GENERAL

Elastomeric concrete used for concrete repair shall meet the requirements of applicable Iowa Department of Transportation Specifications. Acceptance of elastomeric concrete for use in Department of Transportation projects will be on the basis of approved manufacturer and brand name. Approved manufacturers and brand names of elastomeric concretes are listed in the Materials Approved Products Listing Enterprise (MAPLE).

MANUFACTURER AND BRAND NAME PPROVAL

To obtain approval for elastomeric concrete, the manufacturer shall submit the following items to the Construction and Materials Bureau in Ames, Iowa:

1 Product identification including brand name and product number

2 Complete manufacturer recommendations for usage

3 Current Safety Data Sheet (SDS)

4 Independent laboratory test report indicating compliance with the following requirements.

Property	Test Method	Requirement
Compressive Strength	ASTM C579 or D695	2000 psi, minimum
Resilience	ASTM D695	70%, minimum
Durometer Hardness	ASTM D2240	50%, minimum
Bond to Concrete	ASTM C882	350 psi, minimum
Tensile Strength	ASTM D638	500 psi, minimum

CERTIFICATION

The manufacturer shall file a certification with the Construction and Materials Bureau at the beginning of each calendar year stating that the material supplied during that year is identical with the formulation previously tested and approved.