The Chroy Changva Bridge is a 709-meter bridge that crosses the Tonle Sap River in Phnom Penh, originally built in 1963, with Japanese aid. Severely damaged during the civil war in 1972 and 1973, it remained closed until it reopened on 26 February 1994
About 10 km north of it there is another bridge the Prek Kdam Bridge, then the Prek Pnov Bridge and no more bridges on the Tonle Sap, a temporary bridge should open in April 2018, the construction of a concrete bridge should start just after that.
Wikipedia https://en.wikipedia.org/wiki/Chroy_Changvar_Bridge
Address Cambodia-Japan Friendship Bridge, Cambodia
Coordinates 11°35'14.74" N 104°55'20.414" E