301-10 Specifications for Structural Concrete

1 ACI 301-10 Reported by ACI Committee 301 Specifications for Structural ConcreteAn ACI StandardSpecifications for Structural ConcreteFirst PrintingDecember 2010 ISBN 978-0-87031-403-2 American Concrete Institute Advancing Concrete knowledgeCopyright by the American Concrete Institute, Farmington Hills, MI. All rights reserved. This materialmay not be reproduced or copied, in whole or part, in any printed, mechanical, electronic, film, or otherdistribution and storage media, without the written consent of technical committees responsible for ACI committee reports and standards strive to avoid ambiguities,omissions, and errors in these documents. In spite of these efforts, the users of ACI documents occasionallyfind information or requirements that may be subject to more than one interpretation or may beincomplete or incorrect. Users who have suggestions for the improvement of ACI documents arerequested to contact ACI.

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3 ACI does not make any representations with regard tohealth and safety issues and the use of this document. The user must determine the applicability of allregulatory limitations before applying the document and must comply with all applicable laws and regulations,including but not limited to, United States Occupational Safety and Health Administration (OSHA) healthand safety information: ACI documents are available in print, by download, on CD-ROM, through electronicsubscription, or reprint and may be obtained by contacting ACI standards and committee reports are gathered together in the annually revised ACI Manual ofConcrete Practice (MCP).American Concrete Institute38800 Country Club DriveFarmington Hills, MI :248-848-3700 301-10 supersedes ACI 301-05, was adopted June 22, 2010, and publishedDecember 2010, American Concrete rights reserved including rights of reproduction and use in any form or by anymeans, including the making of copies by any photo process, or by electronic ormechanical device, printed, written, or oral, or recording for sound or visual reproduc-tion or for use in any knowledge or retrieval system or device, unless permission inwriting is obtained from the copyright proprietors.

4 1 Specifications for Structural ConcreteAn ACI StandardReported by ACI Committee 301 ACI 301-10 James Edward AndersonMarwan A. DayeKenneth C. Hover*G. Michael RobinsonJon B. ArdahlMario R. DiazSteven C. JaycoxBruce A. SuprenantNicholas J. Carino*Daniel P. DorfmuellerLarry B. KrauserWahid A. TadrosRamon J. CarrasquilloBarry E. ForemanJames A. LeeScott M. Tarr*Domingo J. CarreiraSidney Freedman*Frank Stephen MalitsArthur T. Weiss, F. ChrzanowskiJohn W. GajdaTheodore L. Neff*Michael A. WhisonantSteven R. CloseDavid P. GustafsonJerry ParnesMichelle L. Wilson*James N. Cornell II*Charles S. HanskatAimee Pergalsky*Dennis M. WittryJuan Pablo CovarrubiasJerry S. HaughtHenry B. PrengerBryan T. Wood*Subcommittee Calvin McCall*ChairColin L. LoboSecretaryVoting Subcommittee MembersScott Michael AndersonRobert S. JenkinsKevin A. MacDonaldJohn R. RiesRoger J. BeckerLarry P. JornThomas O. MalerkEdward D. RussellJulie K. BuffenbargerAlfred L. Kaufman, W. McKinneyGregory M.

5 ScurtoAnthony R. DeCarlo, H. KeckAndrew S. McPhersonLarbi M. SennourDarryl E. DixonDonald P. KlineDonald F. MeinheitWilliam C. ShermanGreg K. FricksJason J. KrohnDennis W. PhillipsJoseph J. SteinbickerThomas M. GreeneLionel A. LemayRobert C. Richardson Gregory R. WagnerGardner P. Horst metric version of this document (ACI301M-10) is available at FOR Structural Concrete (ACI 301-10 )American Concrete Institute Copyrighted Material is a Reference specification that the Architect/Engineer can apply toany construction project involving Structural Concrete by citing it in theProject Specifications . Checklists are provided to assist the Architect/Engi-neer in supplementing the provisions of this Reference specification asneeded by designating or specifying individual project first five sections of this document cover general constructionrequirements for cast-in-place Structural Concrete and sections cover materials and proportioning of Concrete ; reinforce-ment and prestressing steel; production, placing, finishing, and curing ofconcrete; formwork performance criteria and construction; treatment ofjoints; embedded items; repair of surface defects; and finishing of formedand unformed surfaces.

6 Provisions governing testing, evaluation, andacceptance of Concrete as well as acceptance of the structures areincluded. The remaining sections are devoted to architectural Concrete ,lightweight Concrete , mass Concrete , post - tensioned Concrete , shrinkage-compensating Concrete , industrial floor slabs, tilt-up construction, precaststructural Concrete , and precast architectural : architectural; cold weather; compressive strength; durability; Concrete slab; consolidation; curing; finish; formwork; grouting; hotweather; industrial floors; inspection; joints; lightweight Concrete ; massconcrete; mixture proportions; placing; precast; post - tensioned ; prestressingsteel; repair; reshoring; shoring; shrinkage-compensating; slabs-on-ground;steel reinforcement; testing; tilt-up; tolerance; welded (mandatory portion follows)Section 1 General requirements, p. Work Work not Referenced standards and cited Referenced Cited Field Standards-producing Contractor s quality Quality assurance and quality Responsibilities of Responsibilities of Owner s testing Tests on hardened Concrete in Evaluation of Concrete strength Acceptance of Concrete Field acceptance of Acceptance of Dimensional Strength of Protection of in-place Loading and support of Protection from mechanical injurySection 2 Formwork and formwork accessories, p.

