[2] This viaduct was the site of the construction of the Lavalin Skytrain project, which was the first electric train line of Bangkok.

After only 2 years, Lavalin Company was facing financial problems so the project had to be abandoned, leaving only the bridge.

[3][4] Therefore, there developed a project to renovate the remains of this abandoned viaduct to be a public park in the middle of the river.

The first drawback is that the project's placement is between a driveway with three lanes on both sides, making the bridge's walkway extremely small.

[6] The Chao Phraya Sky Park located in the middle between 2 lanes of Phra Pok Klao Bridge.