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Chapter 8 Precast Concrete

SICC-804 INSPECTION OF PRECAST CONCRETE ELEMENTS

The SIER shall perform special inspections of precast concrete building elements as required by the NCSBC, NCSBC-1704.4, and NCSBC-Table 1704.4 Item 9 during erection for conformance with SER approved documents.

SICC-804.1 Site-cast precast concrete. During fabrication of site-cast precast concrete elements, the SIER shall verify the following:

  • Concrete. Concrete complies with the approved concrete mix designs and the applicable provisions of SICC-2007 Chapter 7 for cast-in-place concrete.

  • Compressive strength of field-cured cylinders. The compressive strength of field-cured cylinders satisfies minimum strength requirements of the approved construction documents and the lifting requirements and lifting insert specifications of the approved fabrication and erection documents.

  • Reinforcing steel. Reinforcing steel, including lifting inserts, is installed in accordance with approved documents.

SICC-804.2 Erection: During erection of precast concrete elements, the SIER shall verify the following:

  • Assembly. Precast concrete elements are lifted, assembled and braced in accordance with approved fabrication and erection documents.

  • Welders. Welders and weld inspectors are certified in accordance with AWS D1.1, Chapter 5, Part C.

  • Connections. All welded connections in the structural frame are in accordance with approved documents and applicable sections of the AWS D1.1 Welding Code, SJI Specifications, AISC, and NCSBC. All connections of architectural precast concrete elements in buildings exceeding 30 feet in height and assigned to Seismic Design Category D, E or F in accordance with NCSBC-1707.6.

SICC-805 COMPLETION OF PRECAST CONCRETE CONSTRUCTION

Upon completion of architectural and structural precast concrete construction, the SIER shall submit a completion letter to CCBSD. The SIER shall also indicate the date of completion on the final report of special inspections for all precast concrete construction.

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