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CITY OF SANTA ANA <br />Planning and Building Agency <br />Anchor Fastening Technical Guide, Edition 22 <br />Table 14 - Load adjustment factors for 3/4-in. diameter Hilti KH-EZ and KH-EZ CRC in unci cked corApproved <br />Edgedistancein <br />heEFOR PERMIT <br />ISSUANCE <br />II tD <br />and away <br />Spacing factor <br />Edge distance <br />Spacing factor <br />Conc. thickness <br />3/4-in. KH-EZ <br />in tension <br />factor in tension <br />in shear" <br />-L toward edge <br />i,om <br />edge <br />factor in shear' <br />uncracked concrete <br />fAN <br />fRN <br />fAv <br />fRv <br />fr+v <br />Embedment h"°m in. <br />(mm) <br />4 <br />(102) <br />6-1/4 <br />(159) <br />4 <br />(102) <br />6-1/4 <br />(159) <br />4 <br />1 (102) <br />6-1/4 <br />(159) <br />4 <br />(102) <br />6-1/4 <br />(159) <br />4 <br />(10 <br />)D <br />J <br />tQ159) <br />4 <br />(102) <br />1-3/4 (44) <br />n/a <br />n/a <br />0.57 <br />0.48 <br />1 n/a <br />n/a <br />0.10 <br />0.05 <br />0.19 <br />0.10 <br />n/a <br />- <br />2 (51) <br />n/a <br />n/a <br />0.61 <br />0.50 <br />n/a <br />n/a <br />0.12 <br />0.06 <br />0. <br />E <br />2-1/2 (64) <br />n/a <br />n/a <br />0.68 <br />0.54 <br />n/a <br />n/a <br />0.16 <br />0.08 <br />0.33 <br />0.17 <br />n/a <br />n/a <br />3 (76) <br />0.67 <br />0.60 <br />0.76 <br />0.58 <br />0.56 <br />0.54 <br />0.21 <br />0.11 <br />0.43 <br />0.22 <br />n/a <br />n/a <br />3-1/2 (89) <br />0.70 <br />0.62 <br />0.84 <br />0.62 <br />0.57 <br />0.55 <br />0.27 <br />0.14 <br />0.54 <br />0.28 <br />n/a <br />n/a <br />4 (102) <br />0.73 <br />0.64 <br />0.93 <br />0.67 <br />0.58 <br />0.55 <br />0.33 <br />0.17 <br />0.66 <br />0.34 <br />n/a <br />n/a <br />U) <br />4-1/2 (114) <br />0.76 <br />0.65 <br />1.00 <br />0.72 <br />0.59 <br />0.56 <br />0.39 <br />0.20 <br />0.79 <br />0.41 <br />n/a <br />n/a <br />5 (127) <br />0.79 <br />0.67 <br />0.76 <br />1 0.60 <br />0.56 <br />0.46 <br />0.24 <br />0.92 <br />0.48 <br />n/a <br />n/a <br />r <br />5-1 (140) <br />0.81 <br />0.69 <br />0.81 <br />0.61 <br />0.57 <br />0.53 <br />0.28 <br />1.00 <br />0.55 <br />n/a <br />n/a <br />a) <br />6 (152) <br />0.84 <br />0.71 <br />0.86 <br />0.62 <br />0.58 <br />0.61 <br />0.31 <br />0.63 <br />0.69 <br />n/a <br />0 <br />7 (178) <br />0.90 <br />0.74 <br />0.97 <br />0.64 <br />0.59 <br />0.77 <br />0.40 <br />0.79 <br />0.75 <br />n/a <br />8 (203) <br />0.96 <br />0.78 <br />1.00 <br />0.66 <br />0.60 <br />0.94 <br />0.48 <br />0.97 <br />0.80 <br />n/a <br />8-1/8 (206) <br />0.96 <br />0.78 <br />0.66 <br />0.60 <br />0.96 <br />0.50 <br />0.99 <br />0.80 <br />0.65 <br />as <br />9 (229) <br />1.00 <br />0.81 <br />0.68 <br />0.62 <br />1.00 <br />0.58 <br />1.00 <br />0.85 <br />0.68 <br />10 (254) <br />0.84 <br />0.70 <br />0.63 <br />0.68 <br />0.89 <br />0.72 <br />N <br />11 (279) <br />0.88 <br />0.72 <br />0.64 <br />0.78 <br />0.94 <br />0.75 <br />a <br />12 (305) <br />0.91 <br />0.74 <br />0.65 <br />1 0.89 <br />0.98 <br />0.79 <br />14 (356) <br />0.98 <br />0.78 <br />0.68 <br />1.00 <br />1.00 <br />0.85 <br />1 <br />16 (406) <br />1.00 <br />0.82 <br />0.71 <br />1 0.91 <br />18 (457) <br />0.86 <br />0.73 <br />0.96 <br />20 (508) <br />0.90 <br />0.76 <br />1.00 <br />a <br />24 (610) <br />0.98 <br />0.81 <br />30 (762) <br />1 <br />1.00 <br />0.89 <br />> 36 914 <br />0.96 <br />Table 15 - Load adjustment <br />factors for 3/4-in. diameter Hilti KH-EZ and <br />KH-EZ CRC in cracked concrete',z <br />Edge distance in shear <br />II to and away <br />Spacing factor <br />Edge distance <br />Spacing factor <br />Conc. thickness <br />3/4-in. KH-EZ <br />in tension <br />factor in tension <br />in shear' <br />-L toward edge <br />from edge <br />factor in shear' <br />cracked concrete <br />fAN <br />fRN <br />fAv <br />fRv <br />fRv <br />f Hv <br />Embedment h