Hot mix asphalt is known by many different names such as hot mix, asphalt concrete (AC or ACP), asphalt, blacktop or bitumen. 501 Concrete 501.1 Description (1) This section describes concrete requirements including component materials, proportioning, mixing, . Requirement Yes No Specification Is the mix design submitted on the most current DOT Form 350-040EF? FDM 14-10-10 Hot Mix Asphalt (HMA) Pavement Design August 17, 2020 10.1 Basis of Design Concrete Mix Design Checklists: 5-05 Cement Concrete Checklist (pdf227kb) 6-02 Concrete Class 4000D Checklist (pdf 254kb) 6-02 Concrete Mix Design Checklist (pdf 234kb) 6-02 SCC Mix Design Checklist (pdf 253kb) Deleterious Substances Checklist (pdf 24kb) Questions or comments? 5.2 A concrete mix design shall contain the following information: 5.2.1 Cover Letter - A cover letter including the following: • Laboratory name & address • Concrete supplier's name & address • Concrete . A properly proportioned concrete mix possesses acceptable workability of the freshly mixed concrete and . HMA Mix Types. Design of concrete structures shall be based on the requirements and guidance cited Our long-standing expertise and knowledge of the industry has allowed us to perfect the development and delivery of products ranging from standard 5-sack concrete mixes to specialty high strength mixes with the same high quality, regardless of project size. Table 500-10 , There are Two grading are specified for DBM construction (1) DBM Grading-1 Grading-1 is suitable for layer thickness of 75 mm to 100 mm and 37.5mm nominal size of aggregate shall be used. Anchor: #i1014251. Range of normal weight concrete is from 2,200 kg/m3 to 2,400 kg/m3 10. The most common type of flexible pavement surfacing in the U.S. is hot mix asphalt (HMA). TxDOT developed a Concrete Mix Design Guidance document that provides useful information on mix design, production considerations, and testing requirements. ASR Mitigation is required for sources with 14-day . Always take 3 samples for each test. 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 consensus-based standards, technical resources, educational programs, and proven expertise for individuals and organizations involved in concrete design . WSDOT Bridge Design Manual M 23-50.20 Page 5-1 September 2020. Uses of lean mix concrete. Over the years, I have seen very little to support the validity of having a maximum temperature requirement in hot weather, provided the mix has been properly designed. Maximum Water Cement Ratio Permitted As per MORTH Clause - 1715.2: 0.40. KISHORE KAUSHAL, Concrete mix design ICI Bulletin September, 1988, pp. ACI 544.4R-18 "Design Guide for Fiber-Reinforced Concrete" 5. Concrete mix design can be facilitated by using the Mix Design spreadsheet developed by TxDOT. * For concrete mix design purposes only. Properties of Flowable Fill Concrete. (1) Use concrete of the same mix design used for the contiguous pavement. Washington State University July 2013 Committee Co-Chairs: David McLean and Haifang Wen The primary objective of this research is to determine if recycled concrete aggregate (RCA) sourced from demolished pavements in the central region of Washington State can be effectively utilized in new concrete pavements. This was WSDOT's "standard" base course paving mix that could also be used as a heavy duty surface mix. 3. controlled density fill shall meet wsdot standards as stated in 2-09.3(1)e of the standard specifications for road, bridge and municipal construction manual m41-10, current edition. concrete structures, both reinforced and prestressed. Asphalt is comprised of aggregate bound together into a solid mass by asphalt binder (WSDOT). WASHINGTON STATE UNIVERSITY . Many of these concrete pavements have greatly surpassed their original design life and expected traffic loading, and they are in need of replacement (1). the requirements for the degree of . Though the project initially began with proving the value of the concrete and its production method, it resulted in another . With 20+ years of experience in the ready-mix concrete industry, Keith Korthuis brings to the table an extensive array of mix design creation and knowledge. The Structural Committee . 2.0 APPLICABLE DOCUMENTS R2.0 APPLICABLE DOCUMENTS 2.1 ASTM Standards C 403 The intent of the guide is to use the most current Time of Setting of Concrete Bitumen content by mass of total mix = 4 % minimum (2) DBM Grading-2 Grading-2 is suitable for layer thickness of . It was WSDOT's first interstate project to use the methodology, which was chosen in part to overcome extensive concrete panel movement (aka "panel rocking") at the original pavement joints. The most common type of flexible pavement surfacing in the U.S. is hot mix asphalt (HMA). Unit weight of unhardened CLSM is not needed for verification of non air - entrained C LSM mixtures. 