717 HAWTHORNE ST BLDG A 2024-12-30

STRUCTURAL NOTES REINFORCING STEEL: 0 q O CODE: 2018 International Building Code(IBC) Deformed billet steel ASTM A-615, Grade 60, fs = 24,000 psi.unless noted otherwise on w o the plans. Lap all splices a minimum of 40 bar diameters. Provide elbow bars at wall q a z LIVE LOADS: corners and intersections to splice horizontal bars. Provide two#5 bars around all ry o x o Roof 25 psf (snow) openings with a minimum dimension of eleven(11) inches or greater in walls and slabs. y ` 1 Floor: 40 psf residential Extend the bars 2'-0"beyond openings or as far as possible and hook. Provide one#5 X Deck: 60 psf (1.5X Occupancy served) 4'-0"center diagonal bar at corners. Any welded wire fabric(WWF) shall conform to w w w w o�� Corridors: 100 psf ASTM 185. WWF shall be lapped one crosswire plus two inches (i.e., 8" for 6X6 mesh). Reinforcing placing drawings shall be prepared by a qualified detailer in accordance with LATERAL LOADS: A.a the most current ACI detailing manual. Submit placing plans to the structural engineer of Wind : 85 mph, Exposure "B" moop record prior to fabrication. Any Grade 60 steel requiring bends shall be shop bent only Seismic: Ss= 1.22 ; S 1 =0.43 fZ;1 j5 C 4W 5 (preheating is required). Cold field bending is allowed only for Grade 40 rebar. FOUNDATION: All ASTM A-615 (Grade 60)rebar shall be welded according to the most current edition Q Soils Report Available: No of the American Welding Society (AWS) D12.1-75, "Reinforcing Steel Welding Code". Design bearing pressure 1500 psf. Any Foundation elevations shown on the plans and Specifically, E90 electrodes shall be used, and the base metal shall be preheated to the sections are estimated. All footings shall bear on undisturbed earth or compacted fill and temperature specified in the above reference. No weld shall be made within six(6)bar shall extend to firm bearing when poor bearing is encountered at elevations shown. diameters of any bend. All welders must be WABO certified. a Compacted fill shall be well-graded granular fill with not more than 5%passing a#200 +-' w sieve. Fill shall be placed in eight-inch maximum loose lifts and compacted to 95% STRUCTURAL LUMBER& TIMBER: v U maximum dry density as determined by the compaction procedure in ASTM D-1557. All lumber shall be graded in accordance with current WWPA standard grading rules for CONCRETE: Western lumber. Use the following species and minimum grades unless noted otherwise w on the plans: U c, Unless noted otherwise on the plans, concrete f c shall be 2500 psi at 28 days. Minimum + of 5&1/2 sacks of cement per cubic yard of concrete, and a maximum of 6&3/4 gallons Studs and Columns: DFL Standard of water per 94-pound sack of cement. A standard mix design satisfying the above Wall Plates& Screeds DFL Utility ^, minimum strength is also acceptable. Provide mix design data to the engineer for review Joists & Rafters DFL #2 and approval. Header& Flush Beams DFL #2 4X Beams DFL #2 A U U U Add plastocrete or pozzolith in accordance with the manufacturer's recommendations to 6X Beams DFL #1 o all concrete except footings. Concrete protection for reinforcing: All plywood shall be APA C-D interior grade with exterior glue and a minimum panel ID Bottom of footings: 3" index of 42/20 for floors, 32/16 for the roof, and 16/0 for the walls. Wall exposed to earth: 2" Wall exposed to weather: 1&1/2" STRUCTURAL AND MISCELLANEOUS STEEL: L P. MSC Wall inside face: 3/4" Slabs: 3/4" Structural steel, ASTM A-36, Fb =24,000 psi. maximum. All pipe columns shall be AV Beams and columns (to ties): 1&1/2" ASTM A53, Grade `B", Fy = 35,000 psi. All tube columns shall be ASTM A500, Grade"B", Fy =46,000 psi. All welds shall be 3/16"minimum continuous fillet welds All concrete in footings and walls, slabs and beams shall be poured in a monolithic pour using AWS Class E70 electrodes unless otherwise noted. All welding shall be performed t83 unless shown otherwise or approved by the structural engineer or record prior to pouring. by welders certified by WABO or equal. All fabrication and erection shall be in C Aluminum conduit and accessories shall not be embedded in any concrete. accordance with the latest edition of the AISC "Specification for the Design, Fabrication, �S and Erection of Structural Steel for Buildings".