1、*USACE / NAVFAC / AFCESA / NASA UFGS-03 44 00 (February 2013)-Preparing Activity: USACE NewUNIFIED FACILITIES GUIDE SPECIFICATIONSReferences are in agreement with UMRL dated January 2013*SECTION TABLE OF CONTENTSDIVISION 03 - CONCRETESECTION 03 44 00REINFORCED AUTOCLAVE AERATED CONCRETE PANELS02/13P
2、ART 1 GENERAL1.1 REFERENCES1.2 ADMINISTRATIVE REQUIREMENTS1.2.1 Pre-Installation Conference1.2.2 Sequencing and Scheduling of PAAC element Installation1.2.2.1 Panel Loadign1.2.2.2 Construction Activities Coordination1.3 SUBMITTALS1.4 PERFORMANCE REQUIREMENTS1.4.1 Design Methods1.4.2 Allowable Design
3、 Loads and Deflections1.4.3 UL Fire-Resistance Listing and Label1.5 DRAWINGS1.6 QUALITY CONTROL1.6.1 Qualifications for PAAC Manufacturer1.6.2 Qualifications For Installer1.6.3 Qualifications For Welding Work1.6.4 Concrete Sampling and Testing1.6.4.1 Tests for Concrete Materials1.6.4.2 Concrete Desi
4、gn Mixes1.6.5 PAAC Framing Mock-up1.7 DELIVERY, STORAGE, AND HANDLING PAAC ELEMENTS1.7.1 Packing and Shipping of PAAC Elements:1.7.2 Storage and Protection of PAAC Elements:PART 2 PRODUCTS2.1 CONCRETE MATERIALS2.1.1 Aggregates2.1.2 Portland Cement2.1.3 Ground Granulated Blast Furnace (GGBF) Slag2.1.
5、4 Air Entraining Admixture2.1.5 Water2.2 REINFORCEMENT MATERIALS2.2.1 Reinforcement Bars2.2.2 Cold-Drawn Steel WireSECTION 03 44 00 Page 1Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-2.3 CONNECTION MATERIALS2.3.1 Steel Plates2.3.2 Steel Shapes2.3.
6、3 Steel Bars2.4 GROUTING MATERIALS2.4.1 Cement Grout2.4.2 Shrink-Resistant Grout2.4.3 Epoxy-Resin Grout2.5 BITUMINOUS JOINT SEALING MATERIALS2.6 FABRICATION2.6.1 Fabrication Tolerances2.6.2 Forms2.6.3 Reinforcement2.6.4 Lifting Devices2.6.5 Concrete Mixing and Conveying2.6.6 Preparations for Placing
7、 Concrete2.6.7 Weather Limitations2.6.8 Concrete Placing2.6.9 Identification Markings2.6.10 Finishing Unformed Surfaces2.6.11 Protection of Concrete After Placing2.6.12 Finishing Formed Surfaces2.6.12.1 Concealed Formed Surfaces2.6.12.2 PAAC Element Patching2.6.12.3 Finishing Exposed-To-View2.7 QUAL
8、ITY OF CONCRETE2.7.1 Quality Control Testing During Fabrication2.7.2 Autoclaved Aerated Concrete PropertiesPART 3 EXECUTION3.1 ANCHORAGE ITEMS EMBEDDED IN OTHER CONSTRUCTION3.2 STRENGTH OF STRUCTURAL SECTIONS AT INSTALLATION3.3 INSTALLATION TOLERANCES3.4 PLACING FRAMING STRUCTURAL SECTIONS3.4.1 Plac
9、ing PAAC Framing Sections3.4.2 Cold Weather Precautions When Utilizing Thin Bed Mortar Joints3.4.2.1 Ambient Temperature Requirements3.4.2.2 Daily Mean Temperature Requirements for Cold Weather3.4.3 Hot Weather Precautions When Utilizing Thin Bed Mortar Joints3.5 PLACING STRUCTURAL PAAC FLOOR OR ROO
10、F SLAB SECTIONS3.6 GROUTING CONNECTIONS AND JOINTS3.6.1 Cement Grout3.6.2 Shrink-Resistant Grout3.6.3 Epoxy-Resin Grout3.7 SEALING JOINTS IN ROOF SLABS3.8 OPENINGS IN SLAB STRUCTURAL SECTIONS3.9 TOUCHUP PAINTING3.10 PROTECTION AND CLEANING3.11 INSPECTION AND ACCEPTANCE PROVISIONS3.11.1 Dimensional T
11、olerances3.11.2 Surface-Finish Requirements3.11.3 Strength of Structural Members3.11.4 Testing Structural Sections for Strength3.11.5 Inspection of Welding3.11.6 Structural Sections-in-Place- End of Section Table of Contents -SECTION 03 44 00 Page 2Provided by IHSNot for ResaleNo reproduction or net
12、working permitted without license from IHS-,-,-*USACE / NAVFAC / AFCESA / NASA UFGS-03 44 00 (February 2013)-Preparing Activity: USACE NewUNIFIED FACILITIES GUIDE SPECIFICATIONSReferences are in agreement with UMRL dated January 2013*SECTION 03 44 00REINFORCED AUTOCLAVE AERATED CONCRETE PANELS02/13*
13、NOTE: This guide specification covers the requirements for fabrication and erection of reinforced precast autoclave aerated concrete (PAAC) panels, used as structural floor units, and roof units and wall units for buildings.Adhere to UFC 1-300-02 Unified Facilities Guide Specifications (UFGS) Format
14、 Standard when editing this guide specification or preparing new project specification sections. Edit this guide specification for project specific requirements by adding, deleting, or revising text. For bracketed items, choose applicable items(s) or insert appropriate information.Remove information
