Post Installed Anchor Design: wedge expansion
0.5in#2.25in#6000psi#cracked to 0.625in#2.75in#6000psi#uncracked
Post-installed concrete anchor design capacities per ACI 318-19 Chapter 17: wedge expansion, sleeve expansion, screw (Tapcon-type), adhesive threaded rod, and undercut anchors; tension and shear LRFD design strengths for 3/8 to 1 inch diameters in 3000-6000 psi concrete, cracked and uncracked conditions
| anchor type | anchor id | condition | diameter in (in) | effective embedment hef in (in) | embedment depth in (in) | fc psi (psi) | max torque ft lb (ft-lb) | min edge distance in (in) | min spacing in (in) | phi shear (dimensionless) | phi tension (dimensionless) | shear capacity lb (lb) | shear capacity type | standard | tension capacity lb (lb) | tension capacity type |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| wedge expansion | 0.5in#2.25in#6000psi#cracked | cracked | 0.5 | 2.125 | 2.25 | 6,000 | 40 | 3 | 5 | 0.65 | 0.7 | 1,210 | steel | ACI 318-19 Ch.17; ICC-ES ESR-4266; cracked f'c=6000 | 1,179 | concrete breakout |
| wedge expansion | 0.5in#2.25in#6000psi#uncracked | uncracked | 0.5 | 2.125 | 2.25 | 6,000 | 40 | 3 | 5 | 0.65 | 0.75 | 1,210 | steel | ACI 318-19 Ch.17; ICC-ES ESR-4266; 1/2 in f'c=6000 psi | 1,965 | steel |
| wedge expansion | 0.5in#3.75in#3000psi#uncracked | uncracked | 0.5 | 3.625 | 3.75 | 3,000 | 40 | 3 | 5 | 0.65 | 0.75 | 1,210 | steel | ACI 318-19 Ch.17; deep embedment; Fastenere/Confast data | 1,390 | steel |
| wedge expansion | 0.5in#3.75in#4000psi#uncracked | uncracked | 0.5 | 3.625 | 3.75 | 4,000 | 40 | 3 | 5 | 0.65 | 0.75 | 1,210 | steel | ACI 318-19 Ch.17; deep embedment 1/2 in; Fastenere data | 1,697 | steel |
| wedge expansion | 0.5in#3.75in#6000psi#uncracked | uncracked | 0.5 | 3.625 | 3.75 | 6,000 | 40 | 3 | 5 | 0.65 | 0.75 | 1,210 | steel | ACI 318-19 Ch.17; deep embedment 1/2 in; f'c=6000 psi | 2,076 | steel |
| wedge expansion | 0.625in#2.75in#3000psi#cracked | cracked | 0.625 | 2.625 | 2.75 | 3,000 | 60 | 3.75 | 6.25 | 0.65 | 0.7 | 1,870 | steel | ACI 318-19 Ch.17; cracked f'c=3000 | 1,299 | concrete breakout |
| wedge expansion | 0.625in#2.75in#3000psi#uncracked | uncracked | 0.625 | 2.625 | 2.75 | 3,000 | 60 | 3.75 | 6.25 | 0.65 | 0.75 | 1,870 | steel | ACI 318-19 Ch.17; ICC-ES ESR-4266 5/8 in carbon steel | 2,165 | steel |
| wedge expansion | 0.625in#2.75in#4000psi#cracked | cracked | 0.625 | 2.625 | 2.75 | 4,000 | 60 | 3.75 | 6.25 | 0.65 | 0.7 | 1,870 | steel | ACI 318-19 Ch.17; cracked f'c=4000 | 1,500 | concrete breakout |
| wedge expansion | 0.625in#2.75in#4000psi#uncracked | uncracked | 0.625 | 2.625 | 2.75 | 4,000 | 60 | 3.75 | 6.25 | 0.65 | 0.75 | 1,870 | steel | ACI 318-19 Ch.17; 5/8 in f'c=4000 psi | 2,499 | steel |
| wedge expansion | 0.625in#2.75in#6000psi#uncracked | uncracked | 0.625 | 2.625 | 2.75 | 6,000 | 60 | 3.75 | 6.25 | 0.65 | 0.75 | 1,870 | steel | ACI 318-19 Ch.17; 5/8 in f'c=6000 psi | 3,060 | steel |
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