Serving Washington, Oregon and Idaho
IBC Section #2107.2.1
This code change was adopted on March 28, 2018. It places a cap on the required length of reinforcement lap splices for allowable stress design (ASD) of masonry. It makes the allowable stress maximum lap length equivalent to the strength design maximum lap length.
Please click here to view the code change on the State of Idaho website (opens as a PDF): https://adminrules.idaho.gov/rules/2019%20Archive%20C2/07/070301.pdf
Please click here to view a PDF of the Guide Specification:
Section 04220 – Guide Specification for Reinforced Concrete Unit Masonry
When using the optional IECC code compliance method, see Chapter 4 amendment in Statewide Alternate Method (SAM) 19-01 (opens as PDF):
https://www.oregon.gov/bcd/codes-stand/documents/sam-19-01-18IECC.pdf
This technical bulletin discusses the application of concrete masonry units in anchored veneer construction. Concrete masonry can provide a durable, aesthetically-pleasing exterior facade over various backing surfaces for a variety of building types. This bulletin focuses on the control of non-structural cracking of concrete masonry veneer to maintain the appearance and water resistance desired.
Please click here to view the entire TEK note (opens as PDF in a new window).
If you are designing a gymnasium, big-box retail, or one of several other building types, you can still utilize integral-insulated exposed single-wythe concrete masonry (CMU) walls for code compliance. This cost-effective wall system remains a prescriptive path design option in the latest Washington and Oregon energy codes.
Click here to view the full article by Tom Young (opens as PDF).
If you are designing a gymnasium, big-box retail, or one of several other building types, you can still utilize integral-insulated exposed single-wythe concrete masonry (CMU) walls for code compliance. This cost-effective wall system remains a prescriptive path design option in the latest Washington and Oregon energy codes.
Click here to view the full article by Tom Young (opens as PDF).
Oregon:
Click below to view the SAM 19-01 – Single-wythe CMU mass wall exception, Chapter 4 (opens as PDF).
https://www.oregon.gov/bcd/codes-stand/documents/sam-19-01-18IECC.pdf