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W y s s l i n g C o n s u l t i n g <br />76 N. Meadowbrook Drive {201} 874-3483 <br />Alpine, UT 84004 swyssling@wysslingconsulting.comG r a v i t y L o a d s <br />E x i s t i n g SiancasTao Residence <br />Roof Dead Load 1646 East Washington Avenue <br />2.0 psf Composite Shingle Santa Ana, CA <br />1.6 psf 1/2" Plywood Sheathing <br />1.3 psf 2x6 @ 24 in. o.c. <br />1.0 psf Ceiling, Mechanical, Electrical <br />L.1 psf Miscellaneous <br />7.0 psf TOTAL <br />Second Floor Dead Load <br />0 p s f F l oor Finishes <br />Opsf ?_1 1/8" Subfloor Sheathing <br />Opsf Joists @ I6' oc. <br />O p s f Partitions <br />0 p s f C ei l i n g , M ec h an ic al , El ectrical <br />0 psf Miscellaneous <br />O pst.TOTAL <br />Roof Live Load Floor Live Load Signed <br />20 psf 0 psf janed 3/2/2023 <br />R o o f S n o w L o a d <br />G rou n d S n o w L oad= _ 0 p s f (to be di v i ded by cosine o f r o o f an g l e fo r h ori z on tal proj ec tion A S C E 7 Sec. 7.4) <br />pr= 7 C C Ip, O p s t C , - 1 , - 1 . 1 Flat Reof Snow Load (ASCE 7-16 Eq. 7.3-1) <br />G = 1.00 ASCE 7-16 Figure 7.4-1 <br />A d d i t i o n a l <br />Roof Dead Load - New Solar Panels <br />3 psf <br />Roof Live Load at Solar Panels <br />0 psf <br />Roof Snow Load at Solar Panels <br />O psf Sloped Roof Snow Load (ASCE 7-16 Eq. 7.4-1) <br />T o t a l <br />Total Existing Roof Load = (DLaoor + Max(LLgoor oF $)) Areagqor <br />77517 tbs <br />Total NewRoof Load = (DLgnar + DL apn + Max(LLgoor of $)) Areaguor <br />72028 Ibs <br />Change in D em an d = (T otal N ew Roof L oad - E x is tin g R o o f L o ad ) / E x i s t i n g R o o f L oad <br />- 7 . 0 8 % <br />T o t a l N e w G r a v i t y L eads are less th an E x i s t i n g L o ads . O K <br />2021 I E B C Section 805.2 states: <br />?Any existing gravity load-carrying structural efement for which an alteration causes an increase in design gravity load <br />of more than 5 percent shall be strengthened, supplemented, replaced or otherwise altered as needed to carry the <br />increased gravity load required by this code for new structures.? <br />1646 E Washington <br />Ave03/28/23