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UNHSC Design Specifications for Porous Asphalt Pavement

Porous Asphalt Pavements, Information Series 131 (2003) and Design, Construction, and Maintenance of Open-Graded Friction Courses, Information Series 115 (2002). D. Alternative specifications for mix, such as Open Graded Friction Courses (OGFC) from Federal

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Porous Asphalt The Specs

Mix Design Class ½ HMA PG 70-22 Binder content shall be between 6.0% and 7.0% Void ratio of 16% to 25% Percent of two face fracture shall be greater than 90%. March 2015 Porous Asphalt -The Specs Washington Asphalt Paving Association 7 Sieve Size

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Development of a Specification for Porous Asphalt

specification for porous asphalt pavement. It is intended also to provide design guidelines regarding what conditions are appropriate for this type of pavement. Specifically, this includes guidelines for the design of the porous asphalt pavement, a stone reservoir under the pavement, and inspection and maintenance requirements for

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POROUS ASPHALT: DESIGN AND CONSTRUCTION

Oct 20, 2014 POROUS ASPHALT MIX DESIGN Department of Ecology Statewide LID Training Program October 20, 2014 7 •Committee is working on a WSDOT format specification for porous asphalt (Jessica Knickerbocker, City of Tacoma lead) •Interesting developments, particularly in trying to establish optimum compaction effort.

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420.50130108 TOP COURSE POROUS ASPHALT PAVEMENT

Porous Asphalt Pavement Mixtures Design Criteria Mix N design Air Voids @ N design PG Binder Content VCA mix 2 Draindown of Uncompacted Asphalt Mixtures, AASHTO T305, maximum Mixing and Compaction Temperature Range4 °F Top Course 50 20.0 5.5 % minimum Less than VCA drc 3 0.3 % 285°F 325°F Binder

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Porous Asphalt Pavement wispave

Porous asphalt pavements can be installed as whole or in part with traditional impervious asphalt pavements. When installed in combination with impervious pavements or adja-cent to building roofs, porous asphalt can sufficiently contain and treat the additional runoff generated. Design of Porous Asphalt Pavements

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POROUS ASPHALT PAVEMENTS

specifications available for porous asphalt mixes. These include NAPA publication IS-115, Design, Construc-tion, and Maintenance of Open-Graded Asphalt Friction Course. The following key properties should be included as part of the specification: n Air voids: 16 percent minimum –

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Porous Pavement Page 1 of 4 Clean Water Services

Pervious asphalt, pervious concrete, and permeable pavers can . be used in most pedestrian areas, residential driveways, public sidewalks, and parking lots. Local jurisdictions may approve pervious asphalt and concrete for private streets and public roadways on a case-by-case basis. Porous pavements should not be located over cisterns, utility

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Pervious Pavement Projects Pervious Pavement The City

The North Gay Avenue Pervious Pavement Pilot Project had two main goals: To permanently re-pave streets damaged during the sewer work in 2001. The old concrete streets cracked badly, and the current asphalt is of temporary quality. To provide information on how porous concrete and asphalt

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STANDARD CONSTRUCTION SPECIFICATIONS FOR ASPHALT

Mix Design Methods for Asphalt Concrete, by The Asphalt Institute. Page 3 Standard Construction Specifications Division 40 Asphalt Surfacing Revised 11/08 The number of blows of the Compaction hammer used in the Marshall Mix Design will be fifty (50) blows per side of specimen.

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UNHSC Design Specifications for Porous Asphalt Pavement

media beds, and porous asphalt mix (mix) design, production, and installation. Porous media beds refer to the material layers underlying the porous asphalt pavement. Porous asphalt pavement refers to the compacted mix of modified asphalt, aggregate, and additives. C. The porous asphalt pavement specified herein is modified after the National

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Porous Asphalt Fact Sheet dauphincd

The design for application of porous asphalt consists of at least four layers: a two to four-inch layer of asphalt, a one to two-inch filter layer of half-inch crushed aggregate, a 12-inch minimum reservoir layer of one to three-inch aggregate, and a layer of geotextile material. Porous asphalt

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Porous Asphalt Pavements California

Porous Asphalt Open Graded Asphalt Concrete (OGFC) Not ATPB Utilize Caltrans Specification Standard Specification Section 39 ½” or 3/8” Gradation (1” gradation is also available) Method specification for compaction Caltrans Mix Design Procedure CT 368 OBC determination for OGFC

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Design and Contruction of a Porous Asphalt Stormwater

What is a Porous Asphalt BMP? A Porous Asphalt BMP is a BMP where the surface is composed of an asphalt open-graded friction course (OGFC) manufactured with larger-diameter aggregates to achieve an effective porosity of approximately 19% (by UNHSC Spec.). This OGFC is underlain with a subbase composed of larger-diameter aggregates.

