|
STANDARD STRUCTURAL SPECIFICATIONS - 2018 IRC WOOD FRAMING ABBREVIATIONS(Used throughout structural drawings)
<br /> }
<br /> Default Wood Types:Unless noted otherwise,the material for a structural member is as shown: (E) Existing C.S. Clear Span INT. Interior STD Standard oFC� Cr
<br /> Q
<br /> (N) New DBL Double MAX Maximum STR'L Structural
<br /> INTRODUCTION FOUNDATION seams,Posts,&Sawn Joists.............Douglas Fir#2(D.F.2) _
<br /> The Standard Structural Specifications are guidelines and structural requirements for construction of typical Studs&Plates...................................Hem/Fir(H.F.)or Douglas Fir(D.F.) A.B. Anchor Bait EA. Each MANUF.Manufacturer S.S. Select Structural
<br /> residential structures.The intent of this document is to provide general structural requirements for the project. • Design Soil Bearing Pressure=1,500 psi • Blocking ARCH Architectural ELEV. Elevation MIN Minimum T.O. Top Of P J
<br /> P 9P 1 9���������������������������������������������Any solid 2X or rim joist material LLI
<br /> Builder,contractor,and other parties involved are required to read this document and are responsible for meeting • Frost Zone Depth=18 inches • Rim Joists........................................Douglas Fir#2 O.F.2)for solid sawn,manufactured rim for I-joists BLDG Building EXT. Exterior N/A Not Applicable TJI True Joist,I Sense �f qFc 7s 4 ��� LU
<br /> the requirements specified within.Contact the engineer of record with any questions or concerns. • d useD.F. BLKG Blocking FDN Foundation O. . On Center TPL Triple Sgy 5T f�c, d
<br /> CE
<br /> • Unless noted otherwise,concrete Is designed with 2,500 psi strength and does not require special inspection.The Glued-Laminated(dry-use)""""""""D 24F-V4GLB(GLB) C ONAL
<br /> specified concrete strength(3,000 psi)is greater than design strength(2,500 psi) • Exposed Structural Members............Pressure Treated(P.T.) BM Beam FTG Footing Opp. Opposite TYP. Typical
<br /> DESIGN CRITERIA Code:Cast-in-place concrete sizing,placing,and testing shall conform to ACI 318-19 and ACI 301-16 • Glued-Laminated(wet-use)...............Treat with Hi-Clear II by Pernapost Products Co.in Hillsboro,OR BTM Bottom GALV. Galvanized PLY Plywood I U.N.O. un—Neled on—e
<br /> Geotechnical Report:Bradley Engineering strongly recommends that a geotechnical report be performed by a qualified Moisture Content:The max moisture content shall be 19%at the time of installation of connectors,nails,and bolts C C Channel(Steel) GA. Gauge P.T. Pressure Treated V.B. Vapor Barrier
<br /> J DESIGN PARAMETER VALUE SOURCE geotechnical engineer for all land based constructionprojects.If this information is not supplied,footings are designed for for framing members.
<br /> 9 PP 9 9^ CL Center Line HDR Header REINF. Reinforced VERT. Vertical
<br /> Seismic Design Category 'D1' IBC 1613 1,500 psi soil bearing pressure. Pressure Treated Lumber.All members in contact with earth/concrete or exposed to the elements shall be pressure CMU Cons Masonry Unit HORIZ. Horizontal REO'D Required W/ With
<br /> Risk Category .11' IBC Table 1604.5 Earthwork:Call before you dig!Call'811'.Locate and protect underground Conduit,plumbing,and utilities where work is
<br /> Wind Exposure Category B' IBC 1609.4.3 performed.Footings shall bear on undisturbed native soils and/or structural fill compacted in lifts of one foot or less to treated or preservative treated(P.T.).Colorless end sealer shall be applied immediately to the ends of members zon Z
<br /> W after fabrication and field trimming.Glulam beams(GLB's)which are exposed to the elements shall be treated with CONC. Conc ate HSS Na taw scow a seas SIM. Similar W/O Without Q
<br /> ' O Z
<br /> Hi-Clear 11 by Pennapost Products Co located in Hillsboro,OR. CONT. Continuous INSUL. Insulation SPECS Specifications Wide Flange Steel
<br /> Q Basic Wind Speed 3-second gust) 110 MPH IBC Figure 1609.3 1 95%of a modified proctor per ASTM dD1 557.slabs Soils shall be firm and unyielding.All organic and deleterious material (n
<br /> J P ( 9 ) 9 () beneath the footings,foundations,and slabs to be removed and replaced Coll 4'min.compacted granular fill to 95% Blocking:Provide 2X or engineered lumber toll depth solid blocking between joists and rafters at beam and bearing j
<br /> Design Wind Load 16 PSF ASCE 7-16 28.6-1 relative compaction.Optional:Compaction testing and verification by G—tech specialist also acceptable. wall locations.Blocking is required at all bearing locations.Trusses,structural Composite lumber,glued-laminated � 0O
<br /> LOAD SOURCE LIVE LOAD DEAD LOAD Structural Fill:Structural fill consists of dean,well-graded sand ravel, raven sand,or other a members,and I joists shall be supported laterally as required by the manufacturer's recommendations.
