The Pasig river has been dredged up to the Bridge of Spain to a depth of 18 ft.
Shore of Manila Bay, at the mouth of the Pasig river, in lat.
The Pasig river is crossed by two modern steel cantilever bridges.
Many miles of inland water communication with small boats or bamboo rafts are afforded by the Pampanga, Agno, Abra, Pasig and Bicol rivers in Luzon, and by the Agusan and Rio Grande de Mindanao in Mindanao.
Each of these has a great number of small tributaries, and along the coast of this lowland basin are many small tide water streams. The Pasig is a short but commercially important stream connecting Laguna de Bay with Manila Bay.