Cracks In Public Buildings Case Study

Case studies were conducted in following Public Buildings which were reported cracking in various forms at different parts of the structure
(1) Jiwaji University Gwalior.
(2) Moti Mahal Building Gwl.
(3) NITM ( Nagaji institute of technology & management
6.2 Jiwaji University: The Political Science, Economy and Archaeological Blocks of Jiwaji University were studied through visual inspection and NDT Testing of every cracked part of the structure.

Observation:
The following cracks were observed and assessed for detailed study on different types of cracks in public buildings. Fig External wall of Political block
Type: Horizontal crack below the beam
Cause: Sinking or shortening of column due to elastic deformation and creep

Fig Long

Classroom 16 longwall Major >2mm Longwall Major >2mm Shortwall Major >2mm Shortwall Major >2mm
2. Sir Alexander Cunningham hall Longwall Minor 1 to 2 mm Longwall Minor 1 to 2 mm Shortwall Major >2mm Shortwall Major >2mm
3. James Prinsep Hall Longwall Major >2mm Shortwall Minor 1 to 2 mm
4. Classroom A Longwall Minor 1 to 2 mm Longwall Minor 1 to 2 mm Shortwall Minor 1 to 2 mm Shortwall Major >2mm
5. Classroom B Longwall Minor 1 to 2 mm Longwall No crack Shortwall Minor 1 to 2 mm Shortwall No crack

• Economics block
1. Office (proff S S Shukla) longwall Major >2mm Longwall No crack Shortwall Major >2mm Shortwall No crack
2. Computer lab Longwall No crack Longwall Minor 1 to 2 mm Shortwall No

Classroom 16 longwall 30 40 250 Longwall 28 40 220 Shortwall 32 36 280 Shortwall 24 36 170
2. Sir Alexander Cunningham hall Longwall 28 34 220 Longwall 30 42 250 Shortwall 26 43 198 Shortwall 24 30 170
3. James Prinsep Hall Longwall 26 42 198 Shortwall 26 38 198
4. Classroom A Longwall 25 32 180 Longwall 28 34 220 Shortwall 26 34 198 Shortwall 26 38 198
5. Classroom B Longwall 24 32 170 Longwall 26 32 198 Shortwall 28 34 220 Shortwall 26 34 198

1. Economics block

Description Wall type Min. rebounds Max. rebounds Min. strength
(kg/sqcm)
1. Office (proff S S Shukla) longwall 30 32 250 Longwall Shortwall 25 36 180 Shortwall
2. Computer lab Longwall Longwall 31 38 260 Shortwall Shortwall
3. Ladies toilet Outer wall 29 38 238
4. Library Longwall 35 37 320 Longwall Shortwall Shortwall
5. Office (S D sisodiya) Longwall 32 38 280 Longwall 28 38 220 Shortwall Shortwall
6. Faculty room All walls
7. Tutorial room All walls
8. Office (Reading room) Longwall 32 37 280 Longwall Short wall Shortwall 9. Classroom Longwall 34 36 310 Longwall 34 38 310