<br /> g y g gravelly approved naturally Bearing: oreams F b bearing on perpendicular was or Columns, a minimum 2-1 dicullll Use bearing length unless noted
<br /> occurring granular material(e.g.pit run)with at least 30 percent retained on the No.4 sieve,or a well-graded crushed ROOFS
<br /> J Roofs 20 psf 15 psf rock.In wet weather Conditions,fill should have less than 5%fines.Soils with an over-optimum moisture content should otherwise.Use enough studs to match or exceed beam width unless noted otherwise.
<br /> UFloors 40 psf 12 psi be scarified(i.e.turn over the soil)and dried during periods of dry weather or replaced with drier structural fill. Headers:Unless noted otherwise,headers to be 4x10 D.F.2,(2)2x10 D.F.2,or 6x8 D.F.1 Manufactured Trusses:Unless stick framing is specified on structural drawings,wood trusses are to be engineered
<br /> Decks&Balconies 60 psf 10 psf Glued Laminated Members:Glulam beams(GLB)shall be Douglas Fir-Larch,24F-V4,dry use only by a truss manufacturer.If truss layout is not provided by truss manufacturer,the engineer assumes that trusses all a�
<br /> Surface Drainage:Finished grades are to be at least 6"below top of stem wall.Lots shall be graded to drain surface bear on exterior walls and do not bear on inferior walls.Trusses and truss connectionsRlard-ware to be in W o
<br /> Ground Snow Load 25 psi - water away from foundation walls.The grade shall fall a minimum of 6 inches within 10 feet If 6 inches of fall is not Engineered Lumber:Engineered lumber offers certain structural advantages over conventional sawn lumber.All F- N
<br /> accordance with truss manufacturer's requirements. Do not modify or cut trusses without approval of truss W Exterior Wall 12 possible,grade shall be sloped min 2 percent away from the building. engineered lumber must be APA approved. Install per the aforementioned codes and relevant manufacturer's Q N
<br /> Psf manufacturer. p
<br /> Interior Wall - 10 psf �_: gaccompanying P 9 installation guides for each type:
<br /> Footings All fcotln s shall conform[o structural details.Specified footin dimensions are minimums N
<br /> unless noted otherwise.Bottom of footings to be below frost zone(18"). Wood I-Joists:Used extensively in floor and roof framing(Tres Joist TJI's typically specified) Girder Trusses:Truss manufacturer to be responsible for placement of girder trusses.Install girder truss LIST tie
<br /> Interior Partition 8 sf down or SDWC15600 screws to secure girder trusses as detailed on structural drawings. Number of studs
<br /> - Laminated Veneer Lumber(LVL):Minimum modulus of elasticity E=2.Ox10^6 psi Z
<br /> Footing Drains:Providing adequate drainage to retaining and basement walls is imperative.Footing drains shall be supporting girder truss to match plies of girder(e.g.3-ply girder truss to bear on minimum 3 studs). O
<br /> Minimum uniform live loads come from 2018 IRC Table R301.5 provided at the base of all footings and retaining walls which will have earth placed against them.Washed drain rock Parallel Strand Lumber(PSL):Minimum modulus of elasticity E=2.Ox10^6 psi U)
<br /> must extend to within one foot of finished grade.Footing drains shall be 4"perforated pipe routed down gradient to • Laminated Strand Lumber(LSL):Minimum modulus of elasticity E=2.0x1046 psi Lateral Bracing:Contractor to install lateral bracing in roof as specified by truss manufacturer.
