Contractor’s Corner
Pavement Magazine Column, May 2, 2017: NIOSH Project Update
PCTC's May 2, 2017, column in Pavement Maintenance & Reconstruction Magazine is focused on the 2nd year of...
Case Study: Maintenance vs. No Maintenance
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RTS and ABS test strips after 7 months & 7 years
In 2009, test strips of a refined coal tar-based sealant (RTS) and an asphalt-based sealant (ABS) were applied in...
Pavement Magazine Column Feb. 2016: Life Cycle Benefits of Maintaining Pavements
PCTC's February 2016 column in Pavement Maintenance & Reconstruction Magazine talks about life cycle analyses of pavement maintenance....
PCTC Field Testing: How to Design a Successful Pavement Sealer
From 1994 to 2004, the Pavement Coatings Technology Center at the Department of Civil & Environmental Engineering, University...
PCTC Field Testing: How Soon Should a Pavement be Sealed?
From 1994 to 2004, the Pavement Coatings Technology Center at the Department of Civil & Environmental Engineering, University...
Pavement Magazine Column June 2015: NIOSH to study sealant applicators
The National Institute for Occupational Safety and Health (NIOSH) is planning to study occupational exposures of sealant applicators. Several...
Using Refined Coal Tar Emulsions Safely
Koppers Inc., a distiller of crude metallurgical coal tar and supplier of the RT12 base used in RTS...
PCTC Guidelines for Preparation of Specifications
PCTC has two guides to assist in preparing specifications for refined coal tar-based emulsion for sealing asphaltic pavements:...
ASTM standards
Pavement sealants are manufactured using “Refined Coal Tar Grade RT-12” (RT-12) meeting ASTM D490 – 92 (2011) standards....