7 Performance and design Fabrication and Construction and erection of Removal of Reshoring and Strength of Concrete required for removal Field quality controlSection 3 Reinforcement and reinforcement supports, p. Material storage and PlacingSection 4 Concrete mixtures, p. Quality Material storage and Performance and design Measuring, batching, and DeliverySection 5 Handling, placing, and constructing,p. Delivery, storage, and Performance and design Placement of Finishing formed Finishing unformed Sawed Curing and Repair of surface defectsSection 6 Architectural Concrete , p. GeneralSPECIFICATIONS FOR Structural Concrete (ACI 301-10 )3 American Concrete Institute Copyrighted Material Quality Product delivery, storage, and Performance and design Proportioning Concrete Placement of Batching, mixing, and Conveying and Formwork Formwork Repair of tie holes and surface Curing architectural Final Final acceptance of architectural concreteSection 7 Lightweight Concrete , p.

8 Aggregate storage and Performance and design Batching and Field quality controlSection 8 Mass Concrete , p. General Curing and protectionSection 9 post - tensioned Concrete , p. Quality Product delivery, handling, and Proportioning grout Installer Bonded tendon Unbonded tendon Tendon Concrete Tendon finishingSection 10 Shrinkage-compensating Concrete ,p. General Performance and design Isolation-joint filler Isolation CuringSection 11 Industrial floor slabs, p. General Concrete Vapor Load-transfer Joint filler Isolation-joint filler Curing Liquid surface Mineral or metallic shake surface Measuring, batching, and Concrete Finishing slab Curing and Liquid surface Joint fillingSection 12 Tilt-up construction, p. General4 Specifications FOR Structural Concrete (ACI 301-10 )American Concrete Institute Copyrighted Material General Tilt-up contractor Bearing Bond Cast-in anchors and Coloring Curing Face Sandwich insulation Casting Bond Panel Side Placing Smooth Smooth textured Treated textured Retarded exposed aggregate Bush-hammered exposed aggregate Hand placed aggregate for exposed Sandblasted Veneer faced Curing of Handling and erection of Testing for panel erectionSection 13 Precast Structural Concrete , p.

9 Quality Product delivery, storage, and Performance Form materials and Prestressing Concrete Steel connection Bearing pads and other Grout Insulated panel components and Concrete Form Fabrication Source quality Acceptance of precast Defective Erection Field quality CleaningSection 14 Precast architectural Concrete , p. Sample panels and Window washing Stone to precast Concrete Form Surface Thin and half-brick units and Glazed and unglazed ceramic tile Architectural terra cotta Setting Latex portland cement pointing Setting systems for brick and ceramic Stone Form Stone facing Face and backup Concrete Precast architectural Concrete unit Erection(nonmandatory portion follows)Notes to Specifier, p. 56 General notesForeword to checklistsMandatory Requirements ChecklistOptional Requirements ChecklistSubmittals Checklist(mandatory portion follows) Specifications FOR Structural Concrete (ACI 301-10 )5 American Concrete Institute Copyrighted Material 1 GENERAL Work specified This specification governs theconstruction of cast-in-place and precast Structural concreteand industrial floor slabs cast on of this specification shall govern except whereother provisions are specified in Contract Work not specified The following subjects are notin the scope of this specification : Precast Concrete products covered by ASTM specifi-cations; Heavyweight shielding Concrete ; Slipformed paving Concrete ; Terrazzo; Insulating Concrete ; Refractory Concrete ; Shotcrete; and Slipformed Concrete Units Values in this specification are stated ininch-pound units.

10 A companion specification in SI units isalso Definitionsacceptable or accepted determined to be satisfactory acknowledgment by Architect/Engineerthat submittal or completed Work is Concrete Field Testing Technician Grade I aperson who has demonstrated knowledge and ability toperform and record the results of ASTM standard tests onfreshly mixed Concrete and to make and cure test knowledge and ability shall be demonstrated bypassing prescribed written and performance examinationsand having credentials that are current with the AmericanConcrete or Engineer/Architect Architect,Engineer, architectural firm, engineering firm, or architec-tural and engineering firm issuing Contract Documents oradministering the Work under Contract Documents, or Concrete Concrete that is typicallyexposed to view, is indicated as architectural Concrete inContract Documents, and therefore requires special care inselection of the Concrete materials, forming, placing, andfinishing to obtain the desired architectural shores placed snugly under a Concrete slabor Structural member after the original formwork and shoreshave been removed from a small area at a time, withoutallowing the slab or member to deflect, or support its ownweight or existing construction Concrete Concrete that is deposited andallowed to harden in the place where it is required to be in thecompleted structure, as opposed to precast test test performed to verify a previous test resultof freshly-mixed Documents a set of documents supplied byOwner to Contractor as the basis for construction.