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HomeMy WebLinkAboutSPECIFICATIONSBY STANDARD SPECIFICATIONS St. Lucie County 1 GENERAL 1.1 SCOPE This specification concerns the manufacture of and the construction details for metal buildings designed and constructed to be weather tight and easily erected Dean Steel Buildings, Inc., designs its buildings to and adheres to the policies of MBMA's "Low Rise Building systems Manua]." The building shall include the structural framing, roof and wall covering, trim and closures, and accessories herein described 1.2 DESCRIPTION L2.1 SM - Straight Column Rigid Frame Buildings with a roof slope of 1:12. 1.2.2 SS - Single Slope Rigid Frame Buildings with a roof slope of 0.5:12. 1.2.3 LR - Tapered Column Rigid Frame Buildings with a roof slope of 1:12. 1.2.4 LM - Tapered Column Rigid Frame Buildings with interior columns and a roofsbpe of 1:12. 1.2.5 RF - Tapered Column Rigid Frame Buildings with a roof slope of 4:12. 1.2.6 WU - Simple Span Frame Extensions from any of the above buildings and a roof slope of 1:12. 1.3 BUILDING NOMWCLATURE 1.3.1 The building "Width .and Length" shall be measured from inside to inside face of the wall covering. 1.3.2 The building "Eave Height" -shall be measured from the bottom of the base plate of the rigid frame columns to the intersection of lines representing the inside of the wall covering and the inside of the roof covering. 1.3.3 The "Roof Slope" shall be the angle that the roof surface mattes with the horizontal, expressed in the units of vertical rise to 12 units of horizontal run. 1.3.4 The "Bay Spacing" between frame center lines shall be 20', 25;or30'. End bays shall be1B'41",23'.11,dr28'-11". 1.4 DRAWINGS The building manufacturer shall furnish complete construction details showing anchor bolt settings; sidewall, endwall and roof framing; transverse cross -sections; covering and flashing details; and accessory installation details to clearly indicate the proper assembly of all building parts. 1.5 ILL. UPLIFT RATINGS The building manufacturer shall furnish, when required, a roof deck system having the Underwriters Laboratories wind uplift rating. DSB's roof deck systems are shown in the U.L. publications'Building Materials Directory," and are listed as: 1.5.1 Rib 6: Construction No 12 & 39 1.5.2 Rib 12: Construction No 65 1.5.3 ProSeam: Construction No 205 1.5.4 ProLok: Construction No 552, 552A & 552B 2 DESIGN 2.1 GENERAL All structural steel sections and welded plate members shall be designed in accordance with AISC Specification for Structural Steel Buildings ANSI/AISC 360-10. All cold -formed structural members and exterior covering shall be designed In accordance with the latest edition of the AISI, "Specifications for the Design of Cold -Formed Steel Structural Members," 2.2 DESIGNLOADS 2.2.1 The folbwing criteria for live bads and wind bads shall be followed in the design of standard building components permitted under the Florida Building Code 2010 and International Building Code 2012. 2.2.1.1 The roof live bad shall be applied to the horizontal roofprojection according to specification 1607.11.2 CFBC), 1607.12.2 (IBC) and 1616.1 CFBC-HV). 2.2.1.2 Wind bads shall be assumed to act horizontally and shall be applied as pressure and suction in accordance with ASCE 7-10, sections 26 - 31 inclusive. Wind bads are given in terms of 3- second gust and range from 105 mph to 210 mph 2.2.1.3 Florida counties Broward and Miami -Dade are categorized as high velocity. Buildings designated at high velocity shall comply with the requirements of sections 1611-1626, inclusive in the Florida Building Code. 2.2.2 Buildings may be designed to other building codes such as required by local jurisdictions. Please call for availability of codes not listed ' 2.2.3 The building shall be designed to the bad combinations specified in the applicable building code or the MBMA "Low Rise Building Systems Manual;1996 edition. 