1、*USACE / NAVFAC / AFCESA / NASA UFGS-03 20 00.00 10 (August 2010)-Preparing Activity: USACE SupersedingUFGS-03 20 01.00 10 (October 2007)UFGS-03 20 02 (November 2009)UNIFIED FACILITIES GUIDE SPECIFICATIONSReferences are in agreement with UMRL dated July 2010*SECTION TABLE OF CONTENTSDIVISION 03 - CO
2、NCRETESECTION 03 20 00.00 10CONCRETE REINFORCING08/10PART 1 GENERAL1.1 UNIT PRICES1.1.1 Deformed Steel Bars1.1.1.1 Payment1.1.1.2 Measurement1.1.1.3 Unit of Measure1.1.2 Fabricated Deformed Steel Bar Mats1.1.2.1 Payment1.1.2.2 Measurement1.1.2.3 Unit of Measure1.1.3 Butt-Splices in Deformed Steel Ba
3、rs1.1.3.1 Payment1.1.3.2 Measurement1.1.3.3 Unit of Measure1.1.4 Steel Welded Wire Fabric1.1.4.1 Payment1.1.4.2 Measurement1.1.4.3 Unit of Measure1.1.5 Resplicing Bars1.1.5.1 Payment1.1.5.2 Measurement1.1.5.3 Unit of Measure1.1.6 Accessories1.2 REFERENCES1.3 SUBMITTALS1.4 QUALITY ASSURANCE1.4.1 Weld
4、ing Qualifications1.4.2 Qualification of Steel Bar Butt-Splicers1.4.3 Qualification of Butt-Splicing Procedure1.5 DELIVERY, STORAGE, AND HANDLINGPART 2 PRODUCTS2.1 DOWELSSECTION 03 20 00.00 10 Page 1Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-2.2
5、 FABRICATED BAR MATS2.3 REINFORCING STEEL2.3.1 Zinc-Coated (Galvanized) Bars2.3.2 Epoxy-Coated Bars2.4 WELDED WIRE FABRIC2.5 WIRE TIES2.6 SUPPORTS2.7 SYNTHETIC FIBER REINFORCEMENT2.8 TESTS, INSPECTIONS, AND VERIFICATIONS2.8.1 Reinforcement Steel Tests2.8.2 Radiographic Examination of WeldsPART 3 EXE
6、CUTION3.1 REINFORCEMENT3.1.1 Placement3.1.2 Splicing3.1.3 Placing Tolerances3.1.3.1 Spacing3.1.3.2 Concrete Cover3.1.4 Splicing3.1.4.1 Lap Splices3.1.4.2 Butt-Splices3.2 WELDED-WIRE FABRIC PLACEMENT3.3 DOWEL INSTALLATION3.4 SYNTHETIC FIBER REINFORCED CONCRETE3.5 SPECIAL INSPECTION AND TESTING FOR SE
7、ISMIC-RESISTING SYSTEMS3.6 FIELD TESTS AND INSPECTIONS3.6.1 Identification of Splices3.6.2 Examining, Testing, and Correcting- End of Section Table of Contents -SECTION 03 20 00.00 10 Page 2Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-*USACE / NAV
8、FAC / AFCESA / NASA UFGS-03 20 00.00 10 (August 2010)-Preparing Activity: USACE SupersedingUFGS-03 20 01.00 10 (October 2007)UFGS-03 20 02 (November 2009)UNIFIED FACILITIES GUIDE SPECIFICATIONSReferences are in agreement with UMRL dated July 2010*SECTION 03 20 00.00 10CONCRETE REINFORCING08/10*NOTE:
9、 This specification covers the requirements for concrete reinforcement, including welded wire fabricand fibrous reinforcing.Edit this guide specification for project specific requirements by adding, deleting, or revising text. For bracketed items, choose applicable items(s) or insert appropriate inf
10、ormation.Remove information and requirements not required in respective project, whether or not brackets are present.Comments and suggestions on this guide specification are welcome and should be directed to the technical proponent of the specification. A listing of technical proponents, including t
11、heir organization designation and telephone number, is on the Internet.Recommended changes to a UFGS should be submitted as a Criteria Change Request (CCR).*PART 1 GENERAL*NOTE: Use this Section in conjunction with Section 03 31 00.00 10 CAST-IN-PLACE STRUCTURAL CONCRETE*1.1 UNIT PRICES*NOTE: If Sec
12、tion 01 22 00.00 10 MEASUREMENT AND PAYMENT is included in the project specifications, this paragraph title (UNIT PRICES) should be deleted from this section and the remaining appropriately edited subparagraphs below should be inserted into Section 01 22 00.00 10.SECTION 03 20 00.00 10 Page 3Provide
13、d by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-*1.1.1 Deformed Steel Bars1.1.1.1 PaymentPayment will be made for costs associated with furnishing and placing deformed steel bars for concrete reinforcement. Payment for steel in laps will be made as indicate
14、d or required. No payment will be made for additional steel in laps wherein the additional steel lap was made for the convenience of the Contractor.1.1.1.2 MeasurementDeformed Steel Bars for Concrete Reinforcement will be measured for payment based upon the quantity of kilograms pounds in place. The
15、 measured lengths will be converted to weights for the size of bars listed by the use of the nominal weights per linear meter foot specified in ASTM A 615/A 615M.1.1.1.3 Unit of MeasureUnit of measure: per kilogram pound.1.1.2 Fabricated Deformed Steel Bar Mats1.1.2.1 PaymentPayment will be made for
