Charoenrat 31 Bridge

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Charoenrat 31 Bridge สะพานเจริญรัช ๓๑
Coordinates	13°34′08″N 100°29′42″E / 13.56889°N 100.49500°E / 13.56889; 100.49500
Carries	Maha Rat Road
Crosses	Khlong Khu Mueang Doem
Locale	Phra Borom Maha Ratchawang & Wang Burapha Phirom Sub-districts, Phra Nakhon District, Bangkok
Official name	Charoenrat 31 Bridge
Maintained by	Bangkok Metropolitan Administration (BMA)
History
Opened	December 30, 1911
Location

Charoenrat 31 Bridge (Thai: สะพานเจริญรัช ๓๑) is a historic bridge was built across the south city moat known as Pak Khlong Talat. It was paired with Chaloem Sawan 58 Bridge, built across the city moat in the north (demolished in 1971 from the construction of the Phra Pinklao Bridge).

King Vajiravudh (Rama VI) gave contribution equal to his age build the bridge for public use, in the occasion of his birthday anniversary in 1910, which was also the first year of his reign. The bridge officially opened in 1911 and named "Charoenrat 31" ("the King prospered 31 years"). It was the first bridge with the name "Charoen" (the following bridge is Charoenrat 32 Bridge in Bobae area).

The bridge is reinforced concrete bridge with semicircle walls decorated with relief of tigers, symbol of Wild Tiger Corps founded by the King in the same year. Inscription of the bridge's name is surrounded by European floral design. Top of the bridge wall inscribed King Vajiravudh's royal monogram. At two ends of bridge wall are number 31, meaning the King Vajiravudh's age. The bridge is registered a national heritage by the Fine Arts Department since 1975.^[1]