yes, you guessed it, im stuck !

[slinky malinky]

i cant seem to find a way out of this level, by the time i get to the wheel that ( i assume) opens the barrier it has been disabled!

thanks..

 

[nimby]

Look to the crane, and the cables that stretch over the river. Then spot the explosive barrels. Add those two observations together, and see the Source engine do it's magic