during task during task
Chapter 9 Masonry
NCSBC-TABLE 1704.5.3 LEVEL 2 SPECIAL INSPECTION
FREQUENCY OF INSPECTION Continuous Periodically
REFERENCE FOR CRITERIA
1. From the beginning of masonry construction, the following shall be verified to ensure compliance: a. Proportions of site-mixed mortar and grout. b. Placement of masonry units and construction of mortar joints. c. Placement of reinforcement and connectors.
Grout space prior to grouting.
Placement of grout.
Placing of Prestressing grout.
Inspection program shall verify:
Size and location of structural
elements. b. Type, size and location of anchors, including other details of anchorage of masonry to structural members, frames or other construction. c. Specified size, grade and type of reinforcement. d. Welding of reinforcing bars.
e. Protection of masonry during cold weather (temperature below 40°F) or hot weather (temperature above 90°F). f. Application & measurement of prestressing force. 3. Preparation of any required grout specimens, mortar specimens and/or prisms shall be observed. 4. Compliance with required inspection provisions of the construction documents and the approved submittals shall be verified.
X X X
Sec. 2104.3, 2104.4
Sec. 2105.2.2, 2105.3 —
Art. 3.4, 3.6 Art. 3.2D Art. 3.5 Art. 3.6C
Sec. .2.2(e), 2.1.4, 3.1.6
Art. 2.4, 3.4
Sec. 126.96.36.199.2, 188.8.131.52(b)
Art. 1.8C, 1.8D
For SI: °C = (°F - 32)/1.8. a. The specific standards referenced are those listed in Chapter 35.
SICC-904 COLD-WEATHER AND HOT-WEATHER CONSTRUCTION
SICC-904.1 Cold weather. When either the ambient temperature falls below 40°F (4°C), or the temperature of masonry units is below 40°F (4°C), cold weather construction requirements as specified in NCSBC-Table 1704.5.1 or NCSBC-Table 1704.5.3 and NCSBC-2104.3 shall be implemented.