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2017 Construction update week of Sept. 4

Engineer's Weekly Update


by Dave Van Duesen

3-week look ahead schedule (PDF)

Photos (PDF)

Monday, September 4
Labor Day Holiday

Tuesday, September 5
Cells X05: Contractor paved 5-inch unbonded concrete overlay over non-woven separator fabric today.

Wednesday, September 6
Cells X33: Chip seal test strip at MnROAD on Lindenfelser Lane. After that the contractor proceeded to Cells 133/233.
Cells X05: ALPS2 testing and joint opening sensor work.

Thursday, September 7
Cells X28 recon: Contractor did final aggregate base placement and grading. MnROAD personnel collected Class 5Q aggregate base samples for geotechnical research.
Cells X06: Shaping and compaction of shoulder aggregate base.
                                   
Friday, September 8
Cells X28 recon: Contractor doing final shaping and compaction of Class 5Q agg base. MnROAD personnel performing final DCP geotechnical point tests.
Cells X05: MnROAD personnel installing joint opening sensors.

Saturday, September 9
Cells 2, 3, 4, X05, and X06: Paving HMA shoulders planned for first thing in the morning today.

Look-ahead high points:

  • See the attached look-ahead schedule for the weeks of September 11 and 18 provided by CSM at the weekly meeting.
  • Cells X35, 185/186/188/189, X27/X28: Final HMA paving is planned for late in the week of September 11.
  • Final preparation of mainline including turf establishment and striping is anticipated late in the week of September 11.
  • Traffic switch is anticipated Monday, September 18.
  • Cells 984-995: Asphalt overlay work on the original westbound concrete lanes will begin as soon as traffic is switched over. Activities for the week of September 18 include:
    • MnROAD personnel will install joint opening sensors in four of the asphalt overlay sections.
    • Contractor will perform pre-overlay milling, repairs and patching.
    • Uretek USA will perform pre-overlay slab support stabilization in Cell 994.
    • Time permitting, the contractor may pave the first lift in the two-lift sections, Cells 987-991, on Friday, September 22.
  • Concrete pavement rehab experiments: The various NRRA patching experiments are planned to happen in October, after completion of the HMA overlays on the original lanes of westbound I-94.