Structure Date Concrete Slump Cube Weight Densityand Location Cast Crush Class size of Cube of Cube(mm) (cm3) (kg) (g/cm3) 7-day 28-day 7-day 28-day

22-Apr-15 29-Apr-15 C25 85 15 8239 2.441 500.9 22.3

15 8298 2.459 405.0 18.0

15 8236 2.440 420.4 18.7

20-May-15 15 8322 2.466 604.5 26.9

15 8288 2.456 642.5 28.6

15 8304 2.460 586.3 26.119.6 27.2

URBAN TRANSPORTATION PROJECT- TRAFFIC MANAGEMENT WORKS BATCH 1CONCRETE CUBE TEST RESULTS

In-Situ U-Drain Slab

AVERAGE ( COMPRESSIVE STRENGTH )

Agostino Neto Rd / Patrice Lumumba St. Intersection

Failure Load kN Strength (N/mm2)

Tested By: Checked By: Approved By:

Structure Date Concrete Slump Cube Weight Densityand Location Cast Crush Class size of Cube of Cube(mm) (cm3) (kg) (g/cm3) 7-day 28-day 7-day 28-day

URBAN TRANSPORTATION PROJECT- TRAFFIC MANAGEMENT WORKS BATCH 1CONCRETE CUBE TEST RESULTS

Failure Load kN Strength (N/mm2)

6-May-15 13-May-15 C25 80 15 8040 2.382 500.0 22.2

15 8454 2.505 419.0 18.6

15 8427 2.497 431.0 19.2

3-Jun-15 15 8384 2.484 624.3 27.7

15 8407 2.491 614.2 27.3

15 8404 2.490 601.3 26.720.0 27.3

In-Situ U-Drain Slab

AVERAGE ( COMPRESSIVE STRENGTH )

Agostino Neto RD./ Dr. Amil Carbral Intersection

Tested By: Checked By: Approved By:

Structure Date Concrete Slump Cube Weight Densityand Location Cast Crush Class size of Cube of Cube(mm) (cm3) (kg) (g/cm3) 7-day 28-day 7-day 28-day

URBAN TRANSPORTATION PROJECT- TRAFFIC MANAGEMENT WORKS BATCH 1CONCRETE CUBE TEST RESULTS

Failure Load kN Strength (N/mm2)

7-May-15 14-May-15 C25 95 15 8062 2.451 486.0 21.6

15 8314 2.465 481.0 21.4

15 8144 2.465 507.0 22.5

4-Jun-15 15 8264 2.449 620.2 27.6

15 8299 2.459 630.3 28.0

15 8244 2.443 615.3 27.321.8 27.6

Osu Badu Cresent / Osu Badu Street Intersection

In-Situ U-Drain Slab

AVERAGE ( COMPRESSIVE STRENGTH )

Tested By: Checked By: Approved By: