1、Designation:F273711Standard Specification forCorrugated High Density Polyethylene(HDPE)Water QualityUnits1This standard is issued under the fixed designation F2737;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revi
2、sion.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This specification covers materials,structural design,physical dimensions and manufacturing requirements formonolithic or sectional
3、corrugated high density polyethylene(HDPE)water quality units with volumes greater than or equalto 86 ft3or 640 gal(2,400 L).1.2 The corrugated HDPE water quality units are placed asoffline or inline treatment devices along storm drain pipe linesto remove total suspended solids(TSS),heavy metals and
4、phosphorous.Typical sources of pollutants include construc-tion activity,automotive transportation related wear and debrisitems,refuse,landscaping debris,agricultural activities,andother similar by-products.1.3 The values stated in inch-pound units are to be regardedas standard.The values given in p
5、arentheses are mathematicalconversions to SI units that are provided for information onlyand are not considered standard.1.4 This specification covers horizontally laid corrugatedHDPE water quality units as illustrated in Fig.1.1.5 The following safety hazard caveat pertains only to thetest methods
6、portion,Section 9,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 regulatory limita-tio
7、ns prior to use.2.Referenced Documents2.1 ASTM Standards:2D1600 Terminology forAbbreviated Terms Relating to Plas-ticsD3212 Specification for Joints for Drain and Sewer PlasticPipes Using Flexible Elastomeric SealsD3350 Specification for Polyethylene Plastics Pipe and Fit-tings MaterialsF412 Termino
8、logy Relating to Plastic Piping SystemsF477 Specification for Elastomeric Seals(Gaskets)for Join-ing Plastic PipeF714 Specification for Polyethylene(PE)Plastic Pipe(DR-PR)Based on Outside DiameterF2306/F2306M Specification for 12 to 60 in.300 to 1500mm Annular Corrugated Profile-Wall Polyethylene(PE
9、)Pipe and Fittings for Gravity-Flow Storm Sewer andSubsurface Drainage Applications2.2 Plastic Pipe Institute:3PPI TR-4 PPI Listing of Hydrostatic Design Basis(HDB),Pressure Design Basis(PDB),and Minimum RequiredStrength(MRS)Ratings for Thermoplastic Plastic Pipes2.3 AASHTO Standard4LDFD Bridge Desi
10、gn Specifications3.Terminology3.1 For definitions of terms relating to plastics,see Termi-nology F412 and abbreviations are in accordance with Termi-nology D1600,unless otherwise specified.3.2 Definitions of Terms Specific to This Standard:3.2.1 access opening,na hole in the top or crown of thewater
11、 quality unit for access to the interior for inspection,cleaning and removing of sediment,hydrocarbons,floatingdebris,and pollutants without personnel entry.3.2.2 bypass,nan optional external piping intended toconvey storm flow in excess of the treatment flow rate beyondthe water quality unit.3.2.3
12、Compartment,na separate and distinct section of thewater quality unit designated for specific contaminant removal.1This specification is under the jurisdiction of ASTM Committee F17 on PlasticPiping Systems and is the direct responsibility of Subcommittee F17.26 on OlefinBased Pipe.Current edition a
13、pproved Nov.1,2011.Published December 2011.Originallyapproved in 2010.Last previous edition approved in 2010 as F273710A.DOI:10.1520/F273711.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume i
14、nformation,refer to the standards Document Summary page onthe ASTM website.3Available from Plastics Pipe Institute(PPI),105 Decker Court,Suite 825,Irving,TX 75062,http:/www.plasticpipe.org.4Available from American Association of State Highway and TransportationOfficials(AASHTO),444 N.Capitol St.,NW,
15、Suite 249,Washington,DC 20001,http:/www.transportation.org.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 3.2.4 first flush,nthe first half inch to one inch of rainfallwhich results in overland flow during a storm event or asrequired by
16、the regional water quality regulatory agency.3.2.5 flow diverter(partitions),na device at the inlet ofthe water quality unit that extends partially between the top andinvert intended to deflect influent downward and increase thelength of the flow path of the liquid as it travels through thewater quality unit.3.2.6 joint,na physical separation where two sections ofthe water quality unit are in contact.3.2.7 monolithic corrugated HDPE water quality unit,nasingle extruded piece of pipe with no inte