2.2.4 Designs shall include the building dead bad, roof live bad, wind snow and seismic bad in accordance with Dean's interpretation of the building code. Additional collateral and auxiliary loads shall be included when specified by the buyer. 3 STRUCTURAL FRAMING 3.1 GENERAL 3.1.1 All framing members shall be shop -fabricated for bolted field assembly. 3.1.2 Primary structural framing shall include the transverse rigid frame, wing unit rafter beams and columns, canopy beams, intermediate columns, bearing end frames, endwall columns, - and wind bracing. 3.1.3 Secondary structural framing shall include the purlins, girts, eave shuts, jambs,, headers, flange bracing, sill support, clips, and ether miscellaneous structural parts. 3.1.4 All hot rolled steel sheet, plate, and strip for built-up sections shall have a minimum yield point of 55,000 psi. Web sheet is purchased in accordance with ASTM A1011 Grade 55. Flange bar is purchased in accordance with A529 Grade 55, 3.1.5 Hot rolled structural sections shall conform to the requirements of ASTM Specification A36 yield 50, A572 GSS or ASTM A992 G55. 3.1.6 Twelve, fourteen, fifteen, and sixteen gauge cold formed sections shall have a minimum yield point of 55,000 psi in accordance with ASTM A1011 G55. Galvanized sheet and ship for structural framing members shall conform to ASTM Specifications A653, Grade 90. 3.1.7 Pipe for columns and other structural uses shall have U nnn psi yield Square tubes conform to ASTM A500 Grade B. 3.1.8 Galvalume and pre -painted hot roll coils conform to ASTM A792 AZ55 and may be either 50,000 psi or 80,000 psi yield See Section 4. 3.1.9 Unless otherwise specified the minimum thickness of framing members shall be as follows: ColifomredprimaryGazrdngm14gauge CoUtbimedsemnduyframingmembets 16gtuge Intenmediampipecag 3/16" Websofwelbdbullupmembers 12gn>ge F 3.9 BASE SUPPORT A continuous member shall be provided to which the base of the wall covering may'tie attached This member shall be galvanized or pre -painted red angle used in conjunction with a 1=1/2".sheet ledge formed in the concrete or ppitional 1B gauge galvanized painted Bronze Ibase trim secured to the concrete floor power driven. fasteners or equival-entanchors. 3.I0 FRAMED OPENINGS Structural„fiaming members for all Openings shallbe cold farmed "C",sections and adequate for the specified design wind bads., 'As roll up overhead doors transfer a'large torsion bad to the jamb, structural tube sections may be used > 3.11 EXPANSIONJOINTS 3.11.1 Longitudinal .expansioh joints may be`:required when the "building length ;exceeds 5100'. These joints shall allow adequate expansion and ,contraction of3he longitudinal' members and roofand wall panels. 3.11.2 Transverse -expansion .joints may be required when the building width (span)',exceeds 200' on gabled'buildings. or ' 100, "single slope ,(these. dimensions can`be doubled when using; Pro Seam panels with'fbating clips)., ;These joints shall allow adequate, expansion and contraction, of the roof panels lbe . and shalflashed td ensure weather tightness. 3.12.PAINTING All stuctural framing members which are not.: galvanized shallbe cleaned to remove dirt,:,grease, :oil, and'bbse mill scale, and given oneshopcoatoi' iron oxide Primer formulatedto-meetorexce.edthe ' performance requirements of Federal Specifications 1TP-636 and 'TT P-664.:Primer is for protection of steel building, during transit :and isnot intended asanexterior finish. . _ 4 R067 & WALLS 4.1 STANDARD PANEL. PROFILES 4.1.1 Rib-12 [RT) - 1-1%4".deep ribs 12" on center with two 1/4" deep intermediate: stiffeners; 36" netcoverige. 4.1.2 Shadow Panel [SP)-1-1/4" deep recesses 12' on. center with , i-ntermediate;accent lines; 36".net coverage wall panel. 