Building Codes Are Changing - New Anchor Designs Now Required
Most states across the country have now adopted the 2012 International Building Code (IBC) and many jurisdictions within each state are now enforcing the new code. As a result, engineers and designers are increasingly being required to specify anchors designed and tested to meet the new requirements of the code. The 2012 IBC requires that Strength Design methodology be used when designing structural anchorages within buildings and other structures. This affects how and when post-installed concrete anchors are specified and what products will be suitable for use.

When designing concrete anchorages, designers are now being required to consider, among other things, whether conditions exist that may cause the concrete to crack. If it's determined such conditions do exist, anchors designed and tested for use in cracked concrete must be specified. If it's determined there is no risk of concrete cracking, the designer may choose to specify anchors approved for use in uncracked concrete. In either case, strength design methodology is required as part of the 2012 IBC.
Simpson Strong-Tie Anchor Systems offers both adhesive and mechanical anchors that meet the 2012 IBC requirements and are ICC-ES code listed for use in cracked-concrete environments.
View the latest State and Jurisdiction International code adoption information.
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Simpson Strong-Tie Anchor Systems Cracked-Concrete Product Solutions
CODE LISTED
ICC-ES ESR-2508

Titen HD® Anchor
and Titen HD® Rod Hanger
CODE LISTED
ICC-ES ESR-2713
CODE LISTED
ICC-ES ESR-1771
CODE LISTED
ICC-ES ESR-3037
CODE LISTED
ICC-ES
ESR-2705
Testing
Simpson Strong-Tie Anchor Systems® has, for years, been at the forefront of developing anchors for use in both cracked and uncracked concrete. In fact, one of our test labs was the first lab in the U.S. to be accredited for testing anchors in cracked concrete. We have devoted years of research, product development and extensive testing in the evolution of our cracked and uncracked concrete anchors. With our technical expertise and support you can rely on us to be the trusted source for concrete anchors.
Anchor Selector™ Software for ACI 318
Simpson Strong-Tie Anchor Systems® Anchor Selector™ Software for ACI 318 analyzes and suggests anchor solutions using the ACI 318, Appendix D strength design methodology (or CAN/CSA A23.3 Annex D limit states design methodology). It provides cracked and uncracked-concrete anchor solutions for numerous Simpson Strong-Tie Anchor Systems® mechanical and adhesive anchors. With its easy to use graphical interface, Anchor Selector™ Software for ACI 318 eliminates the need for tedious calculations by hand that would otherwise be necessary to determine cracked concrete anchor solutions.
Anchors supported: Strong-Bolt® 2 wedge anchor, Strong-Bolt® wedge anchor, Titen HD® screw anchor, SET-XP® adhesive with threaded rod, SET-XP adhesive with rebar.
Anchor Selector™ Software is FREE - download today!
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Common conditions that cause cracking of concrete
- Concrete in tension – such as in the underside of a slab
- Concrete elements located in areas prone to seismic activity
- Other factors that contribute to cracking include:
- External short term loads (such as high winds)
- Temperature variations
- Shrinkage during curing