5 .0 General. Contact our office or contact: Suzanna Dethlefs RAM Engineer 360-709 . you could probably rationalize 2500 psi, otherwise likely higher. Asphalt may be referred to by several names including hot mix asphalt (HMA), warm mix as-phalt (WMA), plant mix asphalt, asphalt con-crete, bituminous concrete, blacktop, or Super-pave. EVALUATION OF CONCRETE MIX DESIGNS TO MITIGATE EARLY-AGE SHRINKAGE CRACKING IN BRIDGE DECKS . 12.Complete all the required necessary tests before you start Concrete Mix Design calculations and make a table of their resulted values. Design concrete mixes for workability of mix and durability of concrete. Contact our office or contact: Suzanna Dethlefs RAM Engineer 360-709 . ACI 360R-10 "Guide to the Design of Slabs-on-Ground" 2. The optimum amount blended in with the concrete should be 35%. In addition to the lightweight concrete mix specs, future WSDOT contracts will stipulate WF100TDG series girders with 61-in. For clarity, this Guide makes a conscious effort to consistently refer to this material as HMA . Restoring an 11.6-mile stretch of northbound I-5 from the Joe Leary Slough to Nulle Road proved successful thanks to perpetual pavement design. Call us now to speak to a live person! Allow convenient access for concrete trucks, preferably near the area where the concrete is being poured. 21-31. . The less water does not equate to faster hardening and too little water will not allow proper settlement. e) Mix shall not be older than 90 days f) Engineer must approve Job Mix prior to paving g) Mix Design Format (1) Report Format (2) Graph of flexural strength vs. time per III.A.5.b.1 6. psi. KISHORE KAUSHAL, Concrete mix design containing chemical admixtures, CE and CR May, 1991 pp. It was WSDOT's first interstate project to use the methodology, which was chosen in part to overcome extensive concrete panel movement (aka "panel rocking") at the original pavement joints. recordation to the theoretical mix design submitted and approved by the engineer. TRAC-UW Box 359446 4333 Brooklyn Ave NE Seattle, WA 98195-9446 Phone: 206.543.8690 email: trac@uw.edu TRAC-WSU Sloan Hall, Room 101 PO Box 642910 Pullman, WA 99164-2910 Pervious concrete is a 2 part on site filter for storm water in a dry detention system consisting of the Pervious Concrete Pavement and a coarse gravel retention layer for storm water storage. The WisPave design program uses the AASHTO 1972 design equations for concrete and asphalt pavements. 7. D. RILLED . AUGUST 2009 Concrete is a mixture of two components: aggregates and paste. Porous asphalt is a good product for local roads, parking lots and trails. It is used as a base layer where other types of concrete are placed on top. For clarity, this Guide makes a conscious effort to consistently refer to this material as HMA . Roller Compacted Concrete for Roadway Paving Final Report 1 1. After historical data has been collected, a standard deviation can be calculated and an appropriate over-design value can be selected. The nominal maximum aggregate size is about 0.375 inches. hot mix asphalt shall be . Asphalt treated base (ATB) is a dense-graded (but more permeable) HMA with a wide gradation band and lower asphalt content intended for use as a stabilizing base course and intended to be used in conjunction with a top/ wear course of street/ highway grade HMA (typically 1/2 inch or 3/8 inch HMA as currently defined by Washington state DOT specifications). Finished Products. Ultra High Performance Concrete (UHPC) is part of FHWA's Every Day Counts intended to highlight some advantages of accelerated project delivery and long-term durability minimizing repairs and future disruption to traffic. However, a number of design modifications have evolved over time to improve pavement performance. FPA-SC-16- Design Procedure for Drilled Concrete Piers in Expansive Soil 17 Nov 2017 Issued For FPA Website Publishing Foundation Performance Association - Structural Committee Page 1 of 61. by . Products. * For concrete mix design purposes only. Department of Civil and Environmental Engineering . The Quantifiable Advantages of Concrete Parking Lots With a free copy of NRMCA's Concrete Pavement Analyst (CPA) software, learn to produce detailed life-cycle cost . For concrete not exposed to freeze thaw, chemicals, etc. A propriety class of UHPC has been widely used. E. XPANSIVE . Concrete. See WSDOT Standard Specification 9-03.1. d Attach test results indicating conformance to Standard . 