16、 costs associated with furnishing and placing fabricated deformed steel bar mats for concrete reinforcement. Payment for steel in laps will be made as indicated or required. No payment will be made for additional steel in laps wherein the additional steel lap was made for the convenience of the Cont
17、ractor.1.1.2.2 MeasurementFabricated Deformed Steel Bar Mats for Concrete Reinforcement will be measured for payment based upon the quantity of kilograms pounds in place. The weights shall be determined by weighing or by manufacturers or catalog weights when weighing is not practicable.1.1.2.3 Unit
18、of MeasureUnit of measure: per kilogram pound.1.1.3 Butt-Splices in Deformed Steel Bars1.1.3.1 PaymentPayment will be made for costs associated with making butt-splices in deformed steel bars for concrete reinforcement. No separate payment will be made for test splices, tension testing, or radiograp
19、hic examination of butt-splices since these costs are included in the contract unit price for Butt-Splices in Deformed Steel Bars for Concrete Reinforcement.1.1.3.2 MeasurementButt-Splices in Deformed Steel Bars for Concrete Reinforcement will be measured for payment based upon each butt-splice in p
20、lace.SECTION 03 20 00.00 10 Page 4Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-1.1.3.3 Unit of MeasureUnit of measure: each.1.1.4 Steel Welded Wire Fabric1.1.4.1 PaymentPayment will be made for costs associated with furnishing and placing steel we
21、lded wire fabric for concrete reinforcement. Payment for steel in laps will be made as indicated or required. No payment will be made for additional steel in laps wherein the additional steel lap was made for the convenience of the Contractor.1.1.4.2 MeasurementSteel Welded Wire Fabric for Concrete
22、Reinforcement will be measured for payment based upon the quantity of kilograms pounds in place. The weights shall be determined by weighing or by manufacturers or catalog weights when weighing is not practicable.1.1.4.3 Unit of MeasureUnit of measure: per kilogram pound.1.1.5 Resplicing Bars1.1.5.1
23、 PaymentPayment will be made for costs associated with resplicing bars selected for supplemental examinations and tests for those splices found to be acceptable. No payment will be made for costs associated with resplicing bars selected for supplemental examinations and tests for those splices found
24、 to be defective. No payment will be made for costs associated with the supplemental examinations and tests performed by the Government.1.1.5.2 MeasurementResplicing Bars, selected for examinations and tests and found to be acceptable, will be measured for payment based upon 150 percent of the appli
25、cable contract unit price for pay item Butt-Splices in Deformed Steel Bars for Concrete Reinforcement. Resplicing Bars, selected for examinations and tests and found to be defective, will not be measured for payment.1.1.5.3 Unit of MeasureUnit of measure: each.1.1.6 AccessoriesNo payment will be mad
26、e for costs associated with furnishing and placing accessories incidental to and included in the payment for other items of work.1.2 REFERENCES*NOTE: This paragraph is used to list the SECTION 03 20 00.00 10 Page 5Provided by IHSNot for ResaleNo reproduction or networking permitted without license f
27、rom IHS-,-,-publications cited in the text of the guide specification. The publications are referred to in the text by basic designation only 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
28、 Sections Reference Article to automatically place the reference in the Reference Article. Also use the Reference Wizards Check Reference feature 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
29、reconcile references in the publish print process.*The publications listed below form a part of this specification to the extent referenced. The publications are referred to within the text by the basic designation only.ACI INTERNATIONAL (ACI)ACI 318 (2008; Errata 2008; Errata 2009; Errata 2009; Err
30、ata 2009; Errata 2009; Errata 2009) Building Code Requirements for Structural Concrete and CommentaryACI 318M (2008; Errata 2008; Errata 2009; Errata 2010) Building Code Requirements for Structural Concrete R 2009) Standard Specification for Steel Bars, Carbon, Hot-Wrought, Special Quality, Mechanic
