Bridge Repair and Rehabilitation

NEPPP Chris Davis Mark Connelly

CTS Cement     

Specialty Cement Manufacturer Rapid Set Cement Type K Cement System K Special Mine Cement

What is Rapid Set?  Rapid Set is a calcium sulfoaluminate cement  Rapid Set has little or no C3A, which increases sulfate resistance  Gains strength of 2500 to 3000 psi in 1.5 hours.  RS has very low shrinkage

Dowel Bar

Dowel Bar

Dowel Bar

Dowel Bar

Dowel Bar

Panels Placed

Closure

Productivity 2 hour vs. 4 Hour Strength 120 110 100 90 80 70 60 50 40 30 20 10

For Traffic 100 control panels: savings 2 closures pay for the instead RapidofSet 5

106

72 55

21

5

21

6

7

8

Length of Closure - Hours

9

10

UC Berkley Report I-10 Pomona CA

Rt 295

Rt 295

Rt 295

Rt 295

Rt 295

Rt 295

Rt 295

Lincoln Tunnel

Lincoln Tunnel

Lincoln Tunnel

Lincoln Tunnel

Lincoln Tunnel

Lincoln Tunnel

Lincoln Tunnel

Lincoln Tunnel

Henry Hudson

Henry Hudson

Henry Hudson

Henry Hudson

Henry Hudson

Air Force

Air Force

Air Force

Air Force

Air Force

Air Force

Air Force

Air Force

Air Force

Air Force

Air Force

Air Force

Atlanta

Atlanta

Atlanta

Atlanta

Atlanta

Atlanta

Atlanta

Atlanta

Kennedy Airport

Kennedy Airport

Kennedy Airport

Kennedy Airport

Kennedy Airport

Kennedy Airport

Kennedy Airport

Kennedy Airport

Kennedy Airport

Kennedy Airport

Kennedy Airport

Kennedy Airport

Kennedy Airport

Kennedy Airport

Kennedy Airport

Questions?