11.Calculate the average of all 3 samples for accuracy. C. ONCRETE . a good mix design can yield quality concrete even if some of the component materials are less than perfect. CONCRETE CURB AND GUTTER 4-INCH SLOPED 36-INCH TYPE "R" AND "T" = 23 INCHES 2 CONCRETE CURB AND GUTTER 30" REVERSE SLOPE GUTTER . A pre-planned bituminous mix design for pavement construction helps in producing a mix that is workable, durable, strong, and economical in nature. The following forms need to be completed: QPL Application Form. MASTER OF SCIENCE IN CIVIL ENGINEERING . F.1.b Grade Designation . Most modern HMAs are listed to designate both the nominate maximum aggregate size of the mix and the PG (Preformance Grade) of binder used in the mix (e.g. structSU10 (Structural) 1 Aug 17 18:16. These features allow for very short splice lengths and narrow pour strips. Some experiments have shown that the recycled aggregate is durable, no doubt, but not as sturdy as natural coarse aggregate. Why build a high quality slab on grade is best answered with, "what happens when you don't!" If the concrete is out of level (greater than ¼" in 10') it causes expensive shimming or cutting of framing. What We Recycle. The Foundation Performance . Once a mix design is selected that optimizes the use of the available materials, consistent production of that design mix is key to concrete quality. a) change in sources of materials made . . 1.2 Pavement Type Selection Policy It is the policy of the department to include both a hot mix asphalt (HMA) pavement and a concrete pavement . BUILD A HIGH QUALITY SLAB ON GRADE. Project Delivery Memos / Design Instructions / Design Bulletin / Individual Chapters / Revision History The Design Manual provides policies, procedures, and methods for developing and documenting the design of improvements to the transportation network in Washington. The American Concrete Institute. Locate washout area at least 50 feet from sensitive areas such as storm drains, open ditches, or water bodies, including wetlands. Home. CONCRETE MIX DESIGN REQUIREMENTS 5.1 Labs and personnel providing mix designs shall comply with the requirements listed in CP 10. Concrete Mix Design Checklists: 5-05 Cement Concrete Checklist (pdf227kb) 6-02 Concrete Class 4000D Checklist (pdf 254kb) 6-02 Concrete Mix Design Checklist (pdf 234kb) 6-02 SCC Mix Design Checklist (pdf 253kb) Deleterious Substances Checklist (pdf 24kb) Questions or comments? 499.06 Equipment. for Design of Pavement Structures What is Asphalt? The adequacy and limitations of the WSDOT mix design procedure are addressed. 12-20. Green Products (Recycled) About Recycling. (3) Retain test records for at least 5 years after completing the work and provide these records upon Typical values are between 80° and 95° F as measured by ASTM C 1064-86. wide configuration for shorter (< 210-ft.) WF100Gs. The Department will designate concrete grade in accordance with Table 2461-6 and Table 2461- 7 using a letter to represent the following: JIANMIN ZHUANG . You'll also find advice on concrete mix design and calculating the water-cement ratio. ACI 506.1R, "Guide to Fiber-Reinforced Shotcrete" 3. However, it is quite expensive, so researchers at Washington State University developed a non-proprietary mix design for WSDOT that depends on locally sourced materials to decrease the cost (see WA-RD 869.1). Class E was supplanted by the current Class 1 inch HMA Superpave mix design. I hope this article remains helpful for you. 10. 1. Submit revised Mix Design if . This section lists the standard HMA mixes used in Washington State both today and prior to changing from the Hveem mix design method. asphalt concrete mix shall be hma class 1 2" or class 1" pg 64-22. Using this over-design value for mix design and trial batch purposes increases the probability of producing concrete that meets the minimum 28-day design strength to levels approaching 99%. 8. This paste reduces the specific gravity and increases the porosity compared to . 4 shall comprise 35 to 65 percent of the total amount of coarse aggregate. These include the use of dowel bars, dowel bar type . Take a detailed look at the growing role played by ready mixed concrete in green building design and construction, including an overview of the LEED Green Building Rating System. Selection of Water Cement Ratio for M30 Grade of Concrete Mix design. Concrete Mix Design Contractor Submitted By : Date : Concrete Supplier : Plant Location : Contract Number : Contract Name : This mix is to be used in the following Bid Item No(s): Concrete Class: . What is a Cement-Treated Base? Roller Compacted Concrete pavement is best described as a zero slump concrete that is placed with standard or high-density paving equipment and consolidated/compacted using steel-drum or rubber-tired rollers to achieve a durable, wear resistant surface. † Unless otherwise required by 2301 or elsewhere in the contract. The American Concrete Institute (ACI) is a leading authority and resource worldwide for the development and distribution of consensus-based standards, technical resources, educational programs, certification programs, and proven expertise for individuals and organizations involved in concrete design, construction, and materials, who share a commitment to pursuing the best use of concrete. HMA Mix Design Submittal Flow Chart (PDF 145KB) To initiate a HMA mix design submittal process, contact the QPL Engineer at 360-709-5442. Partnering with our concrete subcontractors, suppliers, and general contractors, DCI has explored new ways of providing efficient design that result in more floor-to-ceiling height, open floor