| Fetchwikidata: | coordinates |
| Bridge Name: | Chulalongkorn Bridge |
| Official Name: | Chulalongkorn Bridge |
| Native Name: | สะพานจุฬาลงกรณ์ |
| Locale: | Ratchaburi Province |
| Carries: | 1 Railway track |
| Crosses: | Mae Klong River |
| Mainspan: | 49.9 metres |
| Length: | 149.7 metres |
| Open: | circa 1901 |
| Maint: | State Railway of Thailand |
| Design: | Truss bridge |
| Builder: | Takigami Industries Co., Ltd.[1] |
Chulalongkorn Bridge (Thai: สะพานจุฬาลงกรณ์) is a three-span railway bridge in Thailand crossings Mae Klong River. It is situated in Mueang Ratchaburi District, Ratchaburi Province, on the Southern Line Railway and paralleled to Thanarat Bridge. The bridge is named after King Chulalongkorn.
Local people always calls Chulalongkorn Bridge in the name Saphan Dam (สะพานดำ), that refers to Black Bridge.
Chulalongkorn Bridge had been bombed by the Allied aircraft during World War II many times. Up to the present, under the Mae Klong River there are still many bombs from that era and the remains of steam locomotive.
It is a three-span truss bridge, each span of length 49.9 meters.
an adjacent railway halt