Should the asphalt be t.
Concrete to asphalt joint sealant.
Expansion joints in the past designers placed numerous transverse expansion joints to relieve compressive forces in the pavement.
However expansion joints placed at regular intervals.
Safe seal 3405 concrete asphalt joint sealant.
Slope the vertical face of the concrete transition at about 20 30 degrees.
The solution is simple.
A pressure sensitive mounting adhesive on one face holds the material in place while it slowly expands to fill the concrete joint.
The sealant is inserted into the concrete joint opening recessed to the desired depth but at least deep enough to accommodate a fillet bead of sealant applied later.
Pourthane ns sl are premium grade polyurethane joint sealants with accelerated curing capacity.
The pourthane joint sealant line is designed for sealing concrete and metal joints in a variety of applications including sidewalks balconies pavement terraces warehouses factories civil structures plazas and pitch pans.
Pl 500 is time tested and meets and exceeds astm d6690 type i and federal spec ss s 1401.
It is a one component self leveling material that can easily be poured into openings 1 8 up to 1 wide.
Macseal is recommended for the large scale sealing of joints and random cracks in portland cement concrete and asphaltic concrete pavements.
Joint detail where asphalt pavement meets a concrete slab.
How to seal your concrete asphalt seams.
Safe seal 3405 is a high performance polymer modified asphalt emulsion horizontal joint and crack sealant.
I m designing a new fleet shop for the company where i work.
It also provides additional support to the asphalt pavement at a high stress area.
It s not hard to do and will last for many years with proper preparation.
My concern is load transfer from the concrete to the asphalt.
Set up a caulking gun with a tube of polymer modified sealant.
Seal the seam with a flexible asphalt crack filler such as blackjack speed seal blacktop filler.
2 start at one end of the gap and install the sealant.
Benefit to sealing joints in bonded concrete on asphalt pavements to delay prevent loss of bond with underlying asphalt 20.
Its one component technology offers ease of use and cost effectiveness.
Dik structural 24 apr 18 02 32.
Macseal provides protection against repeated freeze thaw cycles and prevents the intrusion of water and incompressibles into cracks.
Use a utility knife to cut off the tip of the tube to make a 1 4 inch opening.