CRSI

Table 2:
Comparison of Standard Epoxy Coating Fabrication Specifications

Item AASHTO M284-97
(Coating Application,
Fabrication & Field)
ASTM D3963-99
(Fabrication &
Field Only)
ASTM A934-97
(Coating Application
After Fabrication)

Damage

Maximum amount of repaired damaged shall not exceed 5% of surface area

Maximum amount of repaired damaged shall not exceed 5% of surface area

Maximum amount of repaired damaged shall not exceed 5% of surface area

Repair

Fabricator responsible for repair of fabrication damage

Repair all visible damage; Minimum thickness = 7 mils

Repair all visible damage; Minimum thickness = 7 mils

Repair all visible damage; Minimum thickness = 7 mils

Storage

Store off the ground on protective cribbing

Cover if stored outdoors for more than 2 months

Store off the ground on protective cribbing

Cover if stored outdoors for more than 2 months

Store off the ground on protective cribbing

Bar Identification

Maintain identity of coated bars

Maintain identity (including heat no. & mill tests) of coated bars

Maintain identity (including heat no. & mill tests) of coated bars

Bending

Back-up barrels on benders shall have protective covering

Back-up barrels on benders shall have protective covering

Back-up barrels on benders should be protected with suitable covering to minimize crushing & rollover

Handling

All systems for handling shall have padded contact areas

Nylon or padded bundling bands

Lift with strong back, spreader bar or multiple supports

Shall not drop or drag bars or bundles

All systems for handling shall have padded contact areas

Nylon or padded bundling bands

Lift with strong back, spreader bar or multiple supports

Shall not drop or drag bars or bundles

All systems for handling shall have padded contact areas

Nylon or padded bundling bands

Lift with strong back, spreader bar or multiple supports

Shall not drop or drag bars or bundles

Shearing

Drive rolls shall be protected with suitable covering

Drive rolls shall be protected with suitable covering

Drive rolls on shear beds should be protected with suitable covering to minimize crushing & rollover

 

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