Epoxy Coated Rebar Banned

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Epoxy coated rebar banned.

1 1 this specification covers deformed and plain steel reinforcing bars with protective epoxy coating applied by the electrostatic spray method. 163 epoxy coated reinforcing steel may be spliced using either lap splices or mechanical 164 couplers. The performance of epoxy coated reinforcement. Other provinces in canada and many u s.

Epoxy coated bars to be increased due to the loss of bond strength as a result of the epoxy coating. Fabricate after coating hdg can and is often fabricated bent after coating. One of the most common methods of combating steel rebar corrosion in precast concrete applications is the use of fusion bonded epoxy coated rebar in construction and repair. Experience of the ontario ministry of transportation.

For example statistical analyses by boatman on almost 1800 michigan bridges estimated the life of bridges using uncoated bars would be 35 years. Have there been any anticorrosion applications of epoxy coated rebars other than for bridge decks and parking garage floors. Resulting from the presence of coating production imperfections within allowable limits at the time of construction then aggravated by fabrication handling and a severe construction yard. Reinforcing steel hoops for precast concrete silos used for salt storage.

Volume 23 number 3 4 2005. Use of the particular method depends on many factors and this will likely. Underfilm corrosion the zinc of hdg rebar is self healing and impermeable. Epoxy coated rebar has been banned in the province of quebec.

The fusion bonded coaters association fbca reports that the following uses have recently come to light.