Section 1001 Performance Related Specification by v8S63p3p

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									             Comment Summation Sheet for Sec 1015 (and PDM)
Team Leader:     Mark Shelton
Team Members:    Joe Schroer         Ken Lane             Pat McDaniel          Harold Schwartz


Attachment Commenter and
  Number    Company Name                  Comment                                    Action Taken                  If No Action Taken, Explain Why
1          Bob McGennis,        Use ASTM D6084                           None                                     AASHTO T301 is technically
           Koch                                                                                                   equivalent to D6084.
1          Ray Gore, Process    Acceptable in full                       No action required.
           Chemicals
1          Rich Holmgreen,      Make our specification the same as       None                                     Our values reflect an increasing
           ConocoPhillips       Illinois                                                                          dosage of polymer, which we feel is
                                                                                                                  adequate to obtain polymer levels at
                                                                                                                  the low end of approximately 3%.
1           Rich Holmgreen,     Feels that we don’t need the –28         None                                     We have based our PG grades on
            ConocoPhillips      grades.                                                                           SHRP recommendations from the
                                                                                                                  Long Term Pavement Performance
                                                                                                                  program.
1           Ron Corun,          Wants a pavement life of 15 years for    None                                     For the last 10 years we’ve allowed a
            CITGO Asphalt       asphalt containing polymers                                                       15-year life and plan to move to 20
                                                                                                                  years.
1           Ron Corun,          Specifying multiple grades can create    None                                     We have based our PG grades on
            CITGO Asphalt       logistical concerns for suppliers.                                                SHRP recommendations from the
                                                                                                                  Long Term Pavement Performance
                                                                                                                  program to obtain rut and cold
                                                                                                                  weather cracking resistance.
2           Dennis Muncy,       Recommends waiving the solubility        Will call out AASHTO T111 ash test
            Koch                requirement in M320.                     instead.
2           Dennis Muncy,       We should not set the upper PG           Will delete the restriction in the PDM
            Koch                temperature limit at 76.                 that limits the upper temperature to
                                                                         76.
3           Kevin Suitor,       Feels that the asphalt industry will     None                                     This issue will have to be resolved by
            Citgo               have a more difficult time competing                                              the pavement team. Also, see
                                with concrete because of the                                                      response to Ron Corun and Randy
                                increased cost for modified binders.                                              Canfield’s comments.
4           Mack Roberts        Does not recommend any changes to        No action required.
                                the proposed specification.
5   Randy Canfield,   Has no problem with the technical         No action required.
    Ergon             aspects of the proposed specification.
5   Randy Canfield,   Would like an estimate as to how          We are investigating methods to
    Ergon             much asphalt binder we anticipate         develop and estimate, however,
                      using in future years.                    alternate bidding will affect the
                                                                accuracy of any estimate.
5   Randy Canfield,   Feels that the asphalt industry will      None                                This issue will have to be resolved by
    Ergon             have a more difficult time competing                                          the pavement team. Also, see
                      with concrete because of the                                                  response to Ron Corun and Kevin
                      increased cost for modified binders.                                          Suitor’s comments.
6   Roger Brown,      Where is the data to justify these        None                                Performance data from Colorado,
    Pace Const.       changes?                                                                      Alabama and Texas.
6   Roger Brown,      The changes will increase mix prices      None                                Data from Illinois, Koch, Citgo verify
    Pace Const.       at least $5.00 per ton.                                                       a cost increase per ton of mix of
                                                                                                    approximately $5.00 at the upper end.
6   Roger Brown,      Does department realize there are         None                                We believe that most suppliers will
    Pace Const.       very few suppliers for some of these                                          opt to supply these grades. Both
                      products?                                                                     Kansas and Illinois specify these
                                                                                                    grades.
6   Roger Brown,      What value is assigned to justify these   None                                An increased life will be realized
    Pace Const.       increased costs? Increase life?                                               from the use of polymer modified
                                                                                                    binders. The actual value assigned
                                                                                                    will have to be resolved by the
                                                                                                    pavement team.
6   Roger Brown,      Producers will have to provide            None                                We believe that most suppliers will
    Pace Const.       additional storage because of                                                 opt to supply these grades. Both
                      additional grades.                                                            Kansas and Illinois specify these
                                                                                                    grades. As with any new process,
                                                                                                    there will be some initial costs for
                                                                                                    equipment passed on through the
                                                                                                    bidding process.
6   Roger Brown,      Producers will have to submit at least    None                                Current MoDOT policy allows grade
    Pace Const.       25% more job mixes to the lab.                                                changes within a particular mix
                                                                                                    design. The number of mixtures
                                                                                                    needed shouldn’t increase due to
                                                                                                    these specification changes.
6   Roger Brown,      Does not have any problem with the        No action required.
    Pace Const.       use of modified asphalts…
6      Roger Brown,         MoDOT must justify the increased         None                  We believe the increased life offsets
       Pace Const           costs to the taxpaying public and                              the increased cost.
                            Missouri Legislators.
None   Dave Yates,          MAPA recognizes the benefits of          None                  The actual value assigned will have to
       MAPA                 polymer modified binders but thinks                            be resolved by the pavement team.
                            credit for increased life should taken
                            into account in life cycle cost
                            analysis.
7      Larry Reddick,       Mix price will increase 2.5 % to 4.2%    No action required.
       Koch Materials       per mix ton which should break even
                            in a matter of months in a life cycle
                            calculation.
8      Joe Schroer, Field   Discussion with IDOT indicated a         No action required.
       Office               3.4% increase for addition of polymer
                            and 10.4% increase for one grade
                            increase with polymers.

								
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