<br /> DEFLECTION LIMITS daylight,unless otherwise specified. LVL Option to GLB and PSL's:Multi-ply LVL beams may be used in lieu of PSL or GLB,provided that they are Over-framing:Unless noted otherwise over-framing to be 2X6 @ 24"O.C. Overtraming to be bear directly on top W
<br /> installed according to International Beams'Techni 1 Bulletin TB- -
<br /> STRUCTURAL MEMBER LIVE+DEAD Concrete:Mix and 28 day strength unless noted otherwise: 9 ceLVL 2 of truss below.See rafter span chart below for max spans.Manufactured truss overfreming is acceptable.
<br /> D. Multi-ply LVUs shall be fastened together with min(3)rows 1/4"self-tapping screws @ 18"O.C.,1.5"minimum
<br /> Concrete Concrete exposed to weather shall have air entrainment of fi%(+/-1.5%)compressive strength,fc=3,000 psi(fc shall be evaluated at 28 days or 56 days for fly ash/slag) Access:Attic access shall be provided per R807.1.The rough framed opening size shall not be less than 22"X30" W W N O
<br /> Roof(With flexible Ceiling) U240embedment required in all members. and shall be located in a hallway or other readily accessible location. > }a U
<br /> (3)rows of 1/2"diameter through bolts @ 24"O.C.with 1/2"washers on each side is acceptable. ()
<br /> Roof(with brittle ceiling) U360 Maximum water/cement ratio=0.50 Headers:Bearing wall headers to be 4X10 or 6X8 D.F.2 min(double 2xl0 or triple 2x8 OK). 0 } } }
<br /> The width and height of the multi-ply LVL beam must be equal or greater than the corresponding dimensions }W a0 w
<br /> Rafter with slopes greater than 3:12 without ceiling U180 25%max fly ash...50%max slag called out for the respective GLB or PSL beam. N it O Of Go p 0
<br /> Lifts:Concrete lifts shall be poured within 60 minutes of the previous lift Solid Sawn Lumber O lion to IJoists Solid sawn lumber ma be referred over I=Gists due to cost or other o W U. LU >
<br /> W
<br /> loorMembers U36o — Y P ) FRAMING CONNECTORS N W Z Y o w�?
<br /> orizontal Deflection with flexible finish U360 Temperature:Concrete shall he maintained at a temperature of at least 50°F and in a moist condition for at least the first reasons.The following solid sawn lumber options may be used in lieu of engineering I-Joists(e.g.TJIs)w thout w N Z LL U ro m
<br /> ( ) 7 days after placement,except d accelerated curing is used.High-early strength concrete shall be maintained at a temp. approval from the engineer of record.Maintain original spacing(e.g.12",16",or 24"O.C.) Manufacturer:Simpson Strong-Tie Construction connectors are specified,however,any nationally recognized brand H a 2 d =6 a p Q Z
<br /> I other structural members U240 of at least 50°F and in a moist condition for at least the first 3 days after placement,except if accelerated curing is used. 2x10 D.F.2's may be used in lieu of 9.5"TJI 210's (e.g.Silver,KC,etc)may be used provided that they are equivalent in their ability to carry all applied loads in all O W U a. run
<br /> Reinforced Concrete:Place all reinforcing per plans,details,and applicable Code requirements.Lap all continuous bars • 2x12 D.F.2's may be used in lieu of 11-7/8"TJI 210's orientations.
<br /> The above maximum deflection limits are required by 2018 IRC Table R301.7 48 X bar diameter minimum.For a typical continuous#4 bar(diameter=0.5")the rebar lap is equal to 48 X 0.5"=24" Wood Structural Panels:American Plywood Association APA rated sheathingis required for all wood structural
<br /> �gh (j�s d �n ed at the engineers discretion. minimum.Reinforcing bare,bolts,anchors,etc shall be securely tied in position prior to concrete placement Reinforcing ( ) q Installation:All prefabricated items shall be installed in strict accordance with the manufacturer's recommendations (�
<br /> etc.)-
<br /> REFERENCE d6btL ft(N&Akb panels.Unless noted otherwise,the wood panel for each situation is: and requirements toter ons,ex exposure,end and edge distances,fasteners,etc.
