How Bamboo Panels Overcome Typhoons and Corrosion in the World's Largest Sea Bridge

How Bamboo Panels Overcome Typhoons and Corrosion in the World’s Largest Sea Bridge

Written by Romário Pereira de Carvalho

Published on 20/02/2025 at 06:51

Updated on 20/02/2025 at 15:24

Foto: Xinhua

Be the first to react!

The Hong Kong-Zhuhai-Macau Bridge Uses Innovative Bamboo Panels to Face Extreme Climate Challenges, Highlighting the Sustainability and Resilience of the Material

With a length of 55 kilometers, the Hong Kong-Zhuhai-Macau Bridge (HZMB) is the largest sea-crossing bridge and tunnel system in the world. This impressive piece of engineering, which cost US$ 18.8 billion, consists of three cable-stayed bridges, a submarine tunnel, and four artificial islands.

The construction was designed to last over a century, withstanding the extreme climate of China, featuring intense sunlight, corrosive seas, and fierce typhoons.

The need for robust structures is clear. The Chinese coastline is affected by seven tropical cyclones annually, requiring infrastructure capable of supporting extreme weather conditions.

ARTICLE CONTINUES BELOW

Innovation in the Use of Bamboo

One of the most notable aspects of this construction is the 20,000 square meters of bamboo panels used in the artificial islands of the bridge.

Since the HZMB’s inauguration in 2018, these panels have proven resilient to adverse conditions, attracting international attention.

The innovation in the use of bamboo, an abundant and sustainable material, stands out as an ingenious solution to face environmental difficulties.

Bamboo in China

China, the world’s largest bamboo producer, has excelled not only in quantity but also in innovation in the use of this material.

With over 6.67 million hectares of bamboo forests and an industrial production of US$ 74.2 billion in 2023, the country has been exploring bamboo in various areas, such as construction, piping, furniture, and even decorative products.

This material is highly recognized for its strength and renewability, making it an environmentally friendly alternative for large-scale projects.

However, bamboo is a delicate material and can deteriorate quickly if not properly treated.

Therefore, one of the most important innovations has been the thermal treatment developed by Chinese engineering.

This process eliminates the nutrients that cause bamboo deterioration, preserving its structural integrity for a longer period.

This treatment, which also reduces time and energy consumption, allows bamboo panels to last for at least five years without the need for additional treatment.

Sustainability and Technology

Additionally, a low-emission adhesive has been developed, with reduced levels of formaldehyde and phenol, to minimize environmental impacts.

These product innovations position China prominently in the bamboo industry, highlighting its role in developing new technologies for utilizing this natural resource.

The Performance of Bamboo in the Hong Kong-Zhuhai-Macau Bridge

Six years after the bridge’s inauguration, the bamboo panels remain in excellent condition, proving the effectiveness of the solutions adopted.

According to Lou Zhicao, an associate professor at Nanjing Forestry University, the strength and longevity of bamboo, after thermal treatment, are impressive.

This not only ensures the durability of the HZMB’s artificial islands but also reinforces bamboo’s potential as a material for future infrastructure construction in extreme conditions.

The Hong Kong-Zhuhai-Macau Bridge is an example of how China has harnessed its natural resources in an innovative way, contributing to the evolution of global infrastructure, and showing the world that nature-inspired solutions can be highly effective even in the face of the greatest environmental challenges.

With information from Interesting Engineering.

How Bamboo Panels Overcome Typhoons and Corrosion in the World’s Largest Sea Bridge

The Hong Kong-Zhuhai-Macau Bridge Uses Innovative Bamboo Panels to Face Extreme Climate Challenges, Highlighting the Sustainability and Resilience of the Material

Innovation in the Use of Bamboo

Bamboo in China

Sustainability and Technology

The Performance of Bamboo in the Hong Kong-Zhuhai-Macau Bridge

While an average building in London or New York takes three years to be completed, in China a 26-story tower went up in five days with about 100 workers, and the global modular construction market already moves US$ 95 billion per year.

Australia installs giant concrete structures on the seabed 800 meters from the shore to create an ocean intake for desalination that will draw in saltwater and produce 30 million liters of drinking water per day.

While cities spend fortunes patching potholes and tons of plastic become waste, the Netherlands transforms over 218,000 recycled cups into a modular bike path that can conceal drainage, cables, and pipes.