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Porous Asphalt Pavement Design, Construction and

Porous Asphalt Pavement Development •Concepts developed by the Franklin Institute under US EPA grant 1972 •Tested in pilot projects during 1970’s •Franklin Institute Press Porous Pavement by Thelen and Howe 1978 •Development of geotextiles in 1979 •Current design since 1980 •Cahill Associates (now CH2MHill) has built

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Porous Asphalt an overview ScienceDirect Topics

Sep 30, 2011 George C. Wang, in The Utilization of Slag in Civil Infrastructure Construction, 2016 10.4.3.2 Porous pavement. Steel slag is an excellent aggregate for porous asphalt mixes. Porous HMA can be 45–55 mm thick, and placed over an impermeable layer to protect underlying layers from the penetration of water. A dense layer is normally required beneath the porous asphalt layer.

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Porous Asphalt An Eco-Friendly Pavement Option

Jan 28, 2021 Porous asphalt pavements can be installed as a whole or in part alongside of traditional impervious asphalt pavements. The design for application of porous asphalt consists of at least four layers: A two to four-inch layer of asphalt. Porous asphalt consists of bituminous asphalt, which has been screened and the fines reduced.

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S-1 (2360) HOT MIXED ASPHALT POROUS PAVEMENT

RAP or shingles, is not allowed. Design asphalt content by weight shall be in accordance to MnDOT 2360 (Table 2360.2E (as modified below), Table 2360.3-B2a and Table 2360.3-B2b) S-1.1 DESCRIPTION This work consists of the construction of a Porous Hot Mix Asphalt Wearing Course Mixture (Porous HMA).

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Construction specifications for permeable pavement

Apr 27, 2021 This test method can be used on porous asphalt and PICP. Porous asphalt installation. The following has been excerpted from the Minnesota Asphalt Pavement Association (MAPA 2012) and from the National Asphalt Pavement Association (Hansen 2008). These documents should be reviewed for detailed specifications. Use PG 58-28 or PG 64-22 asphalt binder.

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Pervious Pavement Design Guidance UNI-GROUP U.S.A

Pervious Pavement Design Guidance . Pervious pavement is designed primarily to promote stormwater infiltration and improve the quality of stormwater runoff. It is typically designed to capture rainfall on the pavement surface area, but may also accept run-on from adjacent impervious areas and other hardscapes (sidewalks), rooftops, or gutters.

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Specification for open graded porous asphalt TNZ P/11

SPECIFICATION FOR OPEN GRADED POROUS ASPHALT 1. SCOPE This specification describes the required properties of open graded porous asphalt for use as a surfacing course for road pavements. This mix type is intended to be used as a surfacing where there is a requirement for texture depth, noise reduction and /or splash and spray suppression.

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Specification for Road Works Series 900 Road Pavements

(v) IS EN 13108-7 Bituminous Mixtures Material Specifications Porous Asphalt (vi) IS EN 13108-8 Bituminous Mixtures Material Specifications Reclaimed Asphalt (vii) IS EN 13108-20 Bituminous Mixtures Material Specifications Type Testing (viii) IS EN 13108-21 Bituminous Mixtures Material Specifications Factory Production

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Porous Asphalt NYC Street Design Manual

Porous asphalt is a pilot material that the city is testing at select locations. Use of this material beyond the city-led pilots will require a maintenance agreement. Can be proposed for use in parking lanes, parking lots, and recreational paths. Must have adequate sub-surface conditions to detain stormwater and level bottom to allow for

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Characterization of Air Void in Porous Asphalt Mixture

Jul 12, 2021 In this study, air void contents and distributions of porous asphalt mixtures along the vertical and horizontal directions were quantitatively measured on planar images. Air void contents were determined using some image techniques; while the permeability was measured by the falling head test. Two aggregate gradations (G1 and G2) and three blow numbers (30, 40, and 50) were chosen to

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S-1 (2360) HOT MIXED ASPHALT POROUS PAVEMENT

RAP or shingles, is not allowed. Design asphalt content by weight shall be in accordance to MnDOT 2360 (Table 2360.2E (as modified below), Table 2360.3-B2a and Table 2360.3-B2b) S-1.1 DESCRIPTION This work consists of the construction of a Porous Hot Mix Asphalt Wearing Course Mixture (Porous HMA).