<br /> steel shall be free of rust and coatings. ( P 9 )- Z
<br /> �'o, ,u.Kim ' • Roof Sheathing:1/2"CDX(plywood with moisture resistant glue-highly recommended),CD(plywood),or Q�
<br /> • International Residential Code,IRC 2018 :R -,� rY-�k t'dsr Anchor Bolts:Provide 518"diameter x 10'long wet-set or expansion anchor bolts @ 4'O.C.and within 6-12"of comers Simpson Connectors: Unless noted otherwise on the structural drawings and details,the following Simpson
<br /> 7long edges,
<br /> (oriented strand board),with ply dips it T&G(tongue and groove).Nail with 10d nails at 6"O.C. (V
<br /> • Washington State Building Code,SBC 2018 t N STp�GD p,+�T--:£ with 3"x3"x0229"square washers.7"minimum anchor bolt embedment required. Strong-Tie construction connectors shall be used:
<br /> 9 9 along edges,12"O.C.in the field,no blocking required (f/
<br /> • National Design Specification for Wood Construction,NOS 2018 "r- wH�£-� p� Adhesive Anchors:Unless noted otherwise,epoxy anchors in concrete with Simpson SET-XP or Hilb HIT-HY 200-R or , Prescriptive Exterior Wall Sheathing:7/16"OSB or 15/32"CD ply,8d nails at 6"O.C.along edges,12"O.C.in Post Caps:CBTZ,PCZ(EPCZ,BCBCS,CC,CCQ,ECC,ECCQ 2
<br /> • Wood Frame Construction Manual,WFCM 2018 equivalent epoxy, installed per manuacturer's guidelines. For extreme temperature applications,when long-tern
<br /> t�G (mac 5.S temperature exceeds 110°F or is less than 0°F,use Simpson Set-3G. the field,no blocking required.All exterior walls to be sheathed per prescriptive requirements noted above • Post Bases:CPTZ,CBSQ,PB/PBS,ABA/ABU/ABW 2�
<br /> • Building Code Requirements for Structural Concrete,ACI 318-19, unless explicitly noted as a shearwall
<br /> Waterproofing:Waterproof all basement walls and slabs on grade.It is highly recommended to use asphalt waterproofing • Joist Hangers:LUS/LU/U/HU/HUC,JIB,HUTF/HUSTF(top-flange)
<br /> • Minimum Design Loads for Buildings And Other Structures,ASCE 7-16 Prescriptive Interior Wall Sheathing:1/2"Drywall(Gypsum Wall Board-GWB),screwed with 1-1/4"Type W or
<br /> sealer or Eucon Vandexmmend AM-1 crystalline admixture. These waterproofing agents shall be insalled per the kJoist Hangers:IUS/MIU,ITS/MIT/HIT(top-flange)
<br /> • Steel Construction Manual,15th Edition,AISC 2015 manufacturer's recommendations.At cold-joints,water-stops are highly recommended. S screws at 7"O.C.along edges,7"O.C.in the field 9 y
<br /> • Floor Sheathing:3/4"CD or OSB,nailed with Bd nails at 6"O.C.along edges,12"O.C.in the field.glued with • Beam Hangers:HU/HUC/HUCQ/HGUS,LEG/MEG/EG(top-flange)
<br /> GENERAL REQUIREMENTS construction adhesive prior to nailing,no blocking required(unless noted otherwise) Rafter Hangers:LSU/LSSR/LSSJ,LRUZ
<br /> SLAB ON GRADE Shear Walls:See shear wall plans and shear wall table for sheathing grade,thickness,and nail spacing. Truss and Rafter Connection:H1,H2.5A,or SDWC15600 at each heel to double plate
<br /> Codes:All materials and work shall adhere to the minimum requirements of the Reference Codes&Standards Stairs:Refer to R311.7 for stair framing and other requirements • d
<br /> listed above. Contractor shall be responsible to comply with OSHA, State Labor, and Industry Control Joints:Control joints(expansion,cold,or saw-cut)at 8'-12'O.C.required to mitigate shrinkage cracking.Reber or 9 q
<br /> po p y stry Standards. Holdowns:HDU/DTT with SSTB,STHD14,STHD14RJ Floor-to-floor Strap-Ties:HDU2,MST48
<br /> Contractor assumes full responsibility of Construction methods used,safety provisions employed,and the finished woven wire mesh(if installed)shall break at all control joints.Saw-cut joints within 12 hours of pour. Advanced Framing: Unless specifically approved by the engineer of record,advanced framing is not allowed.
