R9draft/sourceGUARDS-RANGE-R3/26October2026
Checked draft only;not NBS-ready/construction/manufacture approval. WallbracketsONLY;returnedends haveNOsupportcredit. Actualroute/height/clearances,elbow/weld/anchor qualification remain open. No guarding/level/stainless capacity transfer.
Range · JSON · CSV · Gaps · Clause · STEP
| Field | Status | Data/gap | Source |
|---|---|---|---|
| manufacturer | supported | Architectural Products Group Ltd (published business identity);exact manufacturing entity/factory address to confirm. | ../SOURCE-CATALOG.json |
| technicalContact | missing | null | No verified named technical contact in inspected variant sources |
| productCode | supported | HR-ST-900-35 | SOURCE-TRACE.json |
| description | supported | 35degree stair steel tubular wall handrail development assembly with welded saddle/stem brackets,wall plates and two returned ends. Returned ends carry NO support credit. | evidence/GEOMETRY.json |
| intendedUse | provisional | Wall-mounted illustrative35degree stair handrail development candidate;actual jurisdiction,use/route,height,continuity,grip/clearances and substrate require project review. | evidence/GEOMETRY.json; ../OFFICIAL-SOURCE-RESEARCH.json#ENGLAND-K |
| exclusions | supported | No guarding/barrier capacity,fall-arrest anchorage,level or stainless performance transfer. No freestanding/returned-end support or manufacture/construction approval. | evidence/GEOMETRY.json |
| jurisdiction | missing | No actual project jurisdiction selected. England guidance researched only; Wales/Scotland/NI and overseas need their own review. | ../OFFICIAL-SOURCE-RESEARCH.json#ENGLAND-K |
| classification | supported | {"systemCode": "Ss_25_60_05_35", "label": "Handrail systems", "tableVersion": "Systems v1.43 July2026", "productCode": null} | ../OFFICIAL-SOURCE-RESEARCH.json#UNICLASS-HANDRAIL |
| dimensions | supported | {"nominalLengthAlongRailMm": 900, "angleDegrees": 35, "datum": "Nominal length along illustrative35degree rail,not straight tube cut length or exact mesh extent", "tubeCentreStandOffMm": 75, "wallClearanceMm": 53.8, "underGripStemClearanceMm": 56.3, "illustrativeHeightAboveRouteMm": 1000, "heightNote": "Study datum only;no accessibility/code-compliance height established", "reportedApproximateBoundsXYZmm": [745.093290636004, 96.33865916038252, 558.0780875445917]} | evidence/BOM.json |
| sections | supported | {"tubeODmm": 42.4, "tubeWallMm": 2.6, "bracketStemDiameterMm": 25, "wallPlateDiameterThicknessMm": [90, 10], "tubeAndElbowBlank": {"part": "Tube with2returned90degreeends", "ODmm": 42.4, "wallMm": 2.6, "straightLengthMm": 762.6, "returnStraightEachMm": 27.5, "bendCentrelineRadiusMm": 47.5, "elbowQty": 2, "weldedBendStockCompatibility": "47.5mm CLR geometry candidate based on DC Iron WB42; wall/grade of actual fitting must be matched; stainless elbow not assumed interchangeable."}} | evidence/BOM.json |
| variants | supported | 35degree stair steel handrail nominal along-rail lengths900/1200/1500/1800mm at illustrative35degrees. This record onlyHR-ST-900-35;level and stainless need separate records. | SOURCE-TRACE.json |
| material | provisional | S275/S235 tube+S275 solid bracket candidates, certificate and welding compatibility required | evidence/BOM.json |
| finishAndColour | missing | Project steel corrosion/coating/preparation/thickness/colour/gloss/repair/exposure schedule and tube vent/drain/finish sequence unverified. Generic inherited stainless cleaning text does not classify ST as stainless. | evidence/GEOMETRY.json |
| construction | supported | 42.4x2.6mm tube with two90degree returned ends;welded/coped saddle/stem brackets and90x10mm wall plates. Source candidate47.5mmCLR bought-elbow geometry requires exact wall/grade/stock/WPS compatibility;no stainless-elbow interchange assumption. Returned ends carry NO support credit. No invented joint capacity. | evidence/GEOMETRY.json |
