DOH accelerates road recovery in Nan and 3 other provinces

Khaosod•Economy•6d ago

Reader Briefing

The Department of Highways is mobilizing personnel and machinery to restore 16 affected road network points across four provinces, with Nan province being the most severely impacted.

•The Department of Highways is restoring 16 affected locations across 4 provinces as of August 20, 2026.
•Nan province is the hardest hit with 10 affected locations, 8 of which remain impassable.
•Bailey bridges are being installed at two points in Pua District, Nan, with expected openings on August 21 and 22, 2026.
•Road recovery operations began on August 19, 2026, following flash floods.

Overview

•The Department of Highways has mobilized personnel and machinery since August 19, 2026, to assist citizens affected by floods in Nan and nearby provinces.
•As of August 20, 2026, at 12:00 PM, highway networks in 4 provinces were affected at 16 locations, with 8 passable and 8 impassable.
•Nan province experienced the most damage with 10 affected locations, where 2 are passable and 8 are impassable.
•The Department of Highways is installing a temporary Bailey bridge at Highway 1256 (km 5+975) at Ban Mon Bridge, Pua District, with an expected opening on August 21, 2026.
•The Department of Highways is preparing a 30-meter Bailey bridge at Highway 1371 (km 3+700) at Huai Tad Bridge, Pua District, with an expected opening on August 22, 2026.
•Highway 1256 (km 8+000) at Huay Yen Curve is severely damaged and currently inaccessible to cars.
•The Department of Highways, in coordination with Nan Highway Districts 1 and 2, Phayao Highway District, Lampang Road Construction Center, and Bridge Construction and Restoration Center 1, is working to clear landslides 24 hours a day.
•The Department of Highways advises the public to avoid affected areas and check routes via the HDMS system or the 1586 hotline.

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Key Entities

Organization

Department of Highways(กรมทางหลวง)

The government agency responsible for mobilizing machinery and personnel to restore flood-damaged roads.

Ministry of Transport(กระทรวงคมนาคม)ℹ️

The parent ministry of the Department of Highways.

Nan Highway Districts 1 and 2(แขวงฯ น่านที่ 1 และ 2)

Local highway offices collaborating to resolve road issues in Nan.

Phayao Highway District(แขวงฯ พะเยา)

A highway office collaborating to resolve road issues.

Lampang Road Construction Center(ศูนย์สร้างทางลำปาง)

An agency collaborating to resolve road issues.

Bridge Construction and Restoration Center 1(ศูนย์สร้างและบูรณะสะพานที่ 1)

An agency collaborating to resolve road issues.

Place

Nan(น่าน)

The province most severely affected by the floods with 10 damaged highway locations.

Phitsanulok(พิษณุโลก)ℹ️

A province where one highway location was affected by floods.

Nong Bua Lamphu(หนองบัวลำภู)ℹ️

A province where four highway locations were affected by floods.

Nakhon Phanom(นครพนม)ℹ️

A province where one highway location was affected by floods.

Pua(ปัว)

A district in Nan where several bridges and road sections are being repaired.

Tha Wang Pha(ท่าวังผา)

A district in Nan where the Sob Bua Bridge is located.