<br /> condition of the structure. Garage Slabs:Unless noted otherwise,garage slab shall be 4"concrete slab over 10 mil poly vapor barrier over 4" Advanced framing may be a cost-effective and structurally adequate altemafive to conventional framing,but Fastener Requirements:The number and size of fasteners connecting wood members shall not be less than that •�
<br /> compacted granular fill.Reber or woven wire mesh is optional unless specifically required:OK to use#3 rebar at 24"O.C. additional precautions must be taken.Advanced framing shall Conform to the Construction standards outlined in set forth in IRC Table R602.3(fastening schedule) 1Y
<br /> Construction Personnel:Only competent personnel familiar with construction and safety practices relevant to the each way or 6x6xw d woven wire mesh. APA's Advanced Framing Construction Guide(available on www.apawood.org). Exposure:Any hardware or astenem exposed to the elements or pressure treated lumber shall be heavy duty
<br /> project should be employed to assemble and ConsWd the work. N
<br /> Living Area Slabs:Unless noted otherwise,interior slabs shall be 4"concrete slab over 10 mil poly vapor barrier over 2" Studs at Opening:Refer to able R602.7(1)to determine the number of jack and king studs required at each end of galvanized or stainless steel in accordance with IRC 317.3 =Ch
<br /> O
<br /> Construction Methods and Protect Safety:The project drawings and specifications represent the finished structure rigid insulation where insulation is required)over 4"corn cted granular fill. an opening.Refer to able R602.7(2)for connection requirements. Staples:For roofs,floors and walls,the IRC permits 16 gage wire sta Ies with a min 7/16"dia.crown(per Table l-
<br /> V
<br /> 9 ( Pa 9 Pe 9 9 P
<br /> U
<br /> and do not indicate methods procedures, or sequence of construction. The builder m H p q must take necessary Reinfoming:Reinforcing bars or woven wire mesh shall be laced 1-1/2"above the bottom of the slab. Exterior Stud Walls:Use rgy studs as 16'O.C.unless noted otherwise.2x6 exterior stud walls are typically R602.3(1)footnote b). O o Z
<br /> precautions to maintain and ensure the integrity of the structure during construction.Bradley Engineering,Inc.will 9 p �M—
<br /> Cudn Use water or membrane cure immediate) after initial set for a minimum of 7 days.For water cure,hose it down desirable for insulation/energy code reasons(i.e.not structural reasons). O) Z
<br /> not enforce safety measures or regulations,nor will the owner or designer.Therefore,the contractor shall design, �: Y Y
<br /> Interior Walls:Minimum 2x4 studs 16"O.C.,unless required for plumbing/utility/utili reasons. Install double a
<br /> construct,and maintain all safety devices and follow all pertinent regulations. and keep it wet.For membrane curing,wet the concrete then cover with ran impermeable membrane(e.g.v,squeen)or @ q P 9 ty JO1. SPAN TABLES f n m o Z m?
<br /> liquid membrane curing compound.Provide shade for concrete during wring. under interior walls with joists parallel to wall. Install solid blocking under interior walls perpendicular to joists. V m O ? W
<br /> Temporary Support:The builder must provide adequate temporary support to all walls,roofs,beams,and floors Drainage Garages,porches,and surfaces that are required to drain shall be sloped 118"per V or 1/4"per 1' Wood Stud Holes&Notchin For wood studs 12'and less,it is permissible to cut notches and holes per the Please use the members specified on the structural drawings.Owner/contractor may substitute these members in Z O Q V Q 1—W
<br /> during Construction.Design of these supports are not inducted unless specifically shown.Contractor is responsible �- 9 p q P P �' P P 9 y —U ?� U F'Q Z
<br /> following requirements.Notch/hole size shall not exceed the following max percentage of stud width: lieu of the originally speed members.The following joist and rafter span charts may be used to specify member �Nv 19
<br /> for the adequacy of all temporary support systems. Concrete Topping:Concrete topping can not be installed on floors unless specifically shall