in. <br />4 <br />6-1/4 <br />4 <br />6-1/4 <br />4 <br />6-1/4 <br />4 <br />6-1/4 <br />4 <br />6-1/4 <br />4 <br />6-1/4 <br />° (mm) <br />(102) <br />(159) <br />(102) <br />(159) <br />(102) <br />(159) <br />(102) <br />(159) <br />(102) <br />(159) <br />(102) <br />(159) <br />1-3/4 (44) <br />n/a <br />n/a <br />0.57 <br />0.48 <br />n/a <br />n/a <br />0.11 <br />0.06 <br />0.22 <br />0.11 <br />n/a <br />n/a <br />E <br />2 (51) <br />n/a <br />n/a <br />0.61 <br />0.50 <br />n/a <br />n/a <br />0.13 <br />0.07 <br />0.27 <br />0.14 <br />n/a <br />n/a <br />E <br />2-1/2 (64) <br />n/a <br />n/a <br />0.68 <br />0.54 <br />n/a <br />n/a <br />0.19 <br />0.10 <br />0.37 <br />0.19 <br />n/a <br />n/a <br />3 (76) <br />0.67 <br />0.60 <br />0.76 <br />0.58 <br />0.57 <br />0.54 <br />0.24 <br />0.13 <br />0.49 <br />0.25 <br />n/a <br />n/a <br />_ <br />3-1/2 (89) <br />0.70 <br />0.62 <br />0.85 <br />0.63 <br />0.58 <br />0.55 <br />0.31 <br />0.16 <br />0.61 <br />0.32 <br />n/a <br />n/a <br />4 (102) <br />0.73 <br />0.64 <br />0.93 <br />0.67 <br />0.59 <br />0.56 <br />1 0.38 <br />0.19 <br />0.75 <br />0.39 <br />n/a <br />n/a <br />4-1/2 (114) <br />0.76 <br />0.65 <br />1 1.00 <br />0.72 <br />1 0.60 <br />0.56 <br />0.45 <br />0.23 <br />0.90 <br />0.46 <br />n/a <br />n/a <br />5 (127) <br />0.79 <br />0.67 <br />0.77 <br />0.61 <br />0.57 <br />0.52 <br />0.27 <br />1.00 <br />0.54 <br />n/a <br />n/a <br />Y <br />5-1/2 (140) <br />0.81 <br />0.69 <br />0.81 <br />0.62 <br />0.58 <br />0.60 <br />0.31 <br />0.63 <br />n/a <br />n/a <br />6 (152) <br />0.84 <br />0.71 <br />0.87 <br />0.63 <br />0.58 <br />0.69 <br />0.36 <br />0.71 <br />0.72 <br />n/a <br />7 (178) <br />0.90 <br />0.74 <br />0.97 <br />0.65 <br />0.60 <br />0.87 <br />0.45 <br />0.90 <br />0.78 <br />n/a <br />0 <br />8 203) <br />0.96 <br />0.78 <br />1.00 <br />0.67 <br />0.61 <br />1.00 <br />0.55 <br />1.00 <br />0.83 <br />n/a <br />W <br />8-1/8 (206) <br />0.96 <br />1 0.78 <br />0.68 <br />0.61 <br />0.56 <br />0.84 <br />0.67 <br />m <br />9 (229) <br />1.00 <br />0.81 <br />1 <br />0.70 <br />0.63 <br />0.66 <br />1 <br />0.88 <br />0.71 <br />10 (254) <br />0.84 <br />0.72 <br />0.64 <br />0.77 <br />0.93 <br />0.75 <br />N <br />11 (279) <br />0.88 <br />0.74 <br />0.65 <br />0.89 <br />0.98 <br />0.78 <br />12 (305) <br />0.91 <br />0.76 <br />0.67 <br />1.00 <br />1.00 <br />0.82 <br />a� <br />m <br />14 (356) <br />0.98 <br />0.80 <br />0.70 <br />0.89 <br />16 (406) <br />1.00 <br />0.85 <br />0.72 <br />0.95 <br />m <br />18 (457) <br />1 <br />1 <br />1 0.89 <br />0.75 <br />1 1.00 <br />20 (508) <br />0.93 <br />0.78 <br />a <br />24 (610) <br />1.00 <br />0.84 <br />U) <br />30 (762) <br />0.92 <br />> 36 (914) <br />1.00 <br />1 Linear interpolation not permitted. <br />2 When combining multiple load adjustment factors (e.g. for a 4 anchor pattern in a corner with thin concrete member) the design can become very conservative. To optimize the design, use <br />Hilti PROFIS Engineering software or perform anchor calculation using design equations from ACI 318 Chapter 17. <br />3 Spacing factor reduction in shear, fAv, assumes an influence of a nearby edge. If no edge exists, then fAv = fAN. <br />4 Concrete thickness reduction factor in shear, fHv, assumes an influence of a nearby edge. If no edge exists, then f N = 1.0. <br />0 If a reduction factor value is in a shaded cell, this indicates that this specific edge distance may not be permitted with a certain spacing (or vice versa). <br />Check with table 5 and figure 2 of this section to calculate permissable edge distance, spacing and concrete thickness combinations. <br />Anchor Fastening Technical Guide Edition 22 13.0 ANCHORING SYSTEMS 13.3.6 KWIK HLIS-EZ SCREW ANCHOR 339 <br />Hilti, Inc. 1-800-879-8000 1 en espanol 1-800-879-5000 1 www.hilti.com I Hilti (Canada) Corporation I www.hilti.ca 1 1-800-363-4458 <br />