5 694 920 type b repairs partial depth repairs type b repairs generally consist of partial depth milling or chipping to remove deteriorated or delaminated concrete and preparation and placement of the repair.
How would you perform a partial depth concrete repair on a roadway.
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Diversified concrete cutting sparks nev was contracted to perform the 485 square feet of spall repairs.
Depending on the type of repair material used and the repair location a new joint sealant system may be placed as well.
Type b 2d and b 2e repairs include removal to the bottom of the pavement if necessary.
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But if used during the wrong conditions problems can occur.
I1004691 2 2 pavement distress types that require full depth repair fdr.
During the repair deteriorated concrete is removed and replaced in the top half of the slab.
Transverse cracks due to temperature moisture variations and or wheel load stress that extend through the depth of a slab but not plastic shrinkage cracks which occur when the rate of evaporation from the surface exceeds the rate at which the bleed water is available the depth of plastic shrinkage.
Full depth repair of jointed concrete pavement federal highway administration 1994 video vh 273c this video begins with a discussion of distresses requiring full depth repair.
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Work began in march 2013 and was completed two months later.
If you pick the right techniques at the right time you can bring that roadway up to an excellent condition for example partial depth repair and diamond grinding can improve a concrete road s quality and extend its life many years at minimal cost.
5 694 921 partial depth procedures.
In concrete pavement contraction design cpcd the following distresses require fdr.
Cracking developed in the original partial depth repairs so another repair solution was needed.
The purpose of partial depth repairs is to correct localised areas of concrete pavement distress.
In this chapter portland cement concrete pcc pavement distress types that require full depth repair are discussed followed by the repair procedures.
Repair of this type restores ride ability deters further deterioration reduces foreign object damage potential and provides proper edges so that joints can be effectively resealed.
Guide for partial depth repair of concrete pavements i technical 1report 1documentation 1page 1.
