Two units of the bridge locked together.
Locking mechanism for two units.
Base of the side railing
An individual unit of the bridge.
The unit at the time of carrying by soldiers has railings coming out of it for easier carriage.
The panels are made of composite material so as to ensure lighter weight and better strength. The inside of the panel is reinforced with aluminum sheets for better strength .
The self locking structure of the bridge which allows it to withstand greater water currents.
The unit ,at the time of joining with another unit.
The inside view of the individual unit and the aluminum reinforcement which strengthens the unit.
bottom view of the panel
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DRDO Project- Bridge Design 1

This is a design of a portable infantry footbridge for use by the soldiers of the Indian Army . The bridge is 50 meters long and consists of individual units that can be assembled and disassembled at will. The bridge is designed in such a way that it can withstand water currents up to 5 knots.The project was completed as a part of my Internship at DRDO (India's defense and research institute) and is currently under construction for use by the Indian Army.

Ashok Thariyan
Student at IIT Guwahati guwahati, India