4.1.3 Rib-6,;(RS) a/4" dedp rib's 6" on center 36""neEcoverage, 4.2 STANDARD PANEL PROPERTIES (36=9 4.2.1 'Standard roof, wail,' Rner, and'partition panels. shall be 26 gauge unpainted Aluininum'Zinc A1by-Goat_ed or 26;gauge �cpbr coated cold formed panels. . „ 4.2.2 • ,Material for, 26 gauge color coated panels shall be Aluminum Zinc .Alby-Coated-steel conforming to ASTM,Specification Al 792, .Grade E,-90,000 .psi, or,galvanized (G-90) steel conforming to ASTM"Specification A-653;. Grade E,.80,000, psi. 4:2 3 Material for,optional 24 gauge panels shall tie unpainted or 'color ,coated Aluminum Zinc Alloy -Coated conforming .to ASTM-A-792, Grade:E, 80,000.psi, or 24 gauge cobrcoated cold formed panels on galvanized steel conferring tb.ASTM mg A-653 in Grade E, 80,000 psi. ' 3 7.3 Buildings over 200 wide. ,may, require :cable bracing at " interior column lines 43STANDING SEAMPANEL PROFILE 3.8 'FLANGE BRACING . 4.3.1 Pro Seam 3" self-locking 'trapezoidal .rib roof `:panel The inside flange of all rditersa by angles connected to -.the SanE purlin nor girt so thatthe,aliow for any combination of baling F6n1esohwlYdb11i1EuPmembrn Briong(fabYstandud Bramig(RodaptonzlJ - 1 o 3.1.10 Cold -formed sections shall be manufactured by precision roll or brake forming. All dimensions shall he true. , 3.1.11.All shop connections shall be by welding in accorda_hce' with the AWS "Structural Welding Code" latest edition. Welding shall be b y submerged are or gas shielded arc prgcess. 3.112 All field ° connections. shall 'be field bolted with ASTM Specification A=307 or,A-325ibolts as shown on drawings. A- 325 bolls shall be tightened by the turn of the nut method 'Connections in secondary ;members shall bemade with special 1/2, Truss Head Fin Neck. bolts .and hex nuts when required ASTM,A-325.bolts are designed in accordance with ,RESEARCH COUNCIL. ON. STRUCTURAL. CONNECTIONS (RCSC) 2009[6c ition. - 3.1.13 All flaming members shall carry an easily visibleidentifying mark 3.2' RIGID FRAMES, WING UNPT'FRAMES, AND CANOPYBEAMS - All members shall, be welded, built-up, "I" shapes, eithercdnstant depth. or tape red , , - I , ,- 3.3 BEARING END FRAMES Bearing end 1franues shall be hot rolled,sections and:. consist of columns at the building comers and a continuous rafter ;beam supported' by the endwall columns. An optional hearing frame system will eonsistofcold formed "C"sections:and"Z"sections.. "- 3.4 ENDWALLCOLUMIVS ' 3.4.1 Endwall columnsshall;be hot rolled sections or welded built- up T'shapes. Optional'endwall columns will consist of cold formed "C'.sectibns. 3.4.2 Endwall assemblies shall consist of hot rolled. columns and bypass girts. ,Optional hot rolled columns or cold formed. columns with insertgirls are.available.upon request- 3.5 .PURLINS AND GIRTS ' Purlins and girts shall be cold formed "Z" sections with stiffened flanges. They shall be simple or continuous span as required .by ; design. 3.6 EAVE STRUTS Eave,shvts shall be 8" deep cold formed sections sufficient to Provide adequate"backup for :both ,roof and Wall panels--at�the building eaves. -- 3.7 WBVD`BRACING 3.7.1 Wind bracing fil,'.thiiybof and/or:sidewall is not required , where 'the Aiaph agm strength' of the ;roof and%or wall covering Is a,•dequate to resist:the longitudinal Wind forces..if_ required wind {irdcing shall be,provided by duagonal,cables , ! 3.7.2 OPTIONAL BRACING shall :consist of wind bents ;(portal ;frames) -fixedb'ase wind columns, diagbnal rod'hiacing,:or diagonal anglebrac " Id columns shall be braced later t of the frame and to the web of ble compressive stressIs adequ concealed fixed or..fbating clips, 24' net coverage. 4.3.2 ;pro-Lok seamed trapezoidal rib roof •panel, concealed.` ".fixed or'fbating clips, 24" net coverage. - ' 4.4 'STANDING SEAM PANEL PROPERTIES Pro Seam and Pro-Lokipanels shallbe 24 gauge Aluminum Mric'. Alloy -Coated -steel AS'PM A-792, Grade. D, 50,000 psi.', _ 4. t 4.5 FASTENERS 4.5.1 All self -tapping fasteners shall conform ito USASB 18.6.4 and shall have type A or type AB threads. All self -drilling fasteners shall conform to IF 1113.'Where required for weather tighmess, fasteners shall be assembled with neoprene sealing washers. 