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January 31, 2013
Steel fiber concrete cuts need for rebar
A new mix allowed crews to build shear wall link beams with 40 percent less rebar at The Martin apartments in Belltown.
By LUCY BODILLY
Special to the Journal
Photos courtesy of Cary Kopczynski & Co.
The city required two peer reviews before it would accept the new technology.
Pouring concrete into congested rebar is difficult: Concrete is hard to place and vibrating around the tangle of rebar to remove the voids makes it even harder.
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