15、 and requirements not required in respective project, whether or not brackets are present.Comments, suggestions and recommended changes for this guide specification are welcome and should be submitted as a Criteria Change Request (CCR).*PART 1 GENERAL*NOTE: Precast autoclave aerated concrete (PAAC)
16、floor, roof, and wall units for clear spans up to 5.94 meters19 feet 6 inchesDrawings must include a complete design indicating the character of the work to be performed and giving the following:Assumed loads, including floor live load, roof live load, wind load, concentrated loads such as partition
17、s, and equipment mounted on or suspended from precast concrete construction, concrete floor topping weight, and other design data as may be required for the proper preparation of shop drawings.SECTION 03 44 00 Page 3Provided by IHSNot for ResaleNo reproduction or networking permitted without license
18、 from IHS-,-,-Layout of the framing system indicating the relative location of the structural PAAC sections, floor elevations, column centers and offsets, openings, and sufficient dimensions to adequately convey the quantity and nature of the required structural PAAC framing system.and/or elements.D
19、etails of all structural PAAC Sections indicating cross-sections and dimensions.Location of structural PAAC Sections having an architectural finish on exposed-to-view surfaces when required.;Details of reinforcement indicating smooth welded wire reinforcing schedule for PAAC panels as requiredDetail
20、s of connections indicating end bearing minimums and anchorage devices in the structural PAAC sections.Location and details of concrete floor topping, when required.Details of openings including the size of steel framing members as required.Details of precast concrete filler blocks, as required.Deta
21、ils of hangers for suspended ceilings, ducts, piping, lighting fixtures, conduit, or other construction, as required.When both fire-resistance-rated construction and nonrated construction are required, the location of fire-resistance-rated construction.Cast-in-place normal-weight concrete, including
22、 concrete floor topping, is specified in Section 03 30 53 MISCELLANEOUS CAST-IN-PLACE CONCRETE.Precast conventionally reinforced concrete wall panels, solid-section type, are specified in Section 03 45 00 PRECAST ARCHITECTURAL CONCRETE.Precast-concrete roof slabs placed over purlins or joists spaced
23、 not more than 8 feet on center are specified in Section 03 41 16.08 PRECAST CONCRETE SLABS (MAX. SPAN 8 - 0“ 0.C).Sealing joints in exposed-to-view surfaces of PAAC slabs, such as at ceilings and walls, is specified in Section 07 92 00 JOINT SEALANTS.Painting exposed-to-view surfaces of PAAC units
24、such as ceilings, is specified in Section 09 90 00 PAINTS AND COATINGS.SECTION 03 44 00 Page 4Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Fire-resistance-rated construction using PAAC sections is described in Underwriters Laboratories, Inc., “Fir
25、e Resistance Ratings (BXUV)“ included in UL Fire Resistance Directory and the “Fire-Resistance Ratings“ contained in AIA CO-1. Fire-resistance-rated construction limits the types of structural PAAC sections; the requirements for end restraint; the PAAC materials and proportions of concrete mix for f
26、loor top fill; the requirements for grouting and sealing joints; and the type of roof insulation and roof covering.*1.1 REFERENCES*NOTE: This paragraph is used to list the publications cited in the text of the guide specification. The publications are referred to in the text by basic designation onl
27、y and listed in this paragraph by organization, designation, date, and title.Use the Reference Wizards Check Reference feature when you add a RID outside of the Sections Reference Article to automatically place the reference in the Reference Article. Also use the Reference Wizards Check Reference fe
28、ature to update the issue dates.References not used in the text will automatically be deleted from this section of the project specification when you choose to reconcile references in the publish print process.*The publications listed below form a part of this specification to the extent referenced.