<br /> on the structural drawings. LJ�U Z W
<br /> The concrete topping shall be installed per manufacturers specifications.The topping shall not exceed 1-1/2"in thickness • Bearing walls:Hole-40%of total stud width,Notch-25%of foal stud width sizes,provided that the relevant loading conditions(below)are met.For questions on interpreting the charts or for W Z f a d Z
<br /> Specifications:All notes,call-outs,and details included within this design package are required unless specifically members which do not satisfy the charts'loading conditions,contact the engineer of record. Q Z W
<br /> and shall be less than or equal to 18 psf(i.e.a12 psf per inch). Non-bearing walls:Hole-60%of total stud width,Notch-40%of foal stud width W(9 = y Y
<br /> noted otherwise. Ur j
<br /> Non-Bearing Interior Wall to Slab Connection:Interior walls shall be connected to concrete slab with minimum 1/2"z5-1/2" • In all cases,hole edges must be at least 5/8"from edge of the stud Z W U
<br /> IX
<br /> LU
<br /> Verification Verify all dimensions,elevations,and site contlitions before carting work. long anchor bolts @ 6'O.C..Wet-set,epoxied,expansion,or screwed(Simpson Titan HD)anchor bola are accpeable.If • OK to drill up to 1"diameter hole for studs up to 16'all.Hole to be 5/8"from edge of stud. FLOOR JOIST OR BEAM DEFINITION OF CLEAR SPAN: W Z Z Z 2 G
<br /> Errors: The Contractor is responsible to check the Tans and site conditions and to no the interior wall is not specifically denoted as a shear wall,it is acceptable to use 1/4"x4"split pins @ 32"O.C.or lWx4" • Vr W st Q
<br /> P P rife See IRC Figure R602.6(1)for visual description of stud holes¬ching DISTANCE FROM INSIDE OF Z W S Z OG
<br /> amhftectldesi ner/en ineer/owner of an errors or omissions prior to the start of construction. Titan screws @ 32"O.C. SEARING POINT TO INSIDE OF Z
<br /> 9 9 Y P BEARING WALL BEARING WALL OPPOSITE BEARING POINT Z O uj pz Z U LL m
<br /> Conflicts:Notes and details on the structural drawings aka precedence over the Standard Structural Specifications OR BEAM OR BEAM UNSUPPORTED DISTANCEJ I1J Z d F_ W W S W
<br /> and typical details.Written dimensions aka precedence ver scaled drawing dimensions.Structure notes and DECKS&BALCONIES �'"' w F UJ J M
<br /> trP P s CRAWL SPACE } >w � Z J W
<br /> details on the structural drawings take precedence over the architectural drawings. Guardrails:Unless noted otherwise and detailed,guardrails to meet R312.1.Guardrails shall be 36"high min with CLEAR SPAN(C.S.) W� �I,U)U O Q W
<br /> Vapor Barrier:Cover entire crawl space with class I vapor retardant(i.e.poly vapor barrier-6 mil required,10 mil highly max opening size so that a 4"sphere cannot ass through.Guardrails shall be designed to withstand a 200 lb point W rn
<br /> Changes:Written approval from the engineer of record is required for any structural changes to the provided P 9 p P 9 g P CO r W U d
<br /> recommended).Extend 6"up foundation walls minimum. load applied in any direction and at any location on the top rail and shall be designed to withstand a uniform load of -""� CO 19 N J
<br /> drawings.Changes may r e made'in the field'with consent of Bradley Engineering.Please provide a red-lined
<br /> Q m�N @ W U Q
<br /> drawingor sketch of desired change(s)to rovide context and applicable information nor to contacting engineer. Access:Access shall be provided to all under-floor spaces.Access openings through the floor shall be a min 18 inches 50 Ib/ft applied horizontally to the top ail.Contractor/owner/inspector to physically verify(e. push&pull on to W
<br /> p PP P 9 9 b 24 inches.Openings throw h a perimeter wall shall be min 16 inches b 24 inches. 9 P P P ENGINEERED ItilOIST(TJI)SIZING m W
<br /> Please contact the engineer who performed the engineering for our project as noted on this drawing.The y g y rail)that the guardrails meet the IRC loading requirements mentioned above. � p p C9�2
<br /> 9 P 9 9 Y P 1 9 >}a> KOW
