323 75TH ST SE BLDG B 2023-07-31

Intertek Test: AC 273 Structural Tests Date: 14-Nov-06 Project: 3099244 Eng/Tech: Adam Mantel Client: Innovative Aluminum Product: Surface Mount 6 foot Welded Picket System Post Spacing: 6 ft 1.83 m Effective Length: 6 ft 1.83 m Height of Guard: 42.25 in 1073 mm Opening in Guard: 3.9 in 99 mm Method: AC 273 Acceptance Criteria for Handrails and Guards(Approved October 2004) 4.2 Structural Tests 1714.3.1 Test Procedure Safety Factor: 2.5 Equipment: Revere 2000 lb load cell with direct read-out cal due August 2007 Design Required Equivalent Required Measured Load Calculated Required Maximum Test (Inward/ Factored Moment Quarter- Proof Load Deflection Maximum Deflection Pass/Fail Outward) Load(Ibf) (lbf-ft) Point Load (lbf) h/24+I/gg Deflection at 200 lbf (lbf) (lbf) (in) h/12(in) (in) In-fill Load Test 50 125 - - 125 - - - Pass Uniform Load Test 70 175 788 525 1050 - - - Pass (per ft)* Midspan 200 500 - - 500 1.82 1.72 Pass Concentrated Load Top of Post 200 500 - 500 3.52 1.42 Pass Concentrated Load *Note-175 lb/ft uniform load requirement exceeds 125 lb/ft load requirement in the 2006 International Building Code and ICC-ES AC273,Approved 2008 Design Equivalent Required Required Measured Load Factored Calculated Quarter- Required Maximum Maximum Deflection Test (Inward/ Load Moment Point Load Proof Load Deflection Deflection at 0.890 Pass/Fail Outward) (kN) (kNm) (kN) (kN) h/24+1/96 h/12(mm) kN(mm) (kN) (mm) In-fill Load Test 0.22 0.56 - - 0.56 - - - Pass Uniform Load Test 1.02 2.55 1.07 2.34 4.67 - - - Pass (per m)* Midspan 0.89 2.22 - 2.22 46.3 43.7 Pass Concentrated Load Top of Post 0.89 2.22 - 2.22 89.4 36.1 Pass Concentrated Load *Note-175 lb/ft uniform load requirement exceeds 125 lb/ft load requirement in the 2006 International Building Code and ICC-ES AC273,Approved 2008 3099244 Innovative Aluminum AC 273 Test Data(AUG 20 08)-AC 273 6ft Surface Page 2 of 2