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Porous Asphalt Fact Sheet dauphincd

The design for application of porous asphalt consists of at least four layers: a two to four-inch layer of asphalt, a one to two-inch filter layer of half-inch crushed aggregate, a 12-inch minimum reservoir layer of one to three-inch aggregate, and a layer of geotextile material. Porous asphalt

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Specification for open graded porous asphalt TNZ P/11

SPECIFICATION FOR OPEN GRADED POROUS ASPHALT 1. SCOPE This specification describes the required properties of open graded porous asphalt for use as a surfacing course for road pavements. This mix type is intended to be used as a surfacing where there is a requirement for texture depth, noise reduction and /or splash and spray suppression.

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Porous Asphalt NYC Street Design Manual

Porous asphalt is a pilot material that the city is testing at select locations. Use of this material beyond the city-led pilots will require a maintenance agreement. Can be proposed for use in parking lanes, parking lots, and recreational paths. Must have adequate sub-surface conditions to detain stormwater and level bottom to allow for

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Porous Asphalt Pavement Michigan

Design Considerations: Porous asphalt pavement systems should be designed by registered professional engineers. Slope: The slope of porous asphalt pavement should not exceed 5% and is best when as flat as possible. If low spots do develop in the parking lot, it may be advisable to install drop inlets to divert runoff into

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Design criteria for permeable pavement Minnesota

May 20, 2021 Porous asphalt (Hansen 2008) and permeable interlocking pavements use flexible pavement design methods adopted from the 1993 AASHTO Guide for Design of Pavement Structures (AASHTO 1993). In addition, MnDOT design methods, approved mechanistic principles, and manufacturer’s specific recommendations should be consulted.

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POROUS ASPHALT PAVEMENT SURFACE COURSE

POROUS ASPHALT PAVEMENT SURFACE COURSE OCTOBER 19, 2007 (Revised 09-Jun-2016) PAPS.01 Description PAPS.02 Composition PAPS.03 Design Verification PAPS.04 Mixing PAPS.05 Confirmation of Constructability PAPS.06 Weather Limitations PAPS.07 Spreading and Compacting PAPS.08 Protection of the PAPS PAPS.09 Quality Control Testing PAPS.10 Acceptance

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» Porous Asphalt Parking Lots

Porous asphalt pavement is a paved surface and subbase comprised of aggregates and asphalt binder, designed, placed and compacted in a manner resulting in a highly permeable asphalt concrete surface (approximately 17% voids). Porous asphalt pavements offer developers and planners a new tool in their toolbox for managing stormwater.

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Characterization of Air Void in Porous Asphalt Mixture

Jul 12, 2021 In this study, air void contents and distributions of porous asphalt mixtures along the vertical and horizontal directions were quantitatively measured on planar images. Air void contents were determined using some image techniques; while the permeability was measured by the falling head test. Two aggregate gradations (G1 and G2) and three blow numbers (30, 40, and 50) were chosen to

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SuperDrainasphalt™ Aggregate Industries

About Aggregate Industries. We’re at the frontline of the construction and infrastructure industries, producing and supplying an array of construction materials. With over 200 sites and around 3700 dedicated employees, we’re home to everything from aggregates, asphalt, ready-mixed concrete and precast concrete products.

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Design Assessment Checklists for Permeable/Porous

Design Assessment Checklists for Permeable/Porous Pavement 1 Design Assessment Checklists for Permeable/Porous Pavement Objectives Type of surfacing (block paving, porous asphalt or plastic reinforced gravel/grass) Confirm surfacing is suitable for the location and will withstand likely forces (e.g. turning forces from HGVs).

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420.50030110 Top Course Porous Asphalt Pavement with

Porous Asphalt Pavement Mixtures Design Criteria Mix 2N design Air Voids @ N design PG Binder Content VCA mix Draindown of Uncompacted Asphalt Mixtures, AASHTO T305, maximum Mixing and Compaction Temperature Range4 °F Top Course 50 20.0 6.0 % minimum Less than VCA drc 3 0.3 % 285°F 325°F Binder Course1

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Porous asphalt shows advantages for trail surfacing

Nov 01, 2011 Porous asphalt was then used to pave the entire length of the trail. Penni Klein of Middleton’s Public Lands Department championed the idea of using porous asphalt as the best solution for the trail. Blake Theisen, a landscape architect with SAA Design Group, Inc., was part of the design team that worked on the project.

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TRANSPORTATION RESEARCH BOARD

Jul 17, 2018 • Define structural design-related properties for materials used in porous flexible pavements • Estimate the stiffness of a composite foundation (base and subgrade), which is equivalent to a given layered system • Design and select the thickness of a porous asphalt pavement suitable to carry projected traffic loads

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