| interfaces | supported | {"bracketStationsAlongRailMm": [150.0, 750.0], "localPlateAnchorPitchMm": 64, "globalUpperMinusLowerAnchorVectorMm": [-36.70889192646695, 0, 52.425730834495475], "anchorDatumNote": "64mm pitch is local to rotated plate,not global vertical spacing", "wallPlateDiameterThicknessMm": [90, 10], "holeDiameterProxyMm": 11, "support": "Wall brackets only; returned ends carry no support credit", "modelRootResultantPositionsMm": [[174.49468591494292, 10.0, 1012.3127814666476], [665.985912488338, 10.0, 1356.4586432772753]], "rootResultantNote": "Model bracket-root resultants,not individual selected-anchor forces", "cutBlanks": [{"part": "Tube with2returned90degreeends", "ODmm": 42.4, "wallMm": 2.6, "straightLengthMm": 762.6, "returnStraightEachMm": 27.5, "bendCentrelineRadiusMm": 47.5, "elbowQty": 2, "weldedBendStockCompatibility": "47.5mm CLR geometry candidate based on DC Iron WB42; wall/grade of actual fitting must be matched; stainless elbow not assumed interchangeable."}, {"part": "Wall plate", "qty": 1, "blank": "90diameterx10", "holesDiaMm": 11, "holeCentresVerticalMm": 64, "stationMm": 150.0}, {"part": "Bracket stem", "qty": 1, "diameterMm": 25, "bendCentrelineRadiusMm": 50, "copingRadiusMm": 24.2}, {"part": "Saddle", "qty": 1, "lengthMm": 50, "insideRadiusMm": 21.2, "thicknessMm": 3, "arcDegrees": 90}, {"part": "Wall plate", "qty": 1, "blank": "90diameterx10", "holesDiaMm": 11, "holeCentresVerticalMm": 64, "stationMm": 750.0}, {"part": "Bracket stem", "qty": 1, "diameterMm": 25, "bendCentrelineRadiusMm": 50, "copingRadiusMm": 24.2}, {"part": "Saddle", "qty": 1, "lengthMm": 50, "insideRadiusMm": 21.2, "thicknessMm": 3, "arcDegrees": 90}]} | evidence/BOM.json |
| nominalMass | supported | {"netSourceModelMassKg": 4.386260972659891, "densityKgM3": 7800, "componentReimportMassKg": 4.386261207481167, "sourceRoundTripVolumeErrorMm3": -0.03010532062035054, "basis": "Source model mass;component reimport mass reconciles with reported volume roundtrip delta. Actual anchors/coating/packing excluded,not measured shipped mass."} | evidence/BOM.json; evidence/GEOMETRY.json |
| performanceCriteria | missing | Adopt actual jurisdiction/use/route actions/combinations/deflection,grip/continuity/end treatment,height,wall/undergrip clearance,accessibility and durability criteria. Existing sensitivities are not adopted requirements. | evidence/CALCULATIONS.json; evidence/CALCULATIONS.json |
| performanceEvidence | provisional | {"analysis": "Linear elastic3D Euler Bernoulli sensitivities. No adopted code action combination/resistance schedule. No physical validation.", "mode": "3D curved member ideal clamped bracket roots; returned ends unsupported. Arc discretisation 12", "cases": ["wall_normal_line_0.74Nmm", "vertical_line_0.74Nmm", "wall_normal_line_1.5Nmm", "vertical_line_1.5Nmm", "along_wall_1kN_node0", "wall_normal_1kN_node0", "vertical_1kN_node0", "along_wall_1kN_node14", "wall_normal_1kN_node14", "vertical_1kN_node14", "along_wall_1kN_node15", "wall_normal_1kN_node15", "vertical_1kN_node15", "along_wall_1kN_node16", "wall_normal_1kN_node16", "vertical_1kN_node16", "along_wall_1kN_node30", "wall_normal_1kN_node30", "vertical_1kN_node30", "member_selfweight"], "limitations": ["Ideal rigid welded joints/supports; actual anchors, plate prying, weld resistance/qualifications and local bearing/tube shell effects unverified.", "Saint-Venant torsion only; no warping, buckling or fatigue proof. Gross/net normal stresses are not a regulatory approval.", "Selfweight covers beam members only; no automatic corrosion/temperature/wind certification."], "meshRefinementStatus": "PASS under5percent", "sourceLocalWallPlateAnchorGeometry": {"twoVerticalAnchorsSpacingMm": 64, "plateDiameterMm": 90, "point": "Root force/moment demands saved; stiffness idealised. Actual anchorage and plate-contact/prying must be designed. End returns not credited."}, "globalAnchorVectorMm": [-36.70889192646695, 0, 52.425730834495475], "datumWarning": "Source vertical pitch is local,whole assembly rotates35degrees", "fixingBasis": "Unfactored separate sensitivity cases; reactions at ideal restraints. Retain each correlated force/moment vector. Do not combine component maxima as a real load case.", "meaning": "Existing linear-elastic model sensitivities;no handrail/guarding rating,physical or independent verification."} | evidence/CALCULATIONS.json; evidence/FIXING-DEMANDS.json |
| geometryChecks | supported | {"validSolids": 11, "volumeErrorMm3": -0.03010532062035054, "collisions": [], "toolChecks": [{"name": "Bracket0_bolt878", "hits": []}, {"name": "Bracket0_bolt942", "hits": []}, {"name": "Bracket1_bolt878", "hits": []}, {"name": "Bracket1_bolt942", "hits": []}], "boundsXYZmm": [745.093290636004, 96.33865916038252, 558.0780875445917]} | evidence/GEOMETRY.json |
