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Chapter 12 Earth Retention Systems

CHAPTER 12 EARTH RETENTION SYSTEMS

SICC-1201 GENERAL

The requirements of this chapter shall apply when construction includes earth retention systems elements as listed in SICC-302.8.

SICC-1202 CONSTRUCTION DOCUMENTS

SICC-1202.1 Review and approval. The earth retention system construction documents shall be submitted for review and approval to the CCBSD prior to permit issuance. Construction documents for earth retention systems which are to become a permanent part of the final structure shall be reviewed and approved by the SER, including field inspection requirements, prior to submission to the CCBSD.

SICC-1202.2 Preparation of construction documents. Earth retention system construction documents, including the related design calculations, shall be prepared, signed and sealed by a RDP experienced in the design of earth retention systems. In addition to structural design, the construction documents shall include the following:

  • Adjoining properties. Recommendations for protecting adjoining properties, including existing public and private streets.

  • Installation. System installation criteria, including allowable inward movement, pile installation and tie-back criteria, and requirements for inspection and monitoring of the earth retention system construction and adjacent properties.

SICC-1203 FABRICATION AND ERECTION DOCUMENTS

SICC-1203.1 Review and approval. The earth retention system fabrication and erection documents shall be submitted to the SER for review and approval prior to construction. The GC shall provide SER-approved fabrication and erection documents for use by the SIER to conduct special inspections during construction.

SICC-1203.2 Preparation of fabrication and erection documents. The RDP responsible for the construction documents shall also prepare, sign and seal the fabrication and erection documents.

SICC-1204 INSPECTIONS

SICC-1204.1 Special inspections required. The SIER shall perform the special inspections. Earth retention systems shall have special inspections performed to determine compliance with County approved construction documents and this SICC-2007, including the following:

  • Compaction. Compaction process to determine that materials' quality and in-place density tests comply with the County approved specifications and geotechnical notes and the requirements of NCSBC-1704.7.

  • Backfill, drainage and waterproofing. Backfill, foundation drainage systems, and waterproofing during and following their placement for compliance with approved backfill, foundation drainage systems, and waterproofing specifications.

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