<br /> engineering for this project was completed by P.FINFROCK,PE whose phone number is(360)305-7974. Foundation Ventilation:Provide min 1 square foot of crawl space ventilation per 150 square feet of crawl space area. Attachment to House:All deck ledger connections shall conform to the details outlined on structural drawings. MAX CLEAR SPAN TJI JOIST MAX CLEAR SPAN TJI JOIST a�ko Q O W
<br /> Space vents evenly to provide cross ventilation.Cover with s"Corrosion resistant mesh screen. For decks over 30"above grade,deck tension tie's are required: WITH 5/8"GYPSUM MEMBER WITHOUT GYPSUM MEMBER m 0 co I] LL d O
<br /> Substitutions:If connector or lumber product substitutions are desired,contractor shall provide manufacturer's
<br /> evaluation reports of proposed substitutions to the engineer/owner for approval. DTT2Z-(1)at each end of the deck(2 total) 15'5" — 9-1/2"TJI 210 14'-2" 9-1/2"TJI 210
<br /> Member Size:The member dimensions(e.g.depth and width of beams,Columns,etc.)specified in these drawings • DTT1Z-(4)equally spaced along the length of deck 18'-6' — 11-7/8"TJI 210 1T-1' — 11-718"TJI 210
<br /> are structural minimums.It is acceptable to increase the size above what is specified. ALLOWABLE HOLES-I-Joists$I-Rafters Hot Tubs on Decks:DO NOT INSTALL HOT TUBS ON DECKS unless specifically designed for hot tub. 19'-B" 11-7/8"TJI 360 18'-6" 11-718"TJI 360
<br /> Waterproofing:Bradley Engineering is not responsible for adequacy of waterproof membranes on decks which 20'-5' 14"TJI 210 19'-4" 14"TJI 210
<br /> Similar work:Where construction details are not shown or noted for any part of the project,the area shall be Minimum distance from hole to support.See Table A below Up to 1-12•hole may be of anywhere Z
<br /> constructed in the same manner as similar work shown on the drawings. outside of halched zone.For holes larger cover living space. 22), ^ 14'TJI 21n 20'S"- 14^TJI 360 O
<br /> No holes in than 142"diameter,refer to Table A
<br /> Modification of Structural Members:Cute,notches,and holes bored in trusses,structural Composite lumber, mange oflJoim
<br /> glue-laminated members,or I-joists are prohibited except where permitted by the manufacturer's recommendations STAIRWAYS Assuming 1g"Plywood glued and nailed to top surface.Gypsum and no gypsum bottom surface option is given above Q
<br /> or as shown on this page.(See ALLOWABLE HOLES) s. ❑ O 0 Stairs:Refer to R311.7 for stairway requirements Loading conditions:Live load=40 psi;dead load=10 psf;U480;TJ Pro Rating=42,Dry-use;16"O.C.spacing
<br /> s• V
<br /> Scope Of Work:The scope of work of Bradley Engineering,Inc.is limited to the structural engineering and analysis Handrails:Unless noted otherwise and detailed,handrails to meet R311.7.8. LL
<br /> pertaining to the subject structure. Bradley Engineering,Inc.takes no responsibility for items not specifically s• L, 2.D, D, Closetygrouped mend L 2.L, s• s•
<br /> holes are is req blremena
<br /> addressed in the drawings,calculations,or call-outs. �uA•rtl"1BB mlmimam gmupmeets moot to m'"'mom SOLID SAWN JOIST SIZING DECK JOIST SIZING U
<br /> Completion of Work:Submittal of these structural drawings to the client completes the present scope of work and roc mund or squaw holes W
<br /> budget of Bradley Engineering,Inc.Other Consultation,design,calculations,sketches,inspection,etc.after Table A-Minimum Hole Distance From Support MAX CLEAR SPAN 2X SAWN MEMBER MAX CLEAR SPAN 2X SAWN MEMBER a_submittal ofthis report shall be billed on an hourly basis. g p JOIST TJI ass-- ROUND HOLE SIZE RECTANGULAR HOLE SIZE ALLOWABLE HOLES-Solid or Eng. Lumber 5'-6" 2X4 D.F.2 5'-0" 2X4 P.T.
<br /> oEPTN(Flees.W—) z• s„ 4" g„ 3" 4- V-9" 2X6 D.F.2 T-6" 2X6 P.T. lL
<br /> Disclaimer.Bradley Engineering not responsible or liable form eetrock cracking.shrinkage
<br /> n is brittle by nature and 1 V-6" 2X8 D.F.2 10'-W 2X8 P.T.
<br /> is vulnerable to cracking for a number of reasons inducting temperature,wood shrinkage and setttling. z+o z-+ns 1•-0• t•�• zc 1•W z'-0• Ts ch holes in SX diameter rof nthe Ok to Completely
<br /> aso(zsns� t•-0• z-0" s•-0" 1'd z•-c as hatched areas largest hole(min) Allowable remove this area 14'-9' 2X10 D.F.2 12'-9" 2X10 P.T.
