MATERIALS

· Portland cement type II

· Water

· Coarse aggregate (1/2”, 3/8”, and #4) from plant A & B

· Fine aggregate (natural sand) up to 2% fine sands by weight

· Fiber (Fibermesh@150) and (Fibermash@500)

· Hydration Stabilizer

· Mid-range Water Reducer

· Viscosity Modifier

· Air Entrainment

TOOLS

* The mixer and tools shown below were used to mix and de-mold all the specimens in the concrete lab.

* Gilson Specific Gravity Bench was used to test the void ratio of the specimens.

SPECIMENS PREPARATION

· Two different sizes of specimens: 4”x8” cylinder,  3”x4”x16” specimen

· Specimens were prepared according to ASTM C 192/C 192M-02

Compacting after mixing:

Cylinder molds containing mixture:

De-molding:

Curing Process: