Barry Paye P.E. Bureau of Technical Services. WCPA 2018 Concrete Pavement Conference

Transcription

1 Barry Paye P.E. Bureau of Technical Services WCPA 2018 Concrete Pavement Conference

2 Specification Updates WHRP Updates Performance Engineered Mixes HTCP Program Updates Innovations

3 Flexural Strength MIT T2 Scanner Optimized Aggregate Gradations Stringless Paving 3

4 Replacing compressive strength cylinders statewide. (Currently on hold) SPV available for use and recommended on projects: With gravel aggregate sources. 20,000 s.y of slip-formed pavement on an Interstate or USH. Contact BTS to discuss prior to including on a project. 4

5

6 250 foot basic units 2 plate locations Measure one location 3 times and average 2 nd location is measured if nonconforming Coring is the dispute resolution and tool for finding limits of thin pavements

7 SPV to be included for slip form paving projects. The SPV is optional for the contractor. 2 parts to the SPV (1) OAG with 3% incentive available and (2) Reduced cement content. Can opt to use OAG without (2). If (2) is used (1) is required. Contractor can reduce the total cementitious content to 520 lbs for a cost savings. 7

8 Used on a few projects in Still in the piloting stage. SPV available for use: Regions contact BPD or BTS to discuss if requested by a contractor. SPV is optional if included in the plan specials. Replaces bid item: Construction Staking Concrete Pavement, Item

9 9

10 Jointing of barrier to match the pavement SDD changes pending 10

11 Shadow specification released via ASP 6 for contractor testing for 2018 construction season. WisDOT currently owns 2 SAM s. 6 additional units will be purchased, 1 for each region. 11

12 Next Session Joint Sawing & Sealing Rapid Repair Fresh and Hardened Air Starting in 2018 Concrete Barrier Internal Curing (BOS & BTS) 12

13 PEM Shadow Research Behnke Materials Field Projects in 2017 & 2018 Looking at all the test parameters FHWA Incentive Program 13

14 Standard Practice guidance for FHWA-State DOTs-Industry A dynamic work-inprogress that initiates our endeavor to embrace Performance Engineered Mixtures

15 14 States + FHWA & Industry (December 2017)

16 PCA $100,000 committed in 2017 and $50,000 in 2018 (to be considered annually) ACPA commitment to contribute $50,000 annually for five years RMC Foundation commitment to contribute $50,000 annually for five years State Paving Chapters/Associations commitment (to date) to contribute $30,000 annually for five years (others considering) Slag Cement Association (SCA) Commitment to contribute $10,000 annually for 5 years American Coal Ash Association (ACAA) participation under consideration Others (admixture, aggregate, etc.) - will be asked to consider.

17 1. What is the application? 2. What is the specification limit? 3. Is the source marginal? 17

18 BAD HMA PCC Test Method Dense Open LT MT/HT SMA ALL LA Wear Sodium Sulfate Soundness Freeze Thaw Soundness

19 New HTCP Outreach Specialist: Braedon Burleson s last day was September 15 th, 2017 Amy Pennekamp s first day was September 25 th,2017 Amy s BIO: Amy earned her Bachelor of Science in Elementary and Middle Level Education with a minor in Mathematics from the University of Wisconsin-Platteville. Amy has served in two roles for almost the past six years with the Office of Continuing Education at UW-Platteville. She started as the Financial Coordinator for the department, and then was promoted to the Administrative Manager. Prior to joining UW- Platteville, Pennekamp has worked in the advertising, financial, and K-12 educational industries.

20 Reviewed nine (9) manuals topic by topic with designated teams: PCCTEC-I/PCCTEC-II TMS/AGGTEC-I/AGGTEC-II/ATTS Nucdensity Grading Profiler

21 Updated/Focused front cover One image that showcases the certification story Color coding certification families Aggregate: Brown Concrete: Gray Asphalt: Black Other: Specific color Find us on Facebook

22 Front cover face lift Easy reference of cheat sheet added IFC Topic 1 Safety: Removing of temp/lifting topics Topic 2 Fundamentals: More content Topic 5 Documents/Communication: Removal of Control Charts Added in more content on specifications

23 Topic 6 Random Sampling: Added in aggregate sampling fundamentals New problems (Ancillary & Structures) Topic 8 Temperature: More content/spec to cold and weather concreting and concrete bridges Topic 10 air: Soft launching potential upcoming new testing content (SAM) SAM available in lab

24 Revamp of PCCTEC-II instruction/manual Complete rework of manual Adding Lab component Need for adding more than one class to 2019 season Granting all expired certifications in 2018 one year extension Holding one PCCTEC-II class in 2018 for new only ALL recertifying technicians will need to come through PCCTEC-II in 2019/2020

25 Class F Ash Allowed on projects with a December 2016 or later LET. In the 2018 Standard Spec Must be listed of the departments APL, Approved Products List. Currently allows Prairie State Energy located in Marissa, IL. Currently testing WE Energies Elm Road (Oak Creek).

26 26

27 SS 505 Revisions in progress Standard solid bar Tubular bar High Performance bar Approved Products List Allow use of HPC bar on standard paving Need for work on a national level 27

28

29 29

30 Barry Paye, PE Chief Materials & Pavement Engineer Wisconsin DOT