Document oM90N2meD6bzD3E2QZVrKpqVg

sus LIA 09 65 7 LEAD INDUSTRIES ASSOCIATION 400 UDOMOTO* AVOWS HSW VOW 17, K. V. MTALUC UCAO WOOUCTS ttVWON Octobor 90, 19Sk mma m. * -~s . 4 I rf\''A1'vvrr,V V-ffTcATlc'- 'rr^-TcgRsa LU-..UTG4 1b Miin of tbo BtUllle Load Prodoeta Dtvlaloat Attochod ploaoo find o o r t of Mr Sutfottod Spociflcatloc* for CboMteal Laboratory fc-ainaga Sytow* thlo la U oad roaalt of varimm dnft* tint m olrealatod aaoof oar awfcora for tbolr ooc--ata, All aucxooUooa or ravltlona offorod ly oar aeaboro havo boon laoorporatod 1a tfcoao apoolfloatlem* If yoa 0Ad additional copdaa for dlatribatio mm| /our uliiaw or caatoeara, w aball bo (lad to aapply tboa froo of cfcarga. ftlgooroly yoara, Soerotary '// i ^*ajapi MPwaM*u ' <>,Winy I r : i t LIA09658 pfpsgppgl m Ai- LEAD INDUSTOES^ ASSOCIATION 4M LCSM8TON *V0M 4 MW tWHC 17, H. 7. ! MCTA4JJC UAO OOOOUCT* OtVMtOM 8CM7STO sfrsgisi?ggs t o c k w ic u . usop-roaT tairao* srsrw laboratory drainage mi rst eyrtec* ehall oot b dlreatly connected to the oanltery drainage cystea of 7 balding. laboratory mtM nay diaciarc* Into the building unr only after pwelng tfcrcvgb dilation or nestraliaing ctiXbtra acceptable voder local, and state plozbiag* bcHding or baaltb departaeot requireaenta. KAT^UU All load prodoeta for ehee*cal labor*tor1*0 ah*11 bo soda ftrea pig load Meting requlreeecta of A.S.T Jt. apecificeticn* oerial deelgnation B. 29 for eboical, aoid or copper load grade** Antlaonlal (bard) load ebon *poclfiod ahall bo aa alloy containing 1,0 to 7*5 porcoot aatlaosy*. ^ i *'id b a s t s a b p tptr pmw toad oaato and Tact pip* for chmlcal lefecretcrlaa ahall b* In aoeordaoca with tb* following table eocforalrf to federal Specification WW-P-325. (Order or apacify b7 inside SIstater ted wall thickneea) ran* ruDfrns WCNES nu TKTCWtSS stcras ROdlSAi WEIGHT TO FOOT ftXSTg * 0.171 3.75 l* o.in S.oo 2 0.2C5 7.00 2$ 3.250 10.6* 3 0.250 12.50 k 0.250 16.36 N 3030.01 wpp&ipii H8PP LIA09659 CKDOBAL UBOXATORT rSAHJUK sisrat -2- (Baeeptlon - tor aduestlenal units *!> or XL* wolght lesd plT* la aocordu m Vita fed, Spsa. Ttfrjr5< moy b u*ed where aoowstble.) tfeera lesd 1* bcilt Into ccocrsts valla, floere or other aaaonry, It shall ho pointed as coot heavy srphalt point. xa\p TRAPS Load trap* shall boro veil thlotooeo eoepanble to the lead pipe to sfcieh It la connected end here et lcjrt 2-In. trap oeal end bo either Via. or it-la. dm trap pattern or ontl-cypboa pattern. All clessaut plugs tad trap oerooa end rings ehoii be of eest bard lead with sltsitsrd pipe threads end ring obeli bo load velded to the body of tbo trap. (Trap pettora obeli oe&fora with requlrcaoota of local pitabIns ragulotloco.) 3KEO LEAD Shoot load obeli eonply vlth tbo dlacnslceal toleraaoee of Federal Specific cations 30-X-121* 1?5J, for Sheet Lead. LEAD USED 3 DOCS Load lined ehewleal laboratory sinks ehall be lined vlth at laaat 6-lb. eheet lead using lead velded folate and east. The aheet lead shall ba foraed over the rla of the elide to fora a coaspleta lining covering all surface* exposed to flttldo or eplaah. LEAD CP? 3K OR ^*3Tt BOWL Lead cup sinks or vasts bowl* shell bo of cast lead, either hevlspberloal 6-In. disaster or oral 3 In. by 6 In. vlth at least 5/J2-ln. veil. Threaded tall* piece connection, either cast with bowl, or lead sink plug and strainer Is accept able. (Bowls asds froa 10-lb. sheet lead asy bo used.) LEAD IBP TABLE TB0OTH3 Lead llnod table troughs shall be lined with at least 6-lb. sheet lead with all Joint* lead velded. Outlet and to be extended below supporting asterlsl to prevent capillary attraction carrying fluids alone underside of trough Into table construction. 