ASTM F2418-2009a Standard Specification for Polypropylene (PP) Corrugated Wall Stormwater Collection Chambers《聚丙烯(PP)波纹壁雨水采集容器的标准规范》.pdf
《ASTM F2418-2009a Standard Specification for Polypropylene (PP) Corrugated Wall Stormwater Collection Chambers《聚丙烯(PP)波纹壁雨水采集容器的标准规范》.pdf》由会员分享,可在线阅读,更多相关《ASTM F2418-2009a Standard Specification for Polypropylene (PP) Corrugated Wall Stormwater Collection Chambers《聚丙烯(PP)波纹壁雨水采集容器的标准规范》.pdf(7页珍藏版)》请在麦多课文档分享上搜索。
1、Designation: F2418 09aAn American National StandardStandard Specification forPolypropylene (PP) Corrugated Wall Stormwater CollectionChambers1This standard is issued under the fixed designation F2418; the number immediately following the designation indicates the year oforiginal adoption or, in the
2、case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope*1.1 This specification covers requirements, test methods,materials, and marking for polypro
3、pylene (PP), open bottom,buried chambers of corrugated wall construction used forcollection, detention, and retention of stormwater runoff. Ap-plications include commercial, residential, agricultural, andhighway drainage, including installation under parking lots androadways.1.2 Chambers are produce
4、d in arch shapes with dimensionsbased on chamber rise, chamber span, and wall stiffness.Chambers are manufactured with integral feet that provide basesupport. Chambers may include perforations to enhance waterflow. Chambers must meet test requirements for arch stiffness,flattening, and accelerated w
5、eathering.1.3 Analysis and experience have shown that the successfulperformance of this product depends upon the type and depthof bedding and backfill, and care in installation. This specifi-cation includes requirements for the manufacturer to providechamber installation instructions to the purchase
6、r.1.4 The values stated in inch-pound units are to be regardedas standard. The values given in parentheses are mathematicalconversions to SI units that are provided for information onlyand are not considered standard.1.5 This standard does not purport to address water qualityissues or hydraulic perf
7、ormance requirements associated withits use. It is the responsibility of the user to ensure thatappropriate engineering analysis is performed to evaluate thewater quality issues and hydraulic performance requirementsfor each installation.1.6 The following safety hazards caveat pertains only to thete
8、st method portion, Section 6, of this specification: Thisstandard does not purport to address all of the safety concerns,if any, associated with its use. It is the responsibility of the userof this standard to establish appropriate safety and healthpractices and determine the applicability of regula
9、tory limita-tions prior to use.2. Referenced Documents2.1 ASTM Standards:2D256 Test Methods for Determining the Izod PendulumImpact Resistance of PlasticsD618 Practice for Conditioning Plastics for TestingD638 Test Method for Tensile Properties of PlasticsD790 Test Methods for Flexural Properties of
10、 Unreinforcedand Reinforced Plastics and Electrical Insulating MaterialsD1600 Terminology for Abbreviated Terms Relating toPlasticsD2122 Test Method for Determining Dimensions of Ther-moplastic Pipe and FittingsD2412 Test Method for Determination of External LoadingCharacteristics of Plastic Pipe by
11、 Parallel-Plate LoadingD2990 Test Methods for Tensile, Compressive, and Flex-ural Creep and Creep-Rupture of PlasticsD4101 Specification for Polypropylene Injection and Extru-sion MaterialsD4329 Practice for Fluorescent UV Exposure of PlasticsD6992 Test Method for Accelerated Tensile Creep andCreep-
12、Rupture of Geosynthetic Materials Based on Time-Temperature Superposition Using the Stepped IsothermalMethodF412 Terminology Relating to Plastic Piping Systems2.2 AASHTO Specification:1This specification is under the jurisdiction of ASTM Committee F17 on PlasticPiping Systems and is the direct respo
13、nsibility of Subcommittee F17.65 on LandDrainage.Current edition approved Dec. 1, 2009. Published December 2009. Originallyapproved in 2004. Last previous edition approved in 2009 as F2418-09. DOI:10.1520/F2418-09A.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM
14、Customer Service at serviceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.1*A Summary of Changes section appears at the end of this standard.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshoho
15、cken, PA 19428-2959, United States.Section 12 Buried Structures and Tunnel Liners, 12.12Thermoplastic Pipes33. Terminology3.1 Definitions: Definitions used in this specification are inaccordance with the definitions in Terminology F412, andabbreviations are in accordance with Terminology D1600,unles
16、s otherwise indicated.3.1.1 chamberan arch-shaped structure manufactured ofthermoplastic with an open-bottom that is supported on feetand may be joined into rows that begin with, and are termi-nated by, end caps (see Fig. 1).3.1.2 corrugated walla wall profile consisting of a regularpattern of alter
17、nating crests and valleys (see Fig. 2).3.1.3 crestthe element of a corrugation located at theexterior surface of the chamber wall, spanning between twoweb elements (see Fig. 2).3.1.4 crownthe center section of a chamber typicallylocated at the highest point as the chamber is traversedcircumferential
18、ly.3.1.5 end capa bulkhead provided to begin and terminatea chamber, or row of chambers, and prevent intrusion ofsurrounding embedment materials.3.1.6 foota flat, turned out section that is manufacturedwith the chamber to provide a bearing surface for transfer ofvertical loads to the bedding (see Fi
19、g. 1).3.1.7 inspection portan opening in the chamber wall thatallows access to the chamber interior.3.1.8 nominal heighta designation describing the approxi-mate vertical dimension of the chamber at its crown (see Fig.1).3.1.9 nominal widtha designation describing the approxi-mate outside horizontal
20、 dimension of the chamber at its feet(see Fig. 1).3.1.10 periodthe length of a single repetition of therepeated corrugation, defined as the distance from the center-line of a valley element to the centerline of the next valleyelement (see Fig. 2).3.1.11 risethe vertical distance from the chamber bas
21、e(bottom of the chamber foot) to the inside of a chamber wallvalley element at the crown as depicted in Fig. 1.3.1.12 spanthe horizontal distance from the interior ofone sidewall valley element to the interior of the other sidewallvalley element as depicted in Fig. 1.3.1.13 valleythe element of a co
22、rrugated wall located atthe interior surface of the chamber wall, spanning between twowebs (see Fig. 2).3.1.14 webthe element of a corrugated wall that connectsa crest element to a valley element (see Fig. 2).4. Materials and Manufacture4.1 This specification covers chambers made from virginand rewo
23、rk PP plastic materials as defined by material me-chanical requirements and chamber performance requirements.4.2 Polypropylene materials may be combined with copoly-mers, pigments, and impact modifiers which together aresuitable for manufacture. Manufactured chamber and end capmaterial shall meet or
24、 exceed the requirements of designationPP0330B99945, Specification D4101. The minimum amountof polypropylene plastic in the material shall be 95 % byweight. The minimum tensile stress at yield, Test MethodD638, shall not be less than 3 100 psi (21 MPa). The minimumflexural modulus (1 % secant), Test
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