4.S.Z Plating 4.5.2.1 All fasteners shall bepbted to minimum thickness of.000s". 4.5.2.2 Optional extended corrosion resisant fateners shall he Zac® [zinc -aluminum cast head] with aluminum and neoprene sealing washers. 4.6 SEALER Sealer for side laps, end laps, and flashing slid11 be a butyl based Polymer sealant in extruded tape form. The sealer shall be non - shrinking, non-drying, and non -toxic and s�all have superior adhesion to metals, plastics, and painted surfaces. Service temperatures range from -3o" to + 300"F. Th4 material shall not flow at 1200$ and shall meet or exceed the r'quirements of Gov. Spec. No. MIL-C 18969 Type 11, Class B and Tf-C11796A. 4.7 INSTALLATION OFROOFAND WAIL PANELS 4.7.1. Roof panels shall be continuous from ridge to eave for buildings 60' wide or less. Where end laps are required they shall be a minimum of 6" long and shall occur at a roof purin. 4.7.2. Sidewall and endwall panels shall be connuous from sill to roof line except where length becomes prohibitive for handling purposes. Endwall panels for buildings with 4:12 roof slope may have a splice at the eave If+ 4.7:3..•Endwall panels shail be square cut for hufldings with a 1:12 roof slope and bevel cut for buildings with Z 2:12 roof slope when the panel is longer than 5'-0- it 4.7.4 Before securing, all laps of roof panels shall be sealed with a continuous ribbon of tape sealer. 4.7.5 Standard Roof Panels The information below is general; please refer to your construction drawings for specific screw spacing information. 4.7.5.1 Roof panels shall be secured to purlins with #14 sheet metal screws at a maximum spacing of 12'. t 4.7.5.2 At end bps of rib sheets the maximum spachts shall be on each side of themajor rib for Rib-12 panels and 6- on centerfor Rib-6. 4.7.5.3 Side bps to roof panels shall be stitched through the high fiat of the rib with #14 sheet metal screws at a maxi Turn spacing of 20' or 12' on center for wind bads 120 mph (fastest mile) or greater and 140 mph (peak gust) or greater. 4.7.6 Standing Seam Roof Panels The information below is general; please refer to 1the construction booklet provided 4.7.6.1 Pro Seam and Pro-Lok panels shall be secu'red by a fixed or floating clip with a 1/4.14 x 1-1/4" self ddlling ibstener at 24- on center and fastened to each purlin. Peak and Panel laps ghall be secured with compression joints consisting of panel meal plates on the top and bottom of the panels. .4.7.7 Standard Wall Panels The information below, Is general; please refer to your construction drawings for specific screw spacing information. 1 4'7.7.1 Wall panels shall be secured to girls with #14 s eet metal screws at a maximum spacing of 12. 4.7.7.2 At the end laps of rib sheets the maximum spacing shall be on each side of the major rib for Rib-12 panels and 6" on center for Rib-6. 4.7.7.3 At the side laps of sheets, 910 sheet metal screws shall be placed a maximum of30' or 12' on center for wind bads 120 mph (fastest mile) or greater and 140 mph (peak gust) or greater. 4.8 FLASIHNG, CLOSURES, AND TRIM 4.8.1 Flashing and/or trim shall be furnished at the rake, corners, eaves, framed openings, and wherever necessary to provide weather tightness and a finished appearance. 4.8.2 Sculptured rake trim shall be roll formed 26, or optional 24, gauge material 20' long to minimize joints. Other trim shall be 26 gauge. 4.8.3 Sculptured rake trim material shall be Aluminum Zinc Alloy - Coated steel (50,000 psi yield) or optional color coated galvanized steel conforming to ASTM Specification A-653 Grade D [50,000 psi yield]. 4.8.4 A formed panel matching the slope and profile of adjoining panels shall be provided along the building ridge for Rib-12 panels. A preformed metal outside closure and ridge flashing shall be used with standing seam panels. 