31、al PropertiesASTM A 706/A 706M (2009b) Standard Specification for Low-Alloy Steel Deformed and Plain Bars for Concrete ReinforcementASTM A 767/A 767M (2009) Standard Specification for Zinc-Coated (Galvanized) Steel Bars for Concrete ReinforcementASTM A 775/A 775M (2007b) Standard Specification for E
32、poxy-Coated Steel Reinforcing BarsASTM A 82/A 82M (2007) Standard Specification for Steel Wire, Plain, for Concrete ReinforcementASTM A 884/A 884M (2006) Standard Specification for Epoxy-Coated Steel Wire and Welded Wire ReinforcementASTM A 934/A 934M (2007) Standard Specification for Epoxy-Coated P
33、refabricated Steel Reinforcing BarsASTM A 996/A 996M (2009b) Standard Specification for Rail-Steel and Axle-Steel Deformed Bars for Concrete ReinforcementASTM C 1116/C 1116M (2009) Standard Specification for Fiber-Reinforced ConcreteASTM E 94 (2004) Radiographic ExaminationCONCRETE REINFORCING STEEL
34、 INSTITUTE (CRSI)CRSI 10MSP (2001; 27Ed) Manual of Standard Practice1.3 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. Submittals should be kept to the minimu
35、m required for adequate quality control.SECTION 03 20 00.00 10 Page 7Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A “G” following a submittal item indicates that the submittal requires Government approval. Some submittals are already marked with a
36、 “G”. Only delete an existing “G” if the submittal item is not complex and can be reviewed through the Contractors Quality Control system. Only add a “G” if the submittal is sufficiently important or complex in context of the project.For submittals requiring Government approval on Army projects, a c
37、ode of up to three characters within the submittal tags may be used following the “G“ designation to indicate the approving authority. Codes for Army projects using the Resident Management System (RMS) are: “AE“ for Architect-Engineer; “DO“ for District Office (Engineering Division or other organiza
38、tion in the District Office); “AO“ for Area Office; “RO“ for Resident Office; and “PO“ for Project Office. Codes following the “G“ typically are not used for Navy, Air Force, and NASA projects.Choose the first bracketed item for Navy, Air Force and NASA projects, or choose the second bracketed item
39、for Army projects.*Government approval is required for submittals with a “G“ designation; submittals not having a “G“ designation are for Contractor Quality Control approval. information only. When used, a designation following the “G“ designation identifies the office that will review the submittal
40、 for the Government. Submit the following in accordance with Section 01 33 00 SUBMITTAL PROCEDURES:SD-02 Shop DrawingsReinforcement; G; G, _SD-03 Product DataWeldingButt-Splices; G; G, _Material; G; G, _ SD-04 Samples Epoxy-Coated BarsSD-06 Test ReportsMaterial; G; G, _Tests, Inspections, and Verifi
41、cations; G; G, _SD-07 CertificatesReinforcing SteelQualification of Steel Bar Butt-SplicersSECTION 03 20 00.00 10 Page 8Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-1.4 QUALITY ASSURANCE*NOTE: Delete this paragraph and submittal requirement under
42、SD-03 when welding is not permitted. Welding will not be specified in blast-resistant structures.*1.4.1 Welding QualificationsWelders shall be qualified in accordance with AWS D1.4/D1.4M. Qualification test shall be performed at the worksite and the Contractor shall notify the Contracting Officer 24
43、 hours prior to conducting tests. Special welding procedures and welders qualified by others may be accepted as permitted by AWS D1.4/D1.4M. Submit a list of qualified welders names.1.4.2 Qualification of Steel Bar Butt-SplicersQualification of steel bar butt-splicers shall be certified to have sati
44、sfactorily completed a course of instruction in the proposed method of butt-splicing or have satisfactorily performed such work within the preceding year. Submit certificates on the Qualifications of Steel Bar Butt-Splicers prior to commencing butt-splicing.1.4.3 Qualification of Butt-Splicing ProcedureAs a condition of approval of the butt-splicing procedure, make three test butt-splices of steel bars of each size to be spliced using the proposed butt-splicing method, in the presence
