Section 27-625
§ 27-625 General requirements. Materials, design, and construction
methods shall meet the requirements of reference standards RS 10-10 and
RS 10-11.
Section 27-626
§ 27-626 Identification. Aluminum for structural elements shall at all
times in the fabricator's plant, be marked, segregated, or otherwise
handled so that the separate alloys and tempers are positively
identified, and after completion of fabrication shall be marked to
identify the alloy and temper. Such markings shall be affixed to
completed members and assemblies or to boxed or bundled shipments of
multiple units prior to shipment from the fabricator's plant.
Section 27-627
§ 27-627 Quality control. (a) Reference. The provisions of tables 10-1
and 10-2 shall apply.
(b) Welding operations.
(1) Welding work shall be performed only by persons who have obtained
a license from the commissioner.
(2) Where manual welding work is not performed in the city of New
York, welds shall be made by welders qualified under the applicable
provisions of reference standard RS 10-25.
(3) Tack welds that are not later incorporated into finished welds
carrying calculated stress shall not be considered as structural welds.
(4) The inspection of welding operations stipulated in table 10-2
shall include a check to ascertain that the welders employed on the work
have the required license or are qualified in accordance with paragraph
two of this subdivision.
Section 27-628
§ 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.