| testedResults | missing | null | evidence/GEOMETRY.json |
| independentVerification | missing | null | evidence/GEOMETRY.json |
| tolerances | missing | No fabrication/installation/coating/fit tolerances accepted; model nominal dimensions only. | evidence/GEOMETRY.json |
| substrateAndFixings | missing | Wall brackets ONLY at exact source stations. Actual wall substrate/condition,edge/spacing/embedment,anchors,plate contact/prying,packing and installation access require design. Two64mm-pitch local plate anchor centres rotate with the assembly and are geometry,not selected anchor capacity. Keep each root force/moment vector correlated;returned ends have no support credit. | evidence/GEOMETRY.json; evidence/FIXING-DEMANDS.json |
| installation | provisional | Draft hold-point sequence supplied separately; competent installation method and temporary edge protection/lifting plan required. | evidence/GEOMETRY.json; INSTALLATION-MAINTENANCE-DRAFT.txt |
| maintenanceAndCleaning | provisional | Inspect welds, corrosion, coating damage and fixings; isolate unsafe guard after impact/movement. Cleaning chemistry, intervals and repair system depend on selected coating and exposure; no interval or chemical compatibility claimed. | INSTALLATION-MAINTENANCE-DRAFT.txt |
| durabilityAndWarranty | missing | No verified service life, exposure category, warranty terms or exclusions supplied. | evidence/GEOMETRY.json |
| environmental | missing | No product-specific EPD, recycled-content percentage, embodied-carbon assessment or end-of-life route verified. Steel recovery potential is not a quantified product claim. | No evidence in inspected source pack |
| CAD | supported | {"format": "STEP", "revision": "GUARDS-RANGE-R3", "filename": "evidence/HR-ST-900-35.step", "sha256": "011fb7648f5bfe36fb06eebe30334c3e58d4c701e335dcd60b23ea6026164013"} | SOURCE-TRACE.json |
| drawings | missing | Nominal source STEP and cut-blank data supplied;no accepted production/installation drawing set or manufacturing tolerances. | evidence/BOM.json |
| BIM | missing | No native Revit/IFC object supplied or validated. STEP does not establish BIM delivery. | ../SOURCE-CATALOG.json; source pack inspection |
| literatureAndDownloads | provisional | LocalR9exact stairsteel handrail data/clause/method/STEP and source studies provided;no public handrail specifier download release performed. | SOURCE-TRACE.json |
| origin | missing | Manufacturing country not established for this kit; do not infer from site badge. | No matching origin evidence inspected |
| commercial | provisional | No matched finished handrail assembly price or stock/leadtime. Use developing APG pricing authority;include tube/elbows,coping/brackets/welding/finish/QA/packing/APGfreight. No guarding or stainless cost transfer. | SOURCE-TRACE.json |
| generalEnquiryRoute | supported | enquiries@architecturalproducts.uk;general enquiry route,named technical engineer remains unconfirmed. | ../SOURCE-CATALOG.json |
| correlatedFixingVectors | supported | {"cases": 20, "vectors": 40, "schedule": "evidence/FIXING-DEMANDS.json", "basis": "Unfactored separate sensitivity cases; reactions at ideal restraints. Retain each correlated force/moment vector. Do not combine component maxima as a real load case.", "meaning": "Bracket root resultants,not individual anchor forces."} | evidence/CALCULATIONS.json; evidence/FIXING-DEMANDS.json |
| massAndHandlingReview | provisional | {"reportedKg": 4.386260972659891, "reviewFlag": "Handling/packing/finish requires product-specific confirmation. RB90054kg flag belongs to another product. ValueengineeringLATER.", "designChanged": false} | evidence/BOM.json; ../SOURCE-CATALOG.json |
| routeAndElbowCompatibility | missing | Illustrative35degree stair route; actual angle/nosing line must be measured. Qualified welded/coped saddle/stem/end return details, bought elbow compatibility, actual wall anchors/plate prying, tube vent/drain/finish sequence and site route/clearances. No handrail-to-guarding load capacity transfer. Global roots derived from rotation about (0,0,1000);local anchor pitch64mm projects to X/Z. Confirm actual actual stair route and nosing line/height/grip continuity/clearances and elbow grade/wall/geometry compatibility. | evidence/GEOMETRY.json; evidence/BOM.json |