News You Can Use

 

APAM NEWS
 Volume 7, Issue 4                                             May 10, 2012
 
In This Issue
 
MDOT News
 
 
MDOT Issues Instructions for Ignition Furnace Method
 
MDOT is allowing two possible methods for determination of asphalt binder content under the current PWL Specification. The department has issued the following documents regarding this new method:
 
1. Contractors Instructions - for providing QC oven correction factor and submitting samples to MDOT for determination of the QA oven (and Central lab oven) correction factors.
 
2. MTM - 319 -12 - modifications to AASHTO T- 308
 
 
MDOT Issues Permissive WMA Special Provision
 
Recently, MDOT posted the Special Provision for Warm-Mix Asphalt (WMA) Permissive use, dated 04-23-12, on its website as a frequently used special provision.
Under this SP, the contractor may elect to furnish a WMA mixture using a water-injection foaming device or water foaming additive for Superpave Mix Types E03/LVSP, E1, E3, and E10 in lieu of the standard Superpave HMA specified.
The special provision will be included in all MDOT trunkline projects and should begin appearing in the June letting proposals.
 
MDOT Seeks Cooperation in Sampling Materials
 
The association has been recently advised by MDOT that they asking the industry for their full cooperation in obtaining required materials samples either on the paving site or at the HMA production plant. Two areas were emphasized:
 
1. Binder witness samples obtained from the HMA plant while the plant is running
MDOT must obtain a certain number of witnessed Binder samples from the plant during production.
 
2. Mini - Stockpile sampling method for mixture sampling for hand patching and other applicable areas. The mini stockpile method is an approved method and must be used when requested by the QA sampling personnel.
 
The department would appreciate everyone's cooperation throughout the 2012 paving season.
 
 
 
Construction Advisories
 
 
This construction advisory serves as notification to PWL worksheet users that
updated versions of the worksheets will be available on April 9, 2012.  
   
CA 2012-08 Aggregate Material Acceptance This construction advisory serves as a reminder to all project staff that aggregate material acceptance is to be performed in accordance with
the Materials Source Guide (MSG).
 
 
BOHIM
 
This instructional memorandum sets forth changes to Michigan Department of Transportation's
(MDOT) usage of crushed concrete near regulated watercourses and how to deal with existing
contracts and projects in the design phase which are impacted as a result of these changes.  
  
Errata to 2012 Standard Specifications
 
The following 12SS has been revised:
12SS001 Errata to the 2012 Standard Specifications - Use in all projects.  Effective Immediately.
  
 
  
 
News From NAPA
 

Asphalt Pavement Magazine
The May/June issue of Asphalt Pavement Magazine has been released for your reading pleasure.  Secrets of Perpetual Pavement Revealed, New Jersey overlays with Warm Mix and NAPA's Quality in Construction Awards 2011 are enclosed. Read it online. 
 
 
Golf Outing 
 
4th Annual Starr Kohn Memorial Golf Outing
The Golf Outing is scheduled for June 1, 2012 at 9 a.m. at The Majestic at Walden Lake Course in Hartland, MI.  Sign up by May 21st.  Space is limited!  Registration Info
 
 
Learning Opportunity 
FSU to have Program for Jr/High School Students
During the week of August 5-11, 2012, Ferris State University is hosting a National summer Transportation Institute (NSTI) one-week residential program that has been designed for students to explore careers in the transportation industry.
 
If you know of a freshman, sophomore, and/or Junior High Student who is interested in a career in the transportation industry, be sure to inform them of this great opportunity.
Application deadline is June 1st.  To learn more,  click here
Other Meetings
 
 
May 30-31, 2012 Transportation Construction Coalition Legislative Fly-In, Washington DC
 
July 16-18, 2012 NAPA's Midyear Meeting, Chicago IL
 
APAM Scholarship Golf Outing - August 15, 2012 at Buck's Run in Mt. Pleasant, MI 
     
 
 
 
Email Editor: dphillips@apa-mi.org  
Phone: 517-323-7800  
 
 
 
 
 
This email was sent to dphillips@apa-mi.org by dphillips@apa-mi.org |  
Asphalt Pavement Assn of MI | 2937 Atrium Drive, Ste. 202 | Okemos | MI | 48864