure in respect to use, fire grading, floor and occupancy loads. (1975 L.M.C., ch. 1, § 2.)