Close-up view of damage to the Government Hill School located at the head of a landslide

Chamoli (India), earthquake: A major landslide about 1 km north of Gopeshwar

Tsunamis

Tsunami damage

Stress – strainbehavior of FRP and mildsteel

Retrofitting of load bearing buildings by bandage

Adding a new column below a floating column

Adding a new column below a floating column

EDD's in a building frame: (a) along the diagonal, (b) mounted on a platform

Friction damper

Connections ofFriction Damper

Mechanism of friction damper

Types of friction dampers

1 unit – single row

2 units- single row

2 units- double row

2 units- single row

3 units- single row

3 units- double row

4 units- single row

4 units- double row

Fluid viscous damper

Design of fluid viscous damper

Uses of fluid viscous dampers

Uses of fluid viscous dampers

Base isolator system Reduces the impact of very high seismic forces on buildings to minimum.

Retrofitting on the 1st Floor, 2nd Floor and above is business as usual

Base isolation improvement procedure for first floor columns (1) to (4)