4.8.5 Closure strips matching the profile of the panel shall be installed along the rake and/or eave where required for weather tightness. Closure strips shall be closed cell, semi- rigid crosslinked polyethylene foam laminated for strength and. uniform compressibility. Metal inside closure strips shall be used at the eave for standing seam panels. 4.9 COLOR FINISH See DSB color charts for latest color selections and availability of finishes. 4.9.1 Exterior steel surfaces shall be Aluminum Zinc Alloy -Coated or optional color coated Aluminum Zinc Alloy -Coated or galvanized (G90) steel 4.9.1.1 Color of roof panels, wall panels, and corner aim shall be selected from Dean's standard cabrs. 4.9.1.2 The roof ventilators shall be Aluminum zinc Alloy -Coated or Oysterwhite. 4.9.1.3 Gutter, rake aim, downspouts, cave him, and door flashing shall be Aluminum Zinc Alloy -Coated or prepainmd galvanized in 26 ga, in standard colors shown on Dean's color card Optional 24 ga. available In Aluminum Zinc coated or prepainted galvanized White or Bronze. _ 4.9.2 The color surface shall be a silicon -polyester ca-polymer resin type to give superior adhesion and durability. The coating shall be a D.F.T. of 1.0 mil thick (+ .1 mil). The reverse or backer coat shall be a straight polyester with a D.F.T. of 0.5 mil thickness. 4.9.3 The Dean color coated panels are available with optional 5-, 10-, and 20-year written limited guarantees, For additional information on the primer, finish coat, or guarantee please contact your Dean representative. s ACCESSOILIES 5.1 HOLLOWMETAL SWING DOORS 5.1.1 3070 door leafs shall be 1-3/4" thick, full flush, 20 gauge hot dipped galvanized (G60). The leafs shall have an expanded polystyrene core, a closed cel( rigid thermoplastic material used for insulation against heat or cold "U" factor of.16 and "W factor of 6.5, sound transmission of.32. Meets or exceeds Federal Specification HH-1-524-C Types 1,1I, Ill. 5.1.2 Door frames shall be non -handed universal type frame, 16 gauge galvanized steel with reinforced recessed hinge plates. 5.1.3 Doors shall be furnished with a satin stainless steel bckset, 2-3/4" backset, and A.S.A. strike plate. 5.1.4 Optional panic hardware shall be a horizontal push bar of wrought steel channels and available either exit only or entrance/exit. Slight pressure on the push bar shall release ". I .the door latch for immediate exit A removable mullion shall be required for 'double door openings. 5.1.5 Each�door.leaf shall swing from`(3) 4-1%4" x 4.1/2" steel�full mortise, plain bearing hinges. ' 5.1.6 'Door Ileafsand,firanatis are manufactured with'oge coat of tinted white printer:(Ceco). ' 5.1.1- Thethreshold, shall be an extruded :aluminum -shape. to •provide,positiye weatherseal. ; .. 5.1.8 'Optional 3070.Glasslite doors shall.have6" it30'? factory pre glazed tempere-d glass panel Giasslite doors are not adequate for'buildings permitted by the FBC and are not .impact resistant. - 5.1.9 4070 and 6070`d6or packages are, available upon request; ' specifications and supplier mayvary from above. - 5.2 'SLIDING `DOORS' 5.2.1 Sliding doorleafsshall be constructed oflbolted steel ; framing. covered with matching wall panels. - - 5.2.2 The leafs shall be suspended from a;galvanized creel track by dual -wheeled; -.galvanized _steel, . permanently lubricated 'trolley hangers. The track brackets and trolleys shall be .protecte'd by acounter-flashed hood. _ 5 2 3; 'Sliding door jambs,and headers (when required) shall be cold 'formed channelsections having one standard shop coat of ' primer. 5.3 . SKYLIGHTS 5.3.1 Skylight panels shall .be general 'purpose.. glassfiber' reinforced polyester structuml plasdc,panels. 