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rc P I EPIQ ENGINEERING, LLC SUBJECT: ONTRAC (CONVEYOR PORTION) <br /> 2814 DOGWOOD PLACE JOB NO: 22319 PAGE: 26 <br /> STRUCTURAL NASHVILLE, TN 37204 ENGINEER: WILSON DATE: 5/19/22 <br /> SOLUTIONS <br /> 10. POINT LOAD ON CONCRETE SLAB—ON—GRADE CHECK <br /> LOAD ON SLAB (KIPS): 3.5 <br /> CONCRETE STRENGTH, F', (PSI): 4,000 (ASSUMED) <br /> SLAB THICKNESS, D (IN) 6.0 (ASSUMED) <br /> MODULUS OF SUBGRADE REACTION, KS (PCI) 100 (ASSUMED) <br /> HALF WIDTH OF BASE PLATE, RI(IN) 2.25 <br /> LOAD REDUCTION FACTOR, 0: 1.00 <br /> MODULUS OF ELASTICITY, Ec (KSI) 3,605 <br /> TENSILE STRENGTH, FT(PSI) 474 <br /> NOMINAL CAPACITY, PN(KIPS) 124 <br /> FACTOR OF SAFETY, FS 3 <br /> ALLOWABLE CAPACITY, PA(KIPS) 41 > 4 O.K. <br /> NOTE: ANALYSIS IS BASED ON EMPIRICAL FORMULA METHOD. REFERENCE: AZZI, VICTOR AND LAIRD, RALPH, "LOAD CARRYING <br /> CAPACITY, CONCRETE SLABS—ON—GRADE SUBJECT TO CONCENTRATED LOADS", STRUCTURE MAGAZINE, APRIL 2008. <br />