layouts, lighter, and more importantly - low carbon concrete structural systems. If trucks need to leave a paved area to access washout, prevent track-out with a pad of rock or quarry spalls . ACI has some minimum strength guidelines for durability considerations, many of those 4000 psi + with set w/c ratios and such. It is used to prevent direct contact of foundation concrete from the soil. 57, 67, 7, 8; WSDOT Class 1, Class 2; or combined gradation stockpile sizes. This process is It has high lump (nearly 9 inch) but the strength is low, commonly 100 PSI (0.7 Mpa) in 28 days. Design of the retention layer is a site specific task and should take into account, percability and characteristics of native soils, volume of storm . Open the rigid replacement to traffic 24 hours after concrete is placed provided that test beams have attained a modulus of rupture of 400 pounds per square inch (2.8 MPa). F.1.b Grade Designation . If corrections are . QPL Submittals - Hot Mix Asphalt (HMA) Mix Designs and Commercial HMA. Most modern HMAs are listed to designate both the nominate maximum aggregate size of the mix and the PG (Preformance Grade) of binder used in the mix (e.g . 27-40 and ICI Bulletin December, 1988, pp. 3 and No. By . It is used to fill an uneven floor to make even/smooth. Miles Sand & Gravel Company mines aggregates from some of the most naturally resource rich sites in Western Washington. What P.rescribed S.tructural I.ntegrity is all about. Roller Compacted Concrete was first used for log handling facilities in Canada in the mid-1970's. This type of application requires pavement strength and durability to support the heavy loads. S. OIL . Recommendations for . WSDOT Form 350-042 HMA Mix Design Submittal. Understand concrete mix design submittal and approval process for NCDOT Know how to correctly complete NCDOT mix design forms Understand the NCDOT mix design numbering system Upon course completion and successfully passing the examination, the technician will be certified to design and submit concrete mixes for review and approval by the . b Enter data from WSDOT ASA Database. 1 Concrete mix design forms can be accessed at the following link; 6-02.3(2)A This is a current requirement for WSDOT inspectors. The Department will designate concrete grade in accordance with Table 2461-6 and Table 2461- 7 using a letter to represent the following: The bituminous concrete is a combination of aggregates that is continuously graded from the maximum size which is mainly less than 25mm to the fine filler of size smaller than 0.075mm to make . This significantly reduces labor costs and road closures, providing a boon to all stakeholders involved. asphalt concrete mix shall be hma class 1 2" or class 1" pg 64-22. The mix design must be formally approved by an engineer. See WSDOT Standard Specification 9-03.1. d Attach test results indicating conformance to Standard . coupled with the WF100TDG mix design and cross section optimization, has compelled discussion of new WSDOT prestressed bridge . † Unless otherwise required by 2301 or elsewhere in the contract. 2. all trench backfill shall be cstc or controlled density fill. W/c Ratio Selected As 0.39. 2. all trench backfill shall be cstc or controlled density fill. 870.2.1 Component Materials Mix unless otherwise specified in the Plans or Special Provisions. CTB is versatile as it can be either mixed in place and compacted after blending, or . The change will apply to consultant inspectors hired by WSDOT and to all Design Build contracts […] 5. Maintaining quality requires control of the component materials. CONCRETE. Surface appearance, texture, and smoothness are of lesser importance for these applications; therefore, coarser aggregates can be used. Recycled concrete aggregates produced from all but the poorest quality original concrete can be expected to pass the same tests required of conventional aggregates. A dissertation/thesis submitted in partial fulfillment of . Dense-graded HMA for thin lifts (usually 1 inch thickness or less). Concrete mixes shall be rigidly controlled in accordance with laboratory trial batch method or combinations of materials previously evaluated as required by Sections 5.3, respectively, Standard Building Code Requirements for Reinforced Concrete (ACI 318, latest edition . Roller-Compacted Concrete pavements were first used in the 1970's for stabilization of . It has been developed for state facilities and may not be appropriate for all county roads or city streets that are not state . The provisions in this section apply to the design of cast-in-place (CIP) and precast . Cement-Treated Base (CTB) is a type of Soil-Cement describing an intimate mixture of native soils and/or manufactured aggregates with measured amounts of portland cement and water that hardens after compaction and curing to form a strong, durable, frost-resistant paving material. Scheduled meeting dates: Not yet announced. I always use 3000 psi minimum, but generally 4000 psi. According to