1X1D COVERED TAJLE TOPS it least 6-lb. soft or Jj-lb, hard sheet lead shall bo used for load covered tables with lead foraed flraly over all edges and corners by bossing or folding. Corners asy ba out and valded. LIA09660 i CEZ3CCA1 UBOftlTPRT DRAIKA38 8T3TEX -3mx> taro a c id mis .' Lead lined acid tray* shall b* lined with t leut 6-lb, toft or l-lb. fctrd rhcct load with ell Joints load welded, A lp-ln. lead sink plus sod #trainer , f ill be used fcr outlet connection. Tbs bottess of tbs tray shell pitch free all directions to ths outlet which ray bs In tbs center or at either sod to correspond i to drain connectloci location. JOCTT3 ASP COtSBSTCW r ,t4J . | LEAP WZU%3 JOSHS ' ? ..... Lead welded Joints for vasts and tent piping shall be regulation lead raided Joints fused together to fora a uniform veld at least as thick as the pipe* i being Joined. Lapped Joints shall bs used oe sites up to and Inc lading 2 in. Lead welded Joint* for sheet lead shall be regulation lead voided butt or lap Joints fused together to Torn a cnifora veld at least as thick ss the vaberlal being Joined, Butt Joints with beveled edges shall be used for sheet lead over l/&-la* thick. j Lead welding rod ahall be of save coepealtlon as arterial being welded. NCTZa - In ths past ths coeaon ten for Iced welding hat been lead burning.* Sines the result of ths operation Is a true weld, this is a ni*rover, hence the tarn lead welding Is used throughout this specification. lap LIKED SDK AST) ACID TEAT Attk CCTOHCTinKS Lead waste connection* for lead lined sinks or acid trays shell be wade by using proper slse lead alek plug and strainer with lock rut or by welding strainer body to lead lining, ALaran.T girt:* o h o t h er CKnncAt k er u t d h s ix t -nsr* oowtgrriows Lead waste connections for this type fixture shall bs nods h/ using proper sits lead sink plug and strainer with lock nut. Red or lT.ite lead (witty nay be used under sink plug body to fora gasket. l e a d c h e mic a l sat puna m s t r a d isa Lead sink plug*, be* hiv* standing overflows and strainers Shall be wade of cast or extruded hard lead using hard lead tailpiece for trap Inlet contraction. All thrssd* to b* standard pip* thread. Joints say b* union, flacgs, or welded where tailpiece is Joined to i strainer piece outlet. / l e a p m? j o pro ) Inlet and outlet and cleanout plugs for lead ebatdeal traps shall be lead welded Joints, : S- i L IA09661 w CH30CA1 UBOJUTOKI BUISAOS STSTDC -k- LEAD WkSTK ASP VBff CCTOTCTIOKS All joints between load plpo or fittings and ieU resisting cart Iron ahall b* sad* m follow*! TRi#n lead watts or rant plpos ara connected Into sold resisting east Iron with calkin? hah, rogalation load calked joint shall b used except that traated asbestos packing la used In plsee of eakta* Cart hard load ferrule*, raided to load pipe Shall b used. Brass ferrules tap bo wood whan tba lead pip* la aatondod through the ferrulo and turned bank over the baad on th* aplgot and of tho famlt. The lnlot and of tho fcrrulo la laad welded to tba laad pip*. When laad waste or want pipoa ara connacted to oeld resisting Iron or steel pips with regulation standard pipe threads, tho load pip* la waldod to cast hard load bushings or nipples, then brass nipples or bras* bushings ar uaad tba laad pips thill extend through than with lead w*ld*d joint used on Inlet and outlet end. Load to lead flanga joints nap also bo used. Ej;og<3 iso spppoRq Piping shell bo Installed without undue strains and stressas and prorlslon SMda for expansion, contraction and stroetcrel settlement In aocordanoa with tho following rocooModatlona. yPTICAL PTPDO Tortical laad pipe* shall bt aupportod at Intervals not to axoood It ft. Flanges, tacks or straps waldod to pip* shall b used. HraiznKT.X PIPDll Koriiontal laad pipe shall bo aupportod by angle or channel Irons, hoary ohect-wetal troughs, wood stripe, or otherwise, over Its antlro length. RVRlfRS UfD A*COM Hanger* and anchor* stall b# of nstsl of sufficient strength to taintsIn their proportional shar* of pip* support and alignment and b securely attached to th* building construction. prpsn a coreart All ehtlral laboratory piping shall, where constniotloo pemlta, be placed or Installed In chases or roeoasea wtlch will peralt access to th* piping for repair or replacement. Lead piping encased la cone ret* or masonry walla or floor* shall ba hoarlly coated with asphalt*.* paint. ^jjffgc. nwww.w!'! rvjwsgv WijWEyfg twit? raff--r LIA09662 -- .V -J<4Z-H ' |T>rifiM'T^y r (YT '"`lifi'il TT^i'iiiVi "ll 'll" I I'^tiil n ^T|||L CBWIEU UKSR/.TORI tRAWAIt STSTVt *s LEAD &TK ms Cbaaical laboratory roc* floor* where required *hall be eowplettly lined with at least 6-lb. ehest lead *afe pan with an upstand at least 6 In. cn all walla, folded comers of pans when naad (ball be set tightly against tha upstand* and lead welded along tbs top of tbs fold, fop* of upstands shall be aet back in# Into notches In studs on frees construction. Upetanda shall be (treated tightly against masonry wells. In rooess too large to be covsrsd by a single sheet of lead* eeans joining aborts shall be lapped at least J In. In direction of flow and lead wwldod. Concrete under tha pan shall be brought to a smooth finish with a mixture of eeasst end sand, and the lead costed on both side* with a good grade of aaphaltaai paint, Rood floor* under the pans shall be flra and arm with nail heads sat, and eado of not less than 1-in. wall-atasooad boards covered with asphalt-impregnated building paper weighing at least 15 lb. per square, Inflde of pans on wood floor* shall ba coated with saphaltua paint. A cement and sand mixture shall be used Inside pens aa foundation for the finished floor. Ttas shall be graded to the acid resisting floor drain to which they shall be securely fastened. The trap flange ehall be countersunk and weep holes provided In the drain just shore the pan. The pan shall be tested upon coupletion by plug ging the trap end fillleg with water. L If pans are left open, they ehall be protected with heavy building paper until foundation for finished floor la installed. bhen wall* are marble, they are set Inside the pan, and whara tha upstand la laft exposed, it la covered by a marble baseboard. i surt hjLsn The safe waste, whan used In piece of weep boles in floor drain, shall be 1-in. lead pipe, considered as an indirect waete, and discharge over a water sup plied sarviee sink or floor drain. l ead tao raTTAAiizfla ana Lead linings for neutralising basins or dilution tanks for chemical laboratory waste In buildings shall be of at least 1?-U>. Sheet lead with lead welded joints. LEAS OR LEAP LDtED EWE (POPt HP DPCT3 re hoods and duets shall ba constructed of at laaat 6-lb. ahaet lead supported in an angle Iron fraeework, Sheet metal having a bonded lead coating thickness of lead of at least 1/lbth In. may also be used. % 3*W'l.^juiw111! Illy.. mp'.fpni.