<br /> z+a -+ns rn• r-0• za r-0• i zs 17-6" 2X12 D.F.2 15'-9" 2X12 P.T. W
<br /> "%" aao(zsne' r-0• z-0" a-0• 1W z.1 z's �Ue--1 Sue hole zone 1—va
<br /> STRUCTURAL STEEL 19'-6" 2X14 D.F.2 18'-0" 2X14 P.T. (D00
<br /> 14' 21a 2-1rfi 1'-0• 1'-0" 1'-0' 1'1Y 1'-0' 2'-0' D/q f /1 v/ Q
<br /> sso(zano^7 1•-IY 1•-0" t'-0^ 1•iY 1•-0• z'-0• D2 0/z Loading conditions:Live load=40 psf,,dead load Loading Conditions:Live load=60 t dead load=10 psi., V
<br /> Grade:Unless noted otherwise,the grade of steel members is as follows: D D2 0 -4 9 P g p 04
<br /> •Do NoT,underam dra,mstenees,am or manidstwnges tram—mmkaboetd) =10 psf;U480;Dry-use,16"O.C.spacing U360;Wet-use;16'O.C.spacing;No tapered joists! W
<br /> • Wide flange(W)..................................................ASTM A992 Steel Fy=50 ksi Fu=65 ksi Lrav K-of web(minimum)ter lop—boMm of hole(i.e.d.net city wiNin 1/6"of flange) L D 4 Of tL 0 O)
<br /> • HSS Tube(HSS).................................................ASTM A500,Grade B or better.Fy=46 ksi Fu=58 ksi Round or rectangular holes allowed a=M,ng to TaueA U4 U2 U4 (� Cl) Q
<br /> P 9 y_ •'-,2"ma.hWedzelnrsnblever ROOF RAFTER SIZING p O a
<br /> • Channels, rates,angles.....................................ASTM A36,F -36 ksi Fu=58 ksi. L
<br /> •Ok W Mweb in a similarfashion for any manufaclurefs IJds6.For Table q Use Flerge WtlN instead MTJI Ratlrlg
<br /> Maymnt to referto)oiei manufadurefa tap aostiollsand requiremdes T
<br /> • Bola...................................................................ASTM A325 or better Hole Size:The hole diameter should not exceed 2' 1
<br /> or 1110 the beam depth,whichever is smaller. MAX CLEAR SPAN 2X SAWN MAX CLEAR SPAN TJI RAFTER W
<br /> • Anchor bolts.......................................................ASTM F1554 or better C3
<br /> D.F.2 MEMBER D.F.2 MEMBER Q C3
<br /> • #4 Reber&Smaller............................................Grade 40(Fy=40 ksi or better) JOIST CONVERSION CHART • These guidelines are applicable to glued-laminated,solid sawn,and engineered 6'-10' 2x4 D.F.2 19'-0' 9.1/2'TJI 210 cl Z W
<br /> • fk5 Reber&Larger..............................................Grade 60(Fy=60 ksi or better) Tms Jdst Pacific Woqdtech Boise CascadeRoseburg Red Built LP lumber(beams,headers,joists,rafters,etc) 1014' 2X6 D.F.2 22'-3" 11-7/8"TJI 210
<br /> Connections:Unless noted otherwise,steel to steel connections to be 1/4"Continuous fillet weld.All structural steel THICKER TJI 210 PWI47 BCI 6000 RFPI 400 Red-I 4 LPI 530 Uniform loads only,no point loads 13'-2" 2X8 D.F.2 25'-0" 11-7/8"TJI 360 Q Z In W
<br /> • Round holes only Q
<br /> to be fabricated in accordance with the AISC manual of steel ConsWction,latest edition. FLANGE TJI 360 PW170 BCI 80 RFP170 LPI 36 16'-3" 2X10 D.F.2 24'-3" 14'TJI 210
<br /> • No holes in cantilevers U) N W
<br /> Welding;Steel weldingto be done usingE70 electrodes,and conform to AWS D1.1,latest edition. WIDTH PWI 77 RFPI 70 Red-(65 18'-10" 2X12 D.F.2 28'-6" 14"TJI 360
<br /> Washers:Provide standard washers under all nuts and anchor bolts T 1 560 BC190 RFPI 90 Red-I 90 LPI 56 • DO NOT curt,notch,or drill holes in headers or beams except as indicated in sketch
<br /> OK to substitute the joists specified on drawings(TJI's)with joists listed in this able.Match the original Loading Conditions:Snow load=25 psf;dead load=10 psi,U240;Dry-use;24"O.C.spacing
<br /> depth and spacing.OK to use thicker flange width than specified(e.g.use TJI 360 instead of TJI 210) DRAWING TO BE PRINTED ON 24"X36"IN ORDER TO BE SCALE rS4 of 4
<br />
|