§ 27-628 Erection.

   (a)   Bracing. All framework shall be carried up true and plumb. Temporary bracing shall be provided to support all loads imposed upon the framework during construction that are in excess of those for which the framework was designed.

   (b)   Temporary connections. As erection progresses, the work shall be securely bolted, or welded, to resist all dead loads, wind, and erection stresses.

   (c)   Alignment. The structure shall be properly aligned before riveting, permanent bolting, or welding is performed.

Article 9: Reinforced Gypsum Concrete

§ 27-629 General requirements.

Materials, design, and construction methods shall meet the requirements of reference standard RS 10-12.

§ 27-630 Identification of metal reinforcement.

Bundles or rolls of welded wire fabric shall be securely tagged so as to identify the type and grade of steel, and the size.

§ 27-631 Limitations of use.

Reinforced gypsum concrete shall not be used where exposed directly to the weather or where subject to frequent or continuous wetting. Precast units shall be protected by coverings or coatings from the weather and from contact with moisture during shipment and during storage at the work site.