Issue 77

Ays-S.S.Elsayedet alii, Frattura ed Integrità Strutturale, 77 (2026) 27-44; DOI: 10.3221/IGF-ESIS.77.03

was achieved under self-weight. After that, the filled molds were left at room temperature for 24 hours. After this time, the samples were carefully removed from the molds and placed in clean water for curing for up to 28 days, until ready for testing. Fig. 1 shows the main steps for making and casting the CCCD and SCB samples.

OPC

Water Steel fibers

Aggregate Type

Aggregates weight

kg/m 3 Lit/m 3

%

Coarse

Fine Dolomite, kg/m 3 Sand, kg/m 3

877.3

877.3

500

200

1

Dolomite Sand Table 4: Mix design.

Figure 1: The main steps of preparing and casting of CCCD and SCB specimens.

(A) SCB specimens

(B) CCCD specimens Figure 2: Test setup for (A) SCB and (B) CCCD specimens.

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