ASTM C1063-2014 Standard Specification for Installation of Lathing and Furring to Receive Interior and Exterior Portland Cement-Based Plaster.pdf

1、Designation: C1063 14Standard Specification forInstallation of Lathing and Furring to Receive Interior andExterior Portland Cement-Based Plaster1This standard is issued under the fixed designation C1063; the number immediately following the designation indicates the year oforiginal adoption or, in t

2、he case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the U.S. Department of Defense.1. Scope*1.

3、1 This specification covers the minimum requirements forlathing and furring for the application of exterior and interiorportland cement-based plaster as in Specification C926 orSpecification C841.1.2 Where a fire resistance rating is required for plasteredassemblies and constructions, details of con

4、struction shall be inaccordance with reports of fire tests of assemblies that havemet the requirements of the fire rating imposed.1.3 Where a specific degree of sound control is required forplastered assemblies and constructions, details of constructionshall be in accordance with official reports of

5、 tests conducted inrecognized testing laboratories in accordance with the appli-cable requirements of Test Method E90.1.4 The values stated in inch-pound units are to be regardedas standard. The values given in parentheses are mathematicalconversions to SI units that are provided for information onl

6、yand are not considered standard.2. Referenced Documents2.1 ASTM Standards:2A641/A641M Specification for ZincCoated (Galvanized)Carbon Steel WireA653/A653M Specification for Steel Sheet, Zinc-Coated(Galvanized) or Zinc-Iron Alloy-Coated (Galvannealed)by the Hot-Dip ProcessB69 Specification for Rolle

7、d ZincB221 Specification for Aluminum and Aluminum-Alloy Ex-truded Bars, Rods, Wire, Profiles, and TubesC11 Terminology Relating to Gypsum and Related BuildingMaterials and SystemsC841 Specification for Installation of Interior Lathing andFurringC847 Specification for Metal LathC926 Specification fo

8、r Application of Portland Cement-Based PlasterC933 Specification for Welded Wire LathC954 Specification for Steel Drill Screws for theApplicationof Gypsum Panel Products or Metal Plaster Bases to SteelStuds from 0.033 in. (0.84 mm) to 0.112 in. (2.84 mm) inThicknessC1002 Specification for Steel Self

9、-Piercing Tapping Screwsfor the Application of Gypsum Panel Products or MetalPlaster Bases to Wood Studs or Steel StudsC1032 Specification for Woven Wire Plaster BaseD1784 Specification for Rigid Poly(Vinyl Chloride) (PVC)Compounds and Chlorinated Poly(Vinyl Chloride)(CPVC) CompoundsD4216 Specificat

10、ion for Rigid Poly(Vinyl Chloride) (PVC)and Related PVC and Chlorinated Poly(Vinyl Chloride)(CPVC) Building Products CompoundsE90 Test Method for Laboratory Measurement of AirborneSound Transmission Loss of Building Partitions andElements3. Terminology3.1 DefinitionsFor definitions relating to Ceili

11、ngs andWalls, see Terminology C11.3.2 Definitions of Terms Specific to This Standard:3.2.1 barrier wall, ntype of wall system that is intended toblock or interrupt the movement of water to the interior.3.2.2 building enclosure, nsystem of building assembliesand materials designed and installed in su

12、ch a manner as toprovide a barrier between different environments.3.2.3 control joint, na joint that accommodates movementof plaster shrinkage and curing along predetermined, usuallystraight, lines.3.2.4 drainage plane, nsurface between the back of thecladding and the front of the water barrier whic

13、h resists liquid1This specification is under the jurisdiction of ASTM Committee C11 onGypsum and Related Building Materials and Systems and is the direct responsibilityof Subcommittee C11.03 on Specifications for theApplication of Gypsum and OtherProducts in Assemblies.Current edition approved Jan.