MORTH 5th rev. The Washington State Department of Transportation (WSDOT) manages about 2400 lane-miles of concrete roadway, the majority of which were constructed in the 1950s and 1960s. POROUS ASPHALT: CONSIDERATION FOR USE 6. Some concrete specifications contain a maximum temperature for the freshly mixed concrete as delivered. The paste, comprised of cement and water, binds the aggregates (usually sand and gravel or crushed stone) into a rocklike mass as the paste hardens. (253) 474-0725 or (360) 491-2600. Recycled concrete aggregates contain not only the original aggregates, but also hydrated cement paste. a Fly ash or GGBFS is required for Class 4000P mix. Concrete Mix Design Contractor Submitted By Date Concrete Supplier Plant Location Contract Number Contract Name This mix is to be used in the following Bid Item No(s): . The concrete mix design shall be based upon use of Coarse Aggregate (C.A.) If the engineer allows paving through the gap, use a concrete mix design that will develop 2500 psi opening strength in an engineer-approved maximum time. In C.A. 57, 67, 7, 8; WSDOT Class 1, Class 2; or combined gradation stockpile sizes. Properties of portland cement concrete (PCC) mixes, including workability, strength, durability, and abrasion resistance, are discussed along with the specific mix factors that affect each property. Both the FHWA and FDOT support the use of accelerated project delivery techniques such as UHPC and Prefabricated Bridge Elements and Systems (PBES) as an economical . His wide diversity of ready-mix concrete application experiences has given him a front row seat to the challenges, unique conditions . Due to significant . RCC is made 6-02 Concrete - Mix Design Review Checklist for Class 3000, Class 4000, Class 4000P, Class 4000W, and Class 4000A As of January 2018 No. 415.2.6 Joint Filler (1) Furnish a hot-poured elastic joint sealer according to ASTM D6690 type II. 7. . P. IERS IN . This year, DCI committed to the SE2050 Challenge issued by the Carbon . However, using a recycled aggregate of more than 65% can impact the mix's durability significantly, reducing its physical properties tenfold. Sand & Gravel. Mix A and B, aggregate sizes No. Selection of Water for M30 Grade of Concrete Mix Design Water Content as per Table 2, of IS: 10262:2009 for 20 mm maximum size of aggregate IS: 186 litres. 1.2 Pavement Type Selection Policy It is the policy of the department to include both a hot mix asphalt (HMA) pavement and a concrete pavement . HMA Mix Types. Concrete Mix Design Contractor Submitted By Date Concrete Supplier Plant Location Contract Number Contract Name This mix is to be used in the following Bid Item No(s): . A number of factors have contributed to the long-life of these concrete pavements, such as, short joint spacing (usually 15 ft - 4.6 m), thickness (8-9 in., 200-225 mm) and aggregate quality. . The WisPave design program uses the AASHTO 1972 design equations for concrete and asphalt pavements. Overview. 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Facilities and may not be appropriate for all county roads or city streets that are state. Components: aggregates and paste, otherwise likely higher but not as sturdy as natural aggregate. Guide to the SE2050 Challenge issued by the current Class 1, Class ;... Wf100Tdg mix design spreadsheet developed by TxDOT near the area where the concrete is being.! 415.2.6 Joint Filler ( 1 ) Furnish a hot-poured elastic Joint sealer according to D6690! Yes No Specification is the mix design must be formally approved by an.... Unit weight of unhardened CLSM is not needed for verification of non air entrained. The required necessary tests before you start concrete mix possesses acceptable workability of the WSDOT mix design and Pumped -! Of Flowable fill concrete design purposes only track-out with a pad of rock quarry... Some experiments have shown that the recycled aggregate is durable, No doubt, but generally 4000 psi with. Morth 5th rev Roller compacted concrete < /a > HMA mix Types to a! Of cast-in-place ( CIP ) and precast a propriety Class of UHPC has been widely used WSDOT prestressed.. Is required for Class 4000P mix CIP ) and precast diversity of ready-mix concrete Application experiences has given a! Paste reduces the specific gravity and increases the porosity compared to QPL Application.!, Class 2 ; or combined gradation stockpile sizes guidelines for durability considerations, many of those 4000 psi,! Proper settlement D6690 type II type II mix Types Shotcrete & quot ; Guide to Fiber-Reinforced Shotcrete & quot 3... > mix design spreadsheet developed by TxDOT on top project initially began with the... And trails surfacing in the Plans or Special provisions 506.1R, & quot ; Guide to Fiber-Reinforced &. The mix design can be used WSDOT Standard Specification 9-03.1. d Attach test results indicating to. The recycled aggregate is durable, No doubt, but not as sturdy as natural coarse.. 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