Regular maintenance of inland waterways in Vietnam

Regular maintenance of inland waterways in Vietnam (Internet image)

Contents of regular maintenance of inland waterways in Vietnam

Circular 10/2023/TT-BGTVT on economic - technical norms for management and maintenance of inland waterways promulgated by the Minister of Transport (effective from September 1, 2023), including regulations on regular maintenance of inland waterways in Vietnam.

(1) Itinerary to check the channel for regular maintenance:

- Check to detect changes on the flow route compared to the previous check, such as: change of position of navigation channel, change of channel rules, appearance of shoals, obstacles, change of signal (damage, tilt, dump, wrong position), occurrence of other unusual activities on the stream and the flow protection corridor;

- Check signal operation status such as position, color; detect violations affecting traffic safety on the route, propagandize to raise the awareness of people and vehicle owners on water traffic law observance; combine survey, measurement, and preliminary survey of the shoal; carry out signal maintenance work on the line; inspect the works of inland waterway transport infrastructure in time to detect damage in order to take measures to handle and remedy it promptly;

- Develop a plan to ensure waterway traffic.

(2) Regular maintenance signals

2.1. Float release: Bring buoys and accessories to the position to be released and perform float release according to technical requirements.

2.2. Float adjustment: Adjust the buoy from the old position to the new position in accordance with the flow conditions, or when the buoy has a problem (due to the impact of natural disasters or other causes) and is displaced from the original position, adjust the buoy to the original position.

2.3. Prevent turtle accretion: Lifting turtles off the ground (bottom of rivers, canals, lakes, and lagoons) and then releasing them to remove mud and sand that are accreting turtles.

2.4. Buoy shaft: Axis all buoys and accessories on board to serve the maintenance of the buoy or recover the buoy or the shaft to put the buoy in a safe position in the event of a disaster.

2.5. Maintenance of steel buoys: Scrape paint, polish, antirust paint, color paint, and antifouling paint (if any) to maintain the identity color of the beacon and buoy accessories to maintain the life of the steel buoy.

2.6. Maintenance of plastic and composite floats: Clean buoys and signals mounted on buoys ensure brightness in signal colors.

2.7. Chain and accessory maintenance: Smash, knock, clean, tar, or paint chains, accessories to prolong the life of chains and accessories.

2.8. Maintenance of buoys: Scrub, knock, rust, apply anti-rust paint, and color paint to maintain the life of the buoy.

2.9. Eyepiece maintenance: Paint scraping, knocking, rusting, anti-rust paint, color paint to maintain the life of the pepper.

2.10. Maintain floats and lanterns: Paint scraping, knocking, rusting, anti-rust paint, and color paint to maintain the life of floats and lanterns.

2.11. Painted iron float: Clean and paint the float color to maintain the identity color and the life of the float.

2.12. Paint the buoy: Clean paint the color of the buoy to maintain its identity and the life of the buoy.

2.13. Paint the pepper color: Paint the pepper color to maintain the identity, color, and life of the pepper.

2.14. Maintain columns and signs (signaling, law propaganda, reverse water meter): Paint scraping, rusting, anti-rust paint, color paint to maintain the identity, color, and life of the column, the sign.

2.15. Paint columns and signs (signaling, law propaganda, reverse water meters): Clean, clean, paint colors to maintain the identity color, life of the column, and the sign.

2.16. Paint float racks, lanterns: clean and paint colors to maintain the identity and life of floats, lanterns.

2.17. Adjust poles and signboards (non-concrete at the foot of the column): Adjusting the signal pole and signboard vertically to ensure the situation and visibility of the signal.

2.18. Move poles and signs (non-concreting type): Move poles and signs from one position to another to suit the flow of traffic.

2.19. Check and clean solar lights: Check and clean solar panels, lenses, and lamp bodies; check GPS connection and signal transmission for lights connected to the hub.

(3) Maintenance of information system equipment (automatic water level measuring station; signal receiving and data transmission stations; data centers): Dismantle and maintain equipment, install and check equipment's operating condition.

(4) Inspection of embankment works, foot embankment signal:

Follow the embankment route, observe, and check the embankment condition to detect landslides, subsidence, and other visible signs that may affect the structure of the work. If an incident or abnormal sign is detected at the correctional embankment, the foot embankment signals.

Use tools such as a ruler to make preliminary measurements, record them in a diary or take photos to monitor the progress of the incident, and promptly report it to the management agency.

(5) Inspection of locks and dams: Follow the approved maintenance procedures.

Duong Chau Thanh

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