14、1, 2014. Published March 2014. Originallyapproved in 1986. Last previous edition approved in 2013 as C1063 13. DOI:10.1520/C1063-14.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStandards volume inform

15、ation, refer to the standards Document Summary page onthe ASTM website.*A Summary of Changes section appears at the end of this standardCopyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States1moisture infiltration and provides for gravitation

16、al flow to acollection or exhaust location.3.2.5 drainage space, nvolumetric area that allows thegravitational flow of liquid moisture to a collection or exhaustlocation.3.2.6 drainage wall, na wall system in which the claddingprovides a substantial barrier to water intrusion, and which alsoincorpor

17、ates a concealed water resistive barrier over whichdrainage will occur.3.2.7 expansion joint, na joint that accommodates move-ment beyond plaster shrinkage and curing.NOTE 1For design consideration of control and expansion joints, seeAnnex A2.3.1.2 of Specification C926.3.2.8 framing member, nstuds,

18、 joist, runners (track),bridging, bracing, and related accessories manufactured orsupplied in wood or light gauge steel.3.2.9 hangers, nwires or steel rods or straps used tosupport main runners for suspended ceilings beneath floor orroof constructions.3.2.10 inserts, ndevices embedded in concrete st

19、ructuralmembers to provide a loop or opening for attachment ofhangers.3.2.11 saddle tie, nsee Figs. 1 and 2.3.2.12 self-furring, adja metal plaster base manufacturedwith evenly-spaced indentations that hold the body of the lathapproximately14 in. (6.4 mm) away from solid surfaces towhich it is appli

20、ed.3.2.13 water barrier, na material that prevents the infil-tration of liquid moisture through the building enclosuresystem.3.2.14 water barrier system, na combination of waterbarrier assemblies that prevent the infiltration of liquid mois-ture through the building enclosure system and facilitates

21、itsgravitational flow to a collection or exhaust location.4. Delivery of Materials4.1 All materials shall be delivered in the original packages,containers, or bundles bearing the brand-name and manufac-turers (or suppliers) identification.5. Storage of Materials5.1 All materials shall be kept dry. M

22、aterials shall bestacked off the ground, supported on a level platform, andprotected from the weather and surface contamination.5.2 Materials shall be neatly stacked with care taken toavoid damage to edges, ends, or surfaces.5.3 Paper backed metal plaster bases shall be handledcarefully in delivery,

23、 storage, and erection to prevent punctur-ing or removal of paper.6. Materials6.1 Metal Plaster Bases:6.1.1 Expanded Metal LathSpecification C847, galva-nized.6.1.2 Wire Laths:6.1.2.1 Welded Wire LathSpecification C933.6.1.2.2 Woven Wire LathSpecification C1032.6.1.2.3 Paper Backed Plaster BasesSpec

24、ification C847.6.2 Accessories:6.2.1 GeneralAll accessories shall have perforated orexpanded flanges or clips shaped to permit complete embed-ment in the plaster, to provide means for accurate alignment,and to secure attachment of the accessory to the underlyingsurface. Accessories shall be designed

25、 to receive application ofthe specified plaster thickness.6.2.2 Accessories shall be fabricated from Zinc Alloy (99 %pure zinc), galvanized (zinc coated) steel, rigid PVC or CPVCplastic, or anodized aluminum alloy. See Specification B221.(See Table 1 for minimum allowable thicknesses).NOTE 2The sele

26、ction of an appropriate type of material for accesso-ries shall be determined by applicable surrounding climatic and environ-mental conditions specific to the project location, such as salt air,industrial pollution, high moisture, or humidity.FIG. 1 Saddle TieFIG. 2 Saddle TieTABLE 1 Minimum Thickne

27、ss of AccessoriesAccessoryBase Material, in. (mm)Steel Zinc Alloy P.V.C.Corner Beads 0.0172 (0.44) 0.0207 (0.53) 0.035 (0.89)Casing Beads 0.0172 (0.44) 0.0207 (0.53) 0.035 (0.89)Weep Screeds 0.0172 (0.44) 0.0207 (0.53) 0.050 (1.27)Control Joints 0.0172 (0.44) 0.018 (0.46) 0.050 (1.27)C1063 1426.2.3

28、SteelSpecification A653/A653M and shall have aG60 coating.6.2.4 PVC PlasticSpecification D1784 or D4216.6.2.5 Zinc AlloySpecification B69, 99 % pure zinc.6.2.6 Thickness of base material shall be as shown in Table1.6.2.7 Cornerite1.75 lb/yd2(0.059 kg/m2), galvanized ex-panded metal lath, galvanized,

29、 1.7 lb/yd2(0.057 kg/m2) galva-nized woven or welded wire fabric of 0.0410 in. (1.04 mm)wire. When shaped for angle reinforcing, it shall have out-standing flanges (legs) of not less than 2 in. (51 mm).6.3 ChannelsShall be cold-formed from steel with mini-mum 33 000 psi (228 MPa) yield strength and

30、0.0538 in. (1.37mm) minimum bare steel thickness. Channel shall have aprotective coating conforming to Specification A653/A653MG60, or have a protective coating with an equivalentcorrosion resistance for exterior applications, or shall be coatedwith a rust inhibitive paint, for interior applications

31、, and shallhave the following minimum weights in pounds per 1000 linearfeet (kg/m).Sizes, in. (mm) Weight, lb/1000 ft(kg/m)Flange Width, in. (mm)34 (19) 277 (0.412)12 (13)112 (38) 414 (0.616)12 (13)2 (51) 506 (0.753)12 (13)212 (64) 597 (0.888)12 (13)NOTE 3Channels used in areas subject to corrosive

32、action of salt airshall be hot-dipped galvanized, G60 coating.6.3.1 External Corner ReinforcementExpanded lath,welded wire, or woven wire mesh bent to approximately 90used to reinforce portland cement stucco at external corners.This accessory shall be fully embedded in the stucco.6.3.2 Weep ScreedAc

33、cessory used to terminate portlandcement based stucco at the bottom of exterior framed walls.This accessory shall have a sloped, solid, or perforated, groundor screed flange to facilitate the removal of moisture from thewall cavity and a vertical attachment flange not less than 312in. (89 mm) long.6

34、.4 WireAs specified in Specification A641/A641M witha Class I zinc coated (galvanized), soft temper steel. Wirediameters (uncoated) specified herein correspond with UnitedStates Steel Wire Gauge numbers as follows:Wire Gauge(US Steel WireGauge)Diameter (in.)mmNo. 20 0.0348 .88No. 19 0.0410 1.04No. 1

35、8 0.0475 1.21No. 17 0.0540 1.37No. 16 0.0625 1.59No. 14 0.0800 2.03No. 13 0.0915 2.32No. 12 0.1055 2.68No. 11 0.1205 3.06No. 10 0.1350 3.43No. 9 0.1483 3.77No. 8 0.1620 4.126.5 Rod and Strap HangersMild steel, zinc or cadmiumplated, or protected with a rust-inhibiting paint.6.6 ClipsForm from steel

36、wire, Specification A641/A641M zinc-coated (galvanized), Specification A641/A641Mor steel sheet, Specification A653/A653M, depending on useand manufacturers requirements.6.7 Fasteners:6.7.1 NailsFor attaching metal plaster bases to woodsupports, 0.1205-in. 11 gauge (3.06-mm) diameter,716-in.(11.1-mm

37、) head, barbed, galvanized roofing nails or galvanizedcommon nails.6.7.1.1 Nails for attaching metal plaster bases to solidsubstrates shall be not less than34 in. (19 mm) long.6.7.2 Screws for attaching metal plaster base shall befabricated in accordance with either Specification C954 orC1002 and sh

38、all have a716 in. (11.1 mm) diameter pan waferhead and a 0.120 in. (3.0 mm) diameter shank. Screws used forattachment to metal framing members shall be self-drilling andself-tapping. Screws used for attachment to wood framingmembers shall be sharp-point.7. Installation7.1 WorkmanshipMetal furring an

39、d lathing shall beerected so that the finished plaster surfaces are true to line(allowable tolerance of14 in. 6.4 mm in 10 ft 3.05 m),level, plumb, square, or curved as required to receive thespecified plaster thickness.7.2 Hangers and Inserts:7.2.1 Hangers shall be of ample length and shall conform

40、 tothe requirements of Table 2 both as to size and maximum areato be supported, except as modified in this section.7.2.2 When 1 by316-in. (25 by 4.8-mm) flat inserts andhangers are used,716-in. (11.1-mm) diameter holes shall beprovided on the center line at the lower end of the insert andupper end o

41、f the hanger to permit the attachment of the hangerto the insert. The edge of the holes in both the inserts and thehangers shall be not less than38 in. (9.5 mm) from the ends.7.2.3 In concrete, hangers shall be attached to insertsembedded in the concrete or to other attachment devicesdesigned for th

42、is purpose and able to develop full strength ofthe hanger.7.2.4 Flat, steel hangers shall be bolted to 1 by316-in. (25 by4.8-mm) inserts with38-in. (9.5-mm) diameter round-headstove bolts. (See Fig. 3.)7.2.5 The nuts of the bolts shall be drawn up tight.NOTE 4Hangers required to withstand upward win

43、d pressures shall beof a type to resist compression. Struts of formed channels shall bepermitted.7.3 Installation of Hangers for Suspended Ceilings UnderWood ConstructionsHangers shall be attached to supports byany of the following methods:7.3.1 A hole shall be drilled through the wood member notles

44、s than 3 in. (76 mm) above the bottom with the upper end ofthe wire hanger passed through the hole and twisted three timesaround itself. See Fig. 4.7.3.2 Three 12d nails shall be driven, on a downward slant,into the sides of the wood member with not less than 114 in.(31.8 mm) penetration and not les

45、s than 5 in. (127 mm) fromthe bottom edges, and not more than 36 in. (914 mm) on thecenter with the upper end of the wire hanger wrapped aroundthe nails and twisted three times around itself. See Fig. 5.C1063 1437.3.3 A loop shall be formed in the upper end of the wirehanger and secured to the wood

46、member by four 112-in.(38.1-mm), not less than 9 gauge, 0.1483-in. (3.77-mm)diameter wire staples driven horizontally or on a downwardslant into the sides of the wood members, three near the upperend of the loop and the fourth to fasten the loose end. See Fig.6.7.3.4 Where supports for flooring are

47、thicker than 112 in.(38.1 mm) and are spaced more than 4 ft (1.2 m) on center, 112in. (38.1-mm) No. 1/0 (0.3065 in.) (7.78 mm) eye screws, orequivalent, spaced not more than 3 ft (0.9 m) on centers shallbe screwed into the flooring supports with the upper end of thewire hanger inserted through the e

48、ye screws and twisted threetimes around itself.7.3.5 Two holes shall be drilled in the upper end of the flathangers and nailed to the sides of the wood members with 12dnails driven through the holes and clinched. Nails shall be notless than 3 in. (76 mm) above the bottom edge of the framingmember. S

49、ee Fig. 7.7.4 Attachment of Hangers to Main Runners:7.4.1 Wire hangers shall be saddle-tied to the runners. SeeFig. 1.7.4.2 Smooth or threaded rod hangers shall be fastened tothe runners with special attachments appropriate to the design.7.4.3 The lower ends of flat hangers shall be bolted to themain runners, or bent tightly around the runners and carried upand above the runners and bolt to the main part of the hanger.Bolts shall be38-in. (9.5-mm) diameter, round-head stovebolts. See Fig. 3.7.5 Installation of M