A public school student single-handedly created a machine capable of treating water for up to 50 people using only solar energy. It was awarded third place at one of the most important science fairs in the world.

Goodbye traditional washing machine: Panasonic surprises housewives with the NA-G5 featuring four drums, a 13 kg washer and dryer, a 12 kg dryer, independent mini washers, a heat pump, and a 4-in-1 system awarded at the German Design Award.

While communities suffer from water scarcity and the advancing desert, women in Morocco use nets high up in the mountains to trap fog droplets, fill reservoirs, and transport drinking water through more than 10 km of piping.

Volkswagen admits to Reuters that the value of its cars is falling in Brazil due to the aggressive entry of Chinese companies like BYD, but asserts that it will not enter a price war and believes it is well-positioned to hold back the advance.

How to make charcoal in the backyard using a small oven covered with galvanized sheets and sealed with fine soil, in a traditional Filipino technique called pugon that yields up to one and a half bags of charcoal per burn.

You won’t believe how industrial egg production works in Brazil and the level of technology behind millions of units produced every day.

Material practically banned for almost 90 years makes a strong comeback in construction: made of hemp and lime, it insulates 15 times more than concrete, absorbs CO₂ over the centuries, and challenges an industry that helped push it out of the market.

How Bamboo Panels Overcome Typhoons and Corrosion in the World’s Largest Sea Bridge

The Hong Kong-Zhuhai-Macau Bridge Uses Innovative Bamboo Panels to Face Extreme Climate Challenges, Highlighting the Sustainability and Resilience of the Material

Innovation in the Use of Bamboo

Bamboo in China

Sustainability and Technology

The Performance of Bamboo in the Hong Kong-Zhuhai-Macau Bridge

While an average building in London or New York takes three years to be completed, in China a 26-story tower went up in five days with about 100 workers, and the global modular construction market already moves US$ 95 billion per year.

Australia installs giant concrete structures on the seabed 800 meters from the shore to create an ocean intake for desalination that will draw in saltwater and produce 30 million liters of drinking water per day.

While cities spend fortunes patching potholes and tons of plastic become waste, the Netherlands transforms over 218,000 recycled cups into a modular bike path that can conceal drainage, cables, and pipes.

A public school student single-handedly created a machine capable of treating water for up to 50 people using only solar energy. It was awarded third place at one of the most important science fairs in the world.

Goodbye traditional washing machine: Panasonic surprises housewives with the NA-G5 featuring four drums, a 13 kg washer and dryer, a 12 kg dryer, independent mini washers, a heat pump, and a 4-in-1 system awarded at the German Design Award.

While communities suffer from water scarcity and the advancing desert, women in Morocco use nets high up in the mountains to trap fog droplets, fill reservoirs, and transport drinking water through more than 10 km of piping.

Ship with 1.7 tons of humanitarian aid from Mexico and Uruguay arrived in Havana this Monday as Cuba faces blackouts of up to 22 hours a day following the cut in energy supply by the United States, and tensions between the two countries increase with the possible indictment of Raúl Castro.

The United States, China, and the Emirates are funding a race for solar satellites capable of capturing light 24 hours a day in space and sending energy back to Earth via microwave beams.

Scientists discover “chemical fingerprint” that could help reveal extraterrestrial life without finding microbes or fossils, just by analyzing hidden patterns in amino acids and fatty acids from Mars, icy moons, and meteorites.

Reaching Mach 2.25 in supersonic flight and carrying 9 tons of weapons on 13 hardpoints, the Eurofighter Typhoon has become the European fighter jet that combines brutal speed, advanced radar, and extreme agility to dominate the skies.

Volkswagen admits to Reuters that the value of its cars is falling in Brazil due to the aggressive entry of Chinese companies like BYD, but asserts that it will not enter a price war and believes it is well-positioned to hold back the advance.

How to make charcoal in the backyard using a small oven covered with galvanized sheets and sealed with fine soil, in a traditional Filipino technique called pugon that yields up to one and a half bags of charcoal per burn.

You won’t believe how industrial egg production works in Brazil and the level of technology behind millions of units produced every day.

Material practically banned for almost 90 years makes a strong comeback in construction: made of hemp and lime, it insulates 15 times more than concrete, absorbs CO₂ over the centuries, and challenges an industry that helped push it out of the market.