PCC Joint Sealant/HMA Crack Sealant . Technical Committees Meeting Agenda . Working Session #1 . April 22, 2013 – 10:15 am - 11:45 am . Please sign the attendance sheet. 1. Introductions and TC Membership (5 minutes) 2. Test Evaluation Updates (10 minutes) a. 2009 NC CS and 2010/2011/2012 NC JS Evaluations-Brian Hunter Crack Sealant:
Longitudinal Joint in Asphalt Pavement Longitudinal Joint in Asphalt Pavement A longitudinal joint occurs in an asphalt pavement when a fresh batch of hot-mix asphalt (HMA) is laid adjacent to an existing lane. It is required to pave the width of a road in multiple lanes because paving the full width of the pavement in a … CRAFCO - Pavement Preservation & Maintenance Materials About Crafco | Pavement Preservation & Maintenance. Crafco delivers confidence through innovation, quality, and value since 1976. Crafco is the world’s leading manufacturer in quantity and diversity of packaged pavement preservation products for asphalt and concrete such as hot-applied crack sealants, silicone joint sealants, hot-applied mastics, and cold-mix for pavement surface patching
Joint/Crack Seal Work Categories 1. Resealing Transverse & Longitudinal Joints in JPCP Pavement 2. Filling PCC-HMA Shoulder Joints 3. Routing & Sealing Cracks in HMA Pavements 4. Cleaning & Sealing Cracks in HMA Pavement Sealant Types ASTM D-6690 Type II (D3405) concentrated polymer in asphalt mixture longitudinal cracks in JPCP longitudinal
the transverse joint, and must fit tightly to the sides and bottom of the slot. The foam core inserts should extend to the top of the existing pavement. It is important that the foam core inserts line up with the transverse joints. The top of the foam core insert will be removed when the joint is saw cut through the section. list of joint sealant crews successfully completed joint and crack sealing projects, to the Engineer for consideration. f. Preparation of Asphalt for Crack Sealing. Heat the material to the temperature recommended by the manufacturer. g. Weather Limitations. Do not place sealant when the ambient air temperature is below 40F or above ° 85°F.
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Road Design Manual Chapter 6 4. Contraction Joints 5. Joint Sealants 6. Measurement and Payment 7. Concrete Intersection Joint Layout F. Longitudinal Joints 1. Joint Spacing 2. Lane Ties 3. “L” Joints 4. External Longitudinal Pavement Joint 5. Longitudinal Joint Sealant G. Joints in Latex Concrete Bridge Approaches H. Miscellaneous Concrete Pavement I. Construction