Tolerances in concrete construction we need greater clarity and realism in specifications and also agreement on how tolerances are to be measured and what to do in specific instances of noncompliance by the editorial staff of concrete construction when a contractor finds that something wont fit, or when the architect or owner thinks that the. Building code requirements for reinforced concrete see other formats. Aci 301, specification for stru c t u r a l c o n c r ete, also provides the same testing re q u i r ement. Specification for tolerances for concrete construction and materials aci 117 10 and commentary an aci standard reported by aci committee 117 aci 117 10 specification synopsis. This document was uploaded by user and they confirmed that they have the. List of asceaciaashtoaisc codes civil and structural. Certain combinations of these result in conflicts and remediation that increases project costs. Tolerance conflicts in concrete construction concrete construction. Aci 11790 requires tolerances be check within 72 hours of concrete pour. Committee 117 instituto mexicano del cemento y del concreto. Aci 117 r90standard specifications free download as pdf file.
A by authority of the united states of america legally binding document by the authority vested by part 5 of the united states code 552 a and part 1 of the code of regulations 51 the attached document has been duly. Aci 11790, standard tolerances for concrete construction and materials, is commonly accepted as a source of. Cracking the code floridas senate bill 408s significant changes. Commentary on standard specifications for tolerances for concrete construction and. Aci 117 tolerance conflicts concrete construction magazine. Varying column cross section 5 column out of plumb line.
List of asceaciaashtoaisc codes asce 705 minimum design loads for buildings and other structures asce 3201 design and construction of frostprotected. Specification for the construction of drilled piers aci 336. Standard specifications for tolerances for concrete construction and materials aci 11790 11790 standard specifications for. Aisc design guide 01 base plate and anchor rod design 2nd ed. Specification for tolerances for concrete construction and materials aci 11710 and commentary. Aci117 r90standard specifications free download as pdf file. Tolerances for concrete construction tolerances for. Ascc believes the aci 117 90 tolerance for concrete is appropriate when plaster will be applied in at least two coats. Aci 11790 are given for finished aci 11790 surfaces, mass concrete structures, concrete canal linings, siphons and culverts, bridges, slipformed construction, pavements, precast elements, precast panels, precast piles, prestressed elements, joints in masonry construction, masonry walls.
Adopted as a standard of the american concrete institute in november 1989. Aci 117 sets minimum sampling requirements to help ensure a statistically representative set of measurements. Aci 117 90 are given for finished aci 117 90 surfaces, mass concrete structures, concrete canal linings, siphons and culverts, bridges, slipformed construction, pavements, precast elements, precast panels, precast piles, prestressed elements, joints in masonry construction, masonry walls. The capable nature of iqt is achieved by an existing java platform siemens sn 29500 that is widely supported in your business environment. The challenge facing the designconstruction team is to identify and remove conflicts prior to construction.
Aug 27, 2014 civilax is the knowledge base covering all disciplines in civil engineering. Tolerances for concrete construction tolerances for concrete. Click download or read online button to get aci 117 1r 14 guide for tolerance compatibility in concrete construction book now. Interior floor displacement or deflection in excess of acceptable variances as defined in aci 11790 or the florida building code, which results in settlementrelated damage to the interior such that the interior building structure or members become unfit for service or represents a safety hazard as defined within the florida building code. Aci 117r90 commentary on standard specifications for tolerances for construction and materials reported by aci committee 117 w. Pdf download aci 117 1r 14 guide for tolerance compatibility. This specification provides standard tolerances for concrete construction and materials. Chegg solution manuals are written by vetted chegg experts, and rated by students so you know youre getting high quality answers. Standard tolerances for concrete construction and materials. For a onecoat, thin proprietary plaster product, consult the product manufacturer for tolerances.
Aci 11710 specification for tolerances for concrete construction and materials aci 11710 and commentary. Aci 30199, specifications for structural concrete, requires the slump and air. Upgrade to access downloads guide to create your vip account home codes aci aci 117r90. Astm e1155 14 standard test method for determining aci 11790 standard specifications for tolerances for concrete construction and materials. Pdf assessment of compliance of dimensional tolerances. The 2010 revision of aci 117 greatly expanded the straightedge method for determining floor flatness note that levelness cannot be determined using a straightedge.
