AASHTO MP 22-2013 Standard Specification for Fiber-Reinforced Polymer Composite Materials for Highway and Bridge Structures.pdf

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1、Standard Specification for Fiber-Reinforced Polymer Composite Materials for Highway and Bridge Structures AASHTO Designation: MP 22-13 (2015) American Association of State Highway and Transportation Officials 444 North Capitol Street N.W., Suite 249 Washington, D.C. 20001 TS-4f MP 22-1 AASHTO Standa

2、rd Specification for Fiber-Reinforced Polymer Composite Materials for Highway and Bridge Structures AASHTO Designation: MP 22-13 (2015) 1. SCOPE 1.1. This specification covers the requirements for fiber-reinforced polymeric composite material systems intended for use in bridge and highway structures

3、. 2. REFERENCED DOCUMENTS 2.1. AASHTO Standards: T 161, Resistance of Concrete to Rapid Freezing and Thawing AASHTO LRFD Bridge Design Specifications 2.2. ASTM Standards: D883, Standard Terminology Relating to Plastics D907, Standard Terminology of Adhesives D3039/D3039M, Standard Test Method for Te

4、nsile Properties of Polymer Matrix Composite Materials D3878, Standard Terminology for Composite Materials D4065, Standard Practice for Plastics: Dynamic Mechanical Properties: Determination and Report of Procedures D5229/D5229M, Standard Test Method for Moisture Absorption Properties and Equilibriu

5、m Conditioning of Polymer Matrix Composite Materials D7137/D7137M, Standard Test Method for Compressive Residual Strength Properties of Damaged Polymer Matrix Composite Plates D7290, Standard Practice for Evaluating Material Property Characteristic Values for Polymeric Composites for Civil Engineeri

6、ng Structural Applications E1640, Standard Test Method for Assignment of the Glass Transition Temperature by Dynamic Mechanical Analysis G154-06, Standard Practice for Operating Fluorescent Ultraviolet (UV) Lamp Apparatus for Exposure of Nonmetallic Materials 3. TERMINOLOGY 3.1. The terminology used

7、 in this standard is in accordance with that of ASTM D883, ASTM D907, and ASTM D3878. When definitions of terms are conflicting, those of ASTM D3878 shall have the precedence over those in ASTM D883 or ASTM D907. 2015 by the American Association of State Highway and Transportation Officials.All righ

8、ts reserved. Duplication is a violation of applicable law.TS-4f MP 22-2 AASHTO 3.2. Definitions: 3.2.1. adhesivea substance capable of holding materials together by surface attachment (ASTM D907). 3.2.2. characteristic valuea statistically based value computed in accordance with ASTM D7290. 3.2.3. f

9、illersparticulate materials added to the resin or adhesive material to alter its properties, performance, or cost, or combinations thereof. 3.2.4. matrixthe material compound in which the fiber system of a composite is embedded. 3.2.5. resinan organic polymer possessing indefinite and often high mol

10、ecular weight and a softening or melting range that exhibits a tendency to flow when subjected to stress. 4. REQUIREMENTS 4.1. The contractor shall submit for approval evidence of acceptable quality control procedures followed in the manufacture of the composite reinforcement system. The quality con

11、trol procedure shall include, but not be limited to, specifications for raw material procurement, quality standards for the final product, in-process inspection and control procedures, test methods, sampling plans, criteria for acceptance or rejection, and record-keeping standards. 4.2. The contract

12、or shall furnish information describing the fiber, matrix, and adhesive systems intended for use as reinforcing materials that is sufficient to define their engineering properties. Descriptions of the fiber system shall include the fiber type, percentage of fiber orientation in each direction, and f

13、iber surface treatments. Where required by the agency, the matrix and the adhesive shall be identified by their commercial names and the commercial names of each of their components, along with their weight fractions with respect to the resin system. 4.3. The contractor shall submit for approval tes

14、t results demonstrating that the composite system and its constituent materials are in conformance with the physical and mechanical property values stipulated by the Engineer of Record. These tests shall be conducted by a testing laboratory approved by the Engineer of Record. For each property value

15、, the batches from which test specimens were drawn shall be identified and the number of tested specimens from each batch, the mean value, the minimum value, the maximum value, and the coefficient of variation shall be reported. The minimum number of tested samples shall be 10. 4.4. When cured under

16、 conditions identical to those of the intended use, the composite material system as well as the adhesive system, if used, shall conform to the following requirements: 4.4.1. The characteristic value of the glass transition temperature of the composite system, determined in accordance with ASTM E164

17、0, shall be at least 40F (4.4C) higher than the maximum design temperature defined in Section 3.12.2.2 of AASHTO LRFD Bridge Design Specifications. A minimum sample size of 10 shall be used in the calculation of these values. 4.4.2. The characteristic value of the tensile failure strain in the direc

18、tion corresponding to the highest percentage of fibers shall not be less than 1 percent, when the tension test is conducted according to ASTM D3039. 4.4.3. The average value and coefficient of variation of the moisture equilibrium content determined in accordance with ASTM D5229/D5229M shall not be

19、greater than 2 percent and 10 percent, respectively. A minimum sample size of 10 shall be used in the calculation of these maximum values. 2015 by the American Association of State Highway and Transportation Officials.All rights reserved. Duplication is a violation of applicable law.TS-4f MP 22-3 AA

20、SHTO 4.4.4. After conditioning in the following environments, the characteristic value of the glass transition temperaturedetermined in accordance with ASTM E1640, of the tensile strain of the composite in the direction of interest, and determined in accordance with ASTM D3039shall retain 85 percent

21、 of the values established in Sections 4.4.1 and 4.4.2. A minimum sample size of 10 shall be used in the calculation of these values. 4.4.4.1. WaterSamples shall be immersed in distilled water having a temperature of 100 3F (38 2C) and tested after 3000 h of exposure. It shall be the option of the p

22、urchaser to specify a higher temperature and duration of exposure. 4.4.4.2. Alternating Ultraviolet Light and Condensation HumiditySamples shall be conditioned in an apparatus under Cycle 1/UV exposure condition according to ASTM G154-06. The duration of the exposure time shall not be less than 3000

23、 h. Samples shall be tested within 2 h after removal from the apparatus. 4.4.4.3. AlkaliThe sample shall be immersed in a saturated solution of calcium hydroxide (pH 12) at ambient temperature of 73 3F (23 2C) for 3000 h prior to testing. The pH level shall be monitored and the solution shall be mai

24、ntained as needed. 4.4.4.4. FreezeThawComposite samples shall be exposed to 3000 repeated cycles of freezing and thawing in an apparatus meeting the requirements of T 161. 4.4.5. Where impact tolerance is stipulated by the Engineer, the stipulated impact tolerance shall be determined by ASTM D7137/D

25、7137M. 4.5. AdhesiveWhen adhesive material is used to bond the fiber-reinforced polymer (FRP) reinforcement to the concrete surface, the following requirements shall be met: 4.5.1. After conditioning in the environments stipulated in Sections 4.4.4.1 through 4.4.4.4, the characteristic value of the

26、glass transition temperature of the adhesive material, determined in accordance with ASTM E1640, shall be at least 40F (4.4C) higher than the maximum design temperature defined in Section 3.12.2.2 of the AASHTO LRFD Bridge Design Specifications. 5. KEYWORDS 5.1. Adhesive; characteristic value; matrix fiber-reinforced polymeric composite material system; resin. 2015 by the American Association of State Highway and Transportation Officials.All rights reserved. Duplication is a violation of applicable law.