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11 <br />13 14 15 <br />12 <br />16 STRUCTURAL <br />DETAILS <br />NEW DETACHED ADU <br />2039 N VICTORIA DR UNIT #2SANTA ANA, CA, 92706 <br />24-1055 <br />9/13/2024 <br />NTS <br />S105 <br />Jeffrey Schaefer, P.E. <br />(562) 850-1223 <br />License Number - C91734 <br />Expiration Date - Dec 31, 2026 <br />3325 E 4th St. <br />Long Beach, CA 90814 <br />10 SPECIAL WALL NAILING AROUND <br />WINDOW OPENING <br />Simpson Strong Tie CS18 strap <br />across top and bot of window. <br />Continue min 16" onto studs <br />6x6 DF No.2 window header to remain <br />continuous across both new windows <br />New Window <br />Opening <br />3x flat blocking <br />at sill height <br />2x6 king stud <br />4x6 post at <br />wall edge <br />Continuous WSP 7/16" sheathing with 8d <br />common nails at 3" o.c. in all framing (studs, <br />blocking and sills) around window openings <br />3x flat blocking <br />at top of window <br />32"17" <br />Simpson Strong Tie CS18 strap across bot <br />of window in center (between new <br />windows). Continue min 16" onto studs <br />New Window <br />Opening <br />17"32"17" <br />7 <br />8" Stucco <br />#2 2x6 Studs @ 16" O.C. with Mineral <br />Fiber insulation R-21 in cavity with R-5 <br />rigid insulation at exterior face <br />1/2" dia. anchor bolt every 4' o.c. Embed min 7". Bolt <br />holes shall be max 1 <br />16" oversized. Inspector to verifyMetal weep screed (min 26 ga. <br />corrosion-resistant) w/ brush coat stucco <br />finish below. height above paved surfaces <br />may be min 2". vertical attachment flange <br />min 3-1/2" length <br />Use 3"x3"x0.229" steel plate washers <br />between bolt and sill plate <br />5" concrete slab using min 2,500 psi <br />concrete <br />#4 rebar @ 16" o.c. each way <br />throughout slab <br />15-mil vapor barrier beneath slab <br />Capillary break consisting of 4-inch-thick gravel <br />base of 1/2 inch or larger clean aggregate <br />#4 vertical reinforcement every 16" o.c. Bend <br />reinforcing and extend into slab min 24" <br />(2) #4 rebar at bot and top of <br />thickened edge with 3" clear cover <br />18" <br />24 <br />" <br />mi <br />n <br /> <br />8 <br />" <br />E.N. <br />Thicken perimeter edge to <br />depth of 24" for 18" width <br />7/16" WSP Shear Wall <br />where applicable <br />All continuous footings overtop demolished pool to be <br />placed over a minimum of three feet of engineered fill. <br />Deeper engineered fill may be required due to <br />presence of undocumented fill (see soils report) <br />WALL FOOTING DETAIL <br />7 <br />8" Stucco <br />#2 2x6 Studs @ 16" O.C. with Mineral <br />Fiber insulation R-21 in cavity with R-5 <br />rigid insulation at exterior face <br />1/2" dia. anchor bolt every 4' o.c. Embed min 7". Bolt <br />holes shall be max 1 <br />16" oversized. Inspector to verifyMetal weep screed (min 26 ga. <br />corrosion-resistant) w/ brush coat stucco <br />finish below. height above paved surfaces <br />may be min 2". vertical attachment flange <br />min 3-1/2" length <br />Use 3"x3"x0.229" steel plate washers <br />between bolt and sill plate <br />5" concrete slab using min 2,500 psi <br />concrete <br />#4 rebar @ 16" o.c. each way <br />throughout slab <br />15-mil vapor barrier beneath slab <br />Capillary break consisting of 4-inch-thick gravel <br />base of 1/2 inch or larger clean aggregate <br />#4 vertical reinforcement every 16" o.c. Bend <br />reinforcing and extend into slab min 24" <br />(2) #4 rebar at bot and top of <br />thickened edge with 3" clear cover <br />18" <br />24 <br />" <br />E.N. <br />Thicken perimeter edge to <br />depth of 24" for 18" width <br />7/16" WSP Shear Wall <br />where applicable <br />All continuous footings overtop or near demolished pool <br />to be placed over a minimum of three feet of <br />engineered fill. Deeper engineered fill may be required <br />due to presence of undocumented fill (see soils report) <br />WALL FOOTING DETAIL <br />mi <br />n <br /> <br />2 <br />" <br />5" concrete patio slab using <br />min 2,500 psi concrete <br />24 <br />" <br />5" Thickened slab, use <br />F'c min = 2,500 psi <br />1/2" dia. anchor bolt every 4' o.c. Embed min <br />7". Use 3"x3"x0.229" steel plate washers <br />between bolt and sill plate <br />#4 steel longitudinal reinforcement, <br />3" cover at top / bottom <br />18" <br />2 <br />1 <br />#4 rebar spaced at 16" o.c. both <br />directions and placed at center thickness <br />2x4 stud wall (load bearing) <br />15-mil vapor barrier <br />beneath new slab <br />THICKENED SLAB DETAIL BENEATH <br />INTERIOR LOAD-BEARING WALL <br />Capillary break consisting of <br />4-inch-thick gravel base of 1/2 inch <br />or larger clean aggregate <br />New 4x6 post using DF No.2Bottom of post anchored to footing using <br />Simpson Strong Tie post base (CB46) <br />24 <br />" <br />30" <br />(5) #4 rebar each way <br />with 3" cover from bot <br />30x30x24 concrete pier. <br />f'c min = 2,500 psi <br />Interior 2x4 <br />wall <br />POST TO FOOTING CONNECTION <br />#4 rebar spaced at 16" o.c. both directions and <br />placed at center thickness <br />5" Thickened slab, use <br />F'c min = 2,500 psi <br />WOOD POST TO CONCRETE FOOTING <br />4x6 post using DF No.2Simpson HDU5 <br />24"x24" Reinforced concrete <br />square footing under post <br />#4 Rebar @ 8" o.c. horizontal <br />reinforcement each way <br />Grade <br />12" <br />12" <br />(2) #4 rebar tie continuous <br />footing to spread footing <br />(2) #4 steel longitudinal reinforcement, <br />2" cover at top and 2" cover at sides <br />2x6 Wall sill plate (anchor bolts <br />into stem wall not shown) <br />24" <br />New thickened perimeter edge <br />SHEAR WALL HOLD DOWN <br />DF No.2 4x6 end post <br />Wall sill plate (anchor <br />bolts not shown) <br />5 <br />8" Dia. anchor bolt embedded MIN 8" into <br />perimeter footing. Place bolt before casting <br />fresh concrete or epoxy anchor after curing <br />using Simpson Set-3G High-strength epoxy <br />adhesive (ICC-ES ESR-4057). <br />Structural deputy inspection is <br />required for all hold-down <br />epoxy anchors HDU Simpson hold down per plan <br />MI <br />N <br /> <br />8 <br />" <br />New concrete perimeter footing <br />Concrete floor slab <br />Min edge distance of <br />1-3/4" from footing edge <br />17 <br />(N) 2X6 Rafters / over-framing with <br />5:12 slope using DF No.2 @ 16" o.c. <br />LIVINGLIVING <br />(N) 2X6 Ceiling <br />joist @ 16" o.c. <br />(N) 2X6 Ceiling joist @ 16" o.c. <br />2x Blocking <br />8D Edge Nailing @ 6" O.C. <br />7/16" WSP Shear Wall <br />(continues in attic) <br />Mineral fiber insulation R-30 <br />1 <br />2" Drywall <br />#2 2x4 Double Top Plate <br />1 <br />2" Drywall <br />7/16" Plywood CDX w/ <br />8D @ 6,6,12" O.C. <br />ROOF INTERSECTION 18 REENTRANT CORNER STRAP <br />2x4 stud wall (coming out of page) <br />2x4 stud wall <br />Flat blocking at strap location <br />Install Simpson CS18 drag strap across <br />perpendicular top plates at reentrant corner. <br />Strap to extend min 10" onto both top plates <br />2X6 #2 RR @ 16" O.C.2X6 #2 RR @ 16" O.C. <br />(N) 2X6 Ceiling joist @ 16" o.c. <br />2x Blocking between ceiling <br />joists/rafters <br />Install Simpson CS18 drag strap across perpendicular <br />rafters. Strap to extend min 16" onto both roof sections. <br />2X10 #2 RR @ 24" O.C. <br />All continuous footings overtop demolished pool to be <br />placed over a minimum of three feet of engineered fill. <br />Deeper engineered fill may be required due to <br />presence of undocumented fill (see soils report) <br />March 25, 2025, TGR Geotechnical, Inc (TGR) <br />TGR has reviewed these plans to confirm that <br />the geotechnical parameters shown on the <br />plans/calculations are in general accordance <br />with our report. Our signature on these plans <br />shall not be considered as acceptance or review <br />of the structural design and calculations. <br />2039 N Victoria Drive <br />#24/28/2025