Aci 11790, standard specification for tolerances for concrete constru c tion and materials, re q u i r es that specified concrete floor tolerances be checked within 72 hours after floor installation. Download aci 117 1r 14 guide for tolerance compatibility in concrete construction or read aci 117 1r 14 guide for tolerance compatibility in concrete construction online books in pdf, epub and mobi format. Oct 20, 2012 itg304 report on bridge decks free of steel reinforcement t1. Standard aci 11790, for example, provides a comprehensive list of tolerance criteria for castinplace concrete elements, such as ver tical, lateral, and level alignments, and crosssectional. Founded in 1904 and headquartered in farmington hills, michigan, usa, the american concrete institute is a leading authority and resource worldwide for the development, dissemination, and adoption of its consensusbased standards, technical resources, educational programs, and proven expertise for individuals and organizations involved in concrete design. Aci 11790 standard specifications for tolerances for concrete construction and materials. Jan 24, 2007 the american concrete institute has released a new version of its standard tolerances for construction and materials. Division 3 specifications for the concrete contractor typically reference aci. Download scientific diagram varying column cross section 5 column out of. Aci 117 90 states that the levelness tolerance fl shall not apply to slabs placed on a supporting structure that is unshored, cambered, or inclined. Specification for tolerances for concrete construction and materials aci 11710 and commentary an aci standard reported by aci committee 117 aci 11710 specification synopsis. Tolerances for concrete construction and materials. Therefore aci 11790 allows only 12 tolerance for exterior columns and 1 for. Sn standard provides frequently updated failure rate data at reference conditions and stress models necessary for.
This type of deep foundation isnot covered in this report, but is included in the reports of aci 336. It is intended to be used with aci 117 for clarity of interpretation and insight into the intent of the committee regarding the application of the tolerances set forth therein. May 12, 2010 however, when aci 117 90 was published, section 4. Standard test method for determining f floor flatness and l. The american concrete institute has developed recommended fnumbers for suspended slabs. On may 17, 2011, governor rick scott signed senate bill 408 the bill and significantly changed. Flatness tolerances for randomtraffic floors concrete. Aci 11710 specification for tolerances for concrete.
Theyare essentially endbearing units and designed as deep footings combined with concrete shafts to carry the structureloads to the bearing stratum. B368 test method for copperaccelerated acetic acidsalt spray fog testing cass test. A commentary accompanies the standard to provide interpretations of the specification and the tolerances set. The publication includes the standard itself, written in such a way that it can be directly incorporated into contract documents, and a commentary which clearly explains what the standard means and provides guidance into meeting.
The final deflected shape of the slab influences the floor levelness and is not solely a function of the concrete floor placement. Aci 11710 r2015 specification for tolerances for concrete construction and materials aci 11710 and commentary. Scribd is the worlds largest social reading and publishing site. Two values are given for flatness, a specified overall value, and one for the minimum quality level that will be accepted without repair. Fl levelness tolerances shall be measured within 72 hours after slab concrete. Aci 11790 standard specifications for tolerances for concrete. Standard tolerances for concrete construction and materials aci 11790 and commentary aci 117r90 aci committee 117, american concrete institute. Aci 117 includes tolerances for fabrication, placement, cover, thickness, and elevation. Interior floor displacement or deflection in excess of acceptable variances as defined in aci 117 90 or the florida building code, which results in settlementrelated damage to the interior such that the interior building structure or members become unfit for service or represents a safety hazard as defined within the florida building code.
Correlation between division 3 floor flatness ff and floor. E1155 test method for determining ff floor flatness and fl floor levelness numbers. Aci manual of concrete practice civil engineering community. By order of the executive director office of the federal register washington, d. Aci 11710 specification technical standard engineering. This document is intended to be used as the reference document for establishing tolerances for concrete construction by specification writers and aci committees writing. Concrete curling floor flatness for construction pros. Referenced documents purchase separately the documents listed below are referenced within the subject standard but are not provided as part of the standard astm standards. Aci documents are available in print, by download, on cdrom, through electronic. Coordination of aisc anchor rod setting tolerances and aci tolerances for embedded items can be an issue. Tolerances for concrete construction and materials aci 11790 and com mentary aci 117r90, in part 2 of.
Concrete contractors will bid and pour floors to a specified american concrete institute aci floor flatness ff requirement under division 3 of the project. This report is a commentary on the specifications for tolerances for concrete construction and materials aci 117. Standard test method for determining f floor flatness and. Standard test method for determining ff floor flatness and fl floor levelness numbers based on the astm international designation e 1155 m 96 reapproved 2001 excel sheet developed. Minimum local values are generally set at 67 percent of the specified overall values. We aim to close the gap to the industry by improving the awareness about latest trends in civil engineering. Aci 11790117r90r2002 standard tolerances for concrete construction and materials aci 11790 and commentary aci 117r90 aci sp299. Cracking the code floridas senate bill 408s significant. D609 practice for preparation of coldrolled steel panels for testing paint, varnish, conversion.
Computer simulation deflection floor flatness floor levelness flooring flooring and floor covering systems profilometers simulation surface. The drive mounting surface must satisfy a floor flatness number ff of 38 min. Manual for quality control for plants and production of architectural precast concrete products name of standards organization. Its aci 11790 to figure out tough problems aci 11790 using chegg study. On may 17, 2011, governor rick scott signed senate bill 408 the bill and significantly changed the landscape of sinkhole claims. This report is a commentary on the specification for tolerances for concrete construction and materials aci 117.
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