The American Concrete Institute has released ACI 318-19 Building Code Requirements for Structural Concrete.
The document includes:
— Major technical changes in higher reinforcing steel yield strengths
— The addition of shotcrete and deep foundation provisions
— Seismic requirements for deep foundations and other applications
— Vertical seismic motions
— Nonlinear analysis for seismic design
— Modification to development length equations
— Updated shear design provisions and equations
The document also identifies qualification training programs for inspectors/installers and lists certification requirements. The final code requirements of ACI 318-19 are expected to be referenced in the 2021 International Building Code.
Related Stories
| Feb 8, 2012
California likely to eliminate redevelopment agencies
Leaders of California cities had been trying to fashion a compromise with lawmakers after the state Supreme Court ruled the state had the authority to eliminate the agencies and use their property tax money for local services.
| Feb 8, 2012
Project aimed at economical seismic retrofits on historic Memphis structures
The group will develop a low-cost seismic retrofit model that would benefit aging brick-and-mortar structures. It involves bolting steel brackets to existing wooden floor and ceiling joists.
| Feb 8, 2012
Houston signs on to Better Buildings Challenge
The challenge has about $4 billion in federal and private-sector funds, which it will use for building energy upgrades nationwide in the next two years.
| Feb 8, 2012
OSHA offers free health and safety consulting for small businesses
The consultants offer confidential, non-punitive advice.
| Feb 8, 2012
Controversy over pay for prisoners on roofing job in Michigan
The disagreement was over whether the prisoners should have been paid prevailing wage for their brief time on the job because the project was paid for with a U.S. Department of Energy grant.
| Jan 30, 2012
ZigBee and ISO 50001: Two new standards to make buildings greener
These developments demonstrate the dynamic nature of the market and the continued need for development of program standards of many different types that help builders and owners translate high performance and sustainable buildings goals into practical measures on the ground.
| Jan 30, 2012
New firm-fixed-price rules on federal contracts impact construction industry
Contractors will need to be on the lookout for policies such as the Contractor Accountability for Quality clause.
| Jan 30, 2012
Roofer’s fatal plunge demonstrates need for fall-prevention regulations
“The biggest problem is getting our workers to use the equipment,” says Michael J. Florio, executive director of the organization.
