designated bridge meaning in Hindi

Examples

1. The system is a collection of three sets of two digits used to represent the state, the county and the designated bridge respectively.
2. And on the wettest, grayest days, Costello gets up early to collect water samples _ in a bacteria cup and a nutrients cup _ for laboratory tests, and to throw a piece of orange or lemon off one side of a designated bridge and time how long it takes to float to the other side.