Table 4: Shear-designed and shear-deficient RCC beam designation detail.

Designation of beamsLoading descriptionShear-span ratio (a/d)No. of samples

DB-ad-1Shear-designed controlled beams1.03
RDB45-ad-145% predamage + strengthening1.03
RDB75-ad-175% predamage + strengthening1.03
RDB95-ad-195% predamage + strengthening1.03
DB-ad-3Shear-designed controlled beams3.03
RDB45-ad-345% predamage + strengthening3.03
RDB75-ad-375% predamage + strengthening3.03
RDB95-ad-395% predamage + strengthening3.03
SDB-ad-1Shear-deficient controlled beams1.03
RSDB45-ad-145% predamage + strengthening1.03
RSDB75-ad-175% predamage + strengthening1.03
RSDB95-ad-195% predamage + strengthening1.03
SDB-ad-3Shear-deficient controlled beams3.03
RSDB45-ad-345% predamage + strengthening3.03
RSDB75-ad-375% predamage + strengthening3.03
RSDB95-ad-395% predamage + strengthening3.03

DB: shear-designed beam; RDB: strengthened shear-designed beam; SDB: shear-deficient beam; RSDB: strengthened shear-deficient beam.