29、 The publications are referred to within the text by the basic designation only.AMERICAN ASSOCIATION OF STATE HIGHWAY AND TRANSPORTATION OFFICIALS (AASHTO)AASHTO M 200 (1973; R 2012) Standard Specification for Epoxy Protective CoatingsAMERICAN CONCRETE INSTITUTE INTERNATIONAL (ACI)ACI 318 (2011; Err
30、ata 2011; Errata 2012) Building Code Requirements for Structural Concrete and CommentaryACI 523.4R (2009) Guide for Design and Construction with Autoclaved Aerated Concrete PanelsACI 530/530.1 (2011; Errata 2011) Building Code Requirements and Specification for Masonry Structures and Related Comment
31、ariesSECTION 03 44 00 Page 5Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-ACI/MCP-2 (2012) Manual of Concrete Practice Part 2ACI/MCP-3 (2012) Manual of Concrete Practice Part 3AMERICAN WELDING SOCIETY (AWS)AWS D1.1/D1.1M (2012; Errata 2011) Structu
32、ral Welding Code - SteelASTM INTERNATIONAL (ASTM)ASTM A283/A283M (2012) Standard Specification for Low and Intermediate Tensile Strength Carbon Steel PlatesASTM A36/A36M (2008) Standard Specification for Carbon Structural SteelASTM A615/A615M (2012) Standard Specification for Deformed and Plain Carb
33、on-Steel Bars for Concrete ReinforcementASTM A675/A675M (2003; R 2009) Standard Specification for Steel Bars, Carbon, Hot-Wrought, Special Quality, Mechanical PropertiesASTM A82/A82M (2007) Standard Specification for Steel Wire, Plain, for Concrete ReinforcementASTM C1107/C1107M (2011) Standard Spec
34、ification for Packaged Dry, Hydraulic-Cement Grout (Nonshrink)ASTM C1452 (2000; R 2006) Standard Specification for Reinforced Autoclaved Aerated Concrete ElementsASTM C150/C150M (2012) Standard Specification for Portland CementASTM C1660 (2010) Standard Specification for Thin-bed Mortar for Autoclav
35、ed Aerated Concrete (AAC) MasonryASTM C1693 (2011) Standard Specification for Autoclaved Aerated Concrete (AAC)ASTM C1694 (2009) Standard Specification for Reinforced Autoclaved Aerated Concrete (AAC) ElementsASTM C260/C260M (2010a) Standard Specification for Air-Entraining Admixtures for ConcreteAS
36、TM C33/C33M (2011a) Standard Specification for Concrete AggregatesASTM C404 (2011) Standard Specification for Aggregates for Masonry GroutSECTION 03 44 00 Page 6Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-ASTM C42/C42M (2012) Standard Test Method
37、 for Obtaining and Testing Drilled Cores and Sawed Beams of ConcreteASTM C595/C595M (2012; E 2012) Standard Specification for Blended Hydraulic CementsASTM C94/C94M (2012) Standard Specification for Ready-Mixed ConcreteASTM C989/C989M (2012a) Standard Specification for Slag Cement for Use in Concret
38、e and MortarsASTM D2103 (2010) Standard Specification for Polyethylene Film and SheetingASTM D312 (2000; R 2006) Standard Specification for Asphalt Used in RoofingASTM D4397 (2010) Standard Specification for Polyethylene Sheeting for Construction, Industrial, and Agricultural ApplicationsASTM E165 (
39、2009) Standard Test Method for Liquid Penetrant ExaminationASTM E709 (2008) Standard Guide for Magnetic Particle ExaminationU.S. GENERAL SERVICES ADMINISTRATION (GSA)FS MMM-A-001993 (1978; Rev A) Adhesive, Epoxy, Flexible, Filled (For Binding, Sealing, and Grouting)FS UU-B-790 (Rev A; Am 1; Notice 1
40、) Building Paper, Vegetable Fiber: (Kraft, Waterproofed, Water Repellent and Fire Resistant)UNDERWRITERS LABORATORIES (UL)UL Fire Resistance (2012) Fire Resistance Directory1.2 ADMINISTRATIVE REQUIREMENTS1.2.1 Pre-Installation ConferencePrior to installation of reinforced PAAC panels, schedule and h
41、old a pre-installation conference to review scope of the work. Attendees shall include a representative from each subcontractor involved with reinforced PAAC panels and adjacent construction material installation. Notify Contracting Officer at least seven days prior to the meeting.1.2.2 Sequencing a
42、nd Scheduling of PAAC element Installation1.2.2.1 Panel LoadignLoading AAC wall panels is prohibited prior to the following:SECTION 03 44 00 Page 7Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Uniform floor or roof loads 12 hours, minimumConcentrat
43、ed loads Three days, minimum1.2.2.2 Construction Activities Coordinationa. Work required under this Section includes chase and routing coordination with construction activities specified in other Specification Sections.b. As panel installation is completed, coordinate with work required in other Spe
44、cification Sections for chases or routing areas required in AAC panels for electrical, plumbing, and other items.c. Request relevant construction activities to mark actual routing or chase locations; include required depth.d. Filling in chases and routed areas specified in other Specification Sectio
45、ns.1.3 SUBMITTALS*NOTE: Review submittal description (SD) definitions in Section 01 33 00 SUBMITTAL PROCEDURES and edit the following list to reflect only the submittals required for the project.The Guide Specification technical editors have designated those items that require Government approval, d
46、ue to their complexity or criticality, with a “G.“ Generally, other submittal items can be reviewed by the Contractors Quality Control System. Only add a “G” to an item, if the submittal is sufficiently important or complex in context of the project.For submittals requiring Government approval on Army