5.3.2 Skylights shall be white smooth surfacefinished in profile 'matching the -roof panels and shall weigh 8 ounces per square foot ,Skylights conform to PS 53-72, Type 1. (burn, rate of not less than 2.0'..inches perminute). Note: Voluntary Product Standard PS 53-72,;issued by the U.S. Department of Commerce, January 1; 1972; has been replaced as 'the' Standard Specification by ASTM D 3841-81. 15.3.3 Additional fall ,protection must'be ,provided in _accordance with OSHA regulations. - 5.4 EAVE GLITTERS AND DOWNSPOUTS 5.4.1 Sculptured eave,gutter 4-1/2" x 5" shallbe roll. formed 26 gauge, or optional 24 gauge,'26'long for ease of erection. Gutter shall` be fastened with' gutter brackets at 3' spacing after roof and wallsheetr'are in place. Contounof the gutter shallmatch the rake flashing and allow for easy -field miter of thecorner.without an auxiliary cornerbox, -' 5.4.2 Downspouts' shall be 26,gauke steel, 4" x 5': Downspouts ,,shall have a 4S°elbow 'at the botron'and shall be supported -;by atinchment to':the wall covering at 6'maximum spacing. 5.5 •W \TDOWS ' S.5.1 Horizontal slide '..aluminum windows shall be self -flashing, furnished with a sash lock 'weather-stripping; and. a half screen. The exposed surfaces shall ,be..finished in `Bronze ,.enaniel,paint.;Thd,wmdows;shall'be factoryglazed. with ,double strength,(DSB) glass: - - - - 5.5.2 :Accent windows .shall be self -flashing fixed, glass.. The exposed surfaces shalFbe finished in Bronze enamel ;paint. - The.wmdows shall be factory'glazed with tinted -tempered igaass. _ 5.5.3 "Windows supplied by6SBmaynot be adequate fonall wind 7oadsand are not -impact resistant: 5.6 VENTILATORS Ridge'ventilaiors shall -,be gravity'lype fabricated from Aluminum Zinc Alloy -Coated steel o_r galvanized steel painted'OysterWhite. 5.6.1. Monovents shall'have a or 12-throaeand,are furnisiic 10` lengths. Splice p4tes,and end caps, where required'! be provided to make up thespecified length. AlLmonov - shall;be furnished with'bird screen. Optional dampens provide _an adjustable opening at the throat and shall b the manually -operated pull chain type. ' I 5.6.2 Lo-profile vents are designed for ProSeam,.'Pr0-Lok and '12' roof systems and :offer ;pleasing; ,efficient yentila, Vents come in'10` engths, single or continuous, 6-1/T' th ` 0:1:I2 pitch, 450 CFM Base Rating.. 5.7 LOUVERS Louvers shall be fabricated from 26-gauge;galvanized_steel shall have overlapping blades ,for maximum weather.tighto Blade shag - e fixed with infegraHArd screen..Cdlor shall be oy white unless otherwise specified 6 BLULDING 'ANCHORAGE' Ai FOUNDA77ON 6.1 ANCHOR BOLTS Anchor':bolts shall resist 100% of'the critical:column reacd (shear and/or tehsioh)determined ;from the bad combinat., The manufacturer is responsible for design of anchor bolt diatru and projection above-thexgncrete foundation, butis not respons for the 'transfer of 'anchor bolt forces to rheiconcrete nor . ',willbe36 KSI;yield. - - - 6.2 FOUNDA77OIV The building'fotindation shall be.designed by a qualified enginee 'support thebbuilding reactions in'addition to othenloads fmposec :the building use or occupancy. The. design shall be based on'ac jobsite conditions. Foundation design shall include provisions. boltembedment, length,: hook, bearing angles, kickout bars, tier, andanyother associated items'embedded in the concrete. 'D, -Steel Buildings, 'Inc.,,does not design nor assume responsibility -the design,materials, or workmanship of the foundation. - Spec'ifications-cover buildings manufactured by Dean Steel Buildings, Inc in keeping with Dean Steel`'Buiidings, Inc.., policy of continuous,product .improvement: specifications aresubjecttochdngewithoutnotice. -" DEAN STEEL BUILDINGS, WC . - - Geneaf0&ces ScMfg'�P _ '29291ndusnialAve FortMyers,Florida 33' - _ (239) 334-1051 •FAX (239) 3340 M13MM mop =AL MINING MWAMurs ismUVICK � .=500TenthStl Cedartown, Georgia ;30. (770) 748-7900 -FAX (770) 749-5: 2. IE LS 'z C-4'7"2 71 AirplortR .{. - ' Thomasv e,Georgia 31: Lct-' ul y.el.l '(229) 225-1112'- FAX: (229) 225-1 www.deansteelbuildingsmm - - 4022-02, Ile s`,