As I own a nikon camera, it is always difficult to know which lens are compatible with the DSLR I have. This link…
Ticket to Mars
https://go.nasa.gov/30YvWc
Fundamentals of Bridge Rating
Bridge rating is a continuous activity of the agency to ensure the safety of public. It provides information to repair, rehabilitate, post, close…
Navier Stoke’s problem “Water Flow in a Pipe”
In nature, we know water flows from higher elevation to lower elevation. We have seen this from the river flowing from the up…
Bridge Loads
Permanent and Transient loads Permanent loads remains in the bridge for an extended period of time, usually for the entire service life. Loads…
Elastic limit and Proportionality limit
We all have been taught in our high school that for a material like metals (steel or iron) they follow a proportional path…
EPANET Example
A 50 ft diameter tank is located in a city to supply drinking water for a small community. The tank is 20 ft.…
EPANET essentials
EPANET is a powerful software yet the information to understand for a self starter is complicated. For a foreign student like me who…
Deflection and Bending Moment Diagram in SAP2000
Directional polarity has been the most fundamental thing one should learn before digging deep into the numerical values of any problem. Whether be…
Frame Element Internal Forces (SAP 2000)
The frame element internal forces are: P, the axial forceV2, the shear force in the 1-2 planeV3, the shear force in the 1-3…