Highway, Drainage, Sewerage and Traffic Engineering Channel

JICA highlights urban railways for sustainable development August 17, 2026 #Business The Japan International Cooperation Agency (JICA), in collaboration with the Institute of Technology of Cambodia (ITC), organised a lecture on urban railway development and transit-oriented development, highlighting the role of integrated transport planning in supporting sustainable urban growth. READ HERE: https://www.khmertimeskh.com/?p=2007061 #Cambodia #Japan #JICA

CALIFORNIA BEARING RATIO TEST ( CBR )  CBR Test (California Bearing Ratio Test) The CBR Test is a laboratory or field test used to evaluate the strength and bearing capacity of subgrade soil and pavement materials. It helps engineers determine the thickness of road pavement layers required to safely support traffic loads.  Purpose: • Assess soil strength for road and highway design. • Compare the load-bearing capacity of different soils. • Determine suitable pavement thickness.  Why It Matters: A higher CBR value indicates stronger soil with better load-carrying capacity, while a lower value suggests the need for soil improvement or thicker pavement layers.  Typical CBR Values: • Poor Soil: Less than 5% • Fair Soil: 5–10% • Good Soil: 10–20% • Excellent Soil: Above 20%  Proper CBR testing ensures durable, cost-effective, and safe pavement construction. #CivilEngineering #RoadConstruction #GeotechnicalEngineering #CBRTest #ConstructionQuality #InfrastructureDevelopment Source: https://www.facebook.com/share/p/1BmwQdst2r/

🌊 COUNTRIES CONTRIBUTING THE MOST PLASTIC TO THE OCEANS Plastic pollution is a global problem but some countries contribute much more plastic waste to the oceans through rivers than others. Research by Meijer et al. (2021) estimated that the Philippines was the largest contributor of riverine plastic emissions, followed by India, Malaysia, China, Indonesia, Myanmar, Brazil, Vietnam, Bangladesh and Thailand. (PubMed Central (PMC)) These numbers should not be seen simply as blaming individual countries. They highlight how population rainfall geography waste management systems and the amount of mismanaged plastic waste can influence how much plastic reaches the ocean. Rivers are a major pathway for plastic pollution and improving waste collection recycling responsible disposal and reducing single use plastics can make a real difference. (PubMed Central (PMC)) 🌍 The ocean belongs to all of us. Protecting it is a shared responsibility. ♻️ Reduce plastic. Reuse whenever possible. Recycle responsibly. Keep waste out of waterways. Clean oceans. Healthy planet. Our responsibility. Reference: Meijer et al. (2021), “More than 1000 rivers account for 80% of global riverine plastic emissions into the ocean,” Science Advances. (PubMed Central (PMC)) #OceanPollution #PlasticPollution #SaveOurOceans #EnvironmentalAwareness #MarineConservation

A river can survive without us. We cannot survive without water.

Why Do Roads Develop Rutting? Rutting occurs when repeated heavy traffic causes permanent deformation in asphalt or underlying layers, often due to weak materials, poor compaction, or high temperatures. Related Hashtag : #CivilEngineering #RoadConstruction #Rutting #HighwayEngineering #PavementEngineering

Earth is now home to around 8.3 billion people, marking a population milestone unlike anything in human history. It took humanity until around 1800 to reach its first billion. But over the following two centuries, another seven billion people were added as medicine, sanitation, food production and living standards improved across much of the world. Now, population growth is slowing. Fertility rates are declining in almost every region, meaning the next billion people are expected to arrive much more slowly. The UN projects that global population could eventually peak at roughly 10–10.4 billion before gradually stabilizing later this century. Humanity has never had to support a population this large. The bigger challenge may not simply be how many people Earth can hold, but how sustainably we use its food, water, energy and resources. Source: https://www.facebook.com/share/p/1DJ4dgs8Vw/

Did you know every time it rains, our streets wash toxic motor oil and heavy metals directly into our rivers? Conventional storm drains act like fast-track garbage chutes for urban pollution. But ecological engineers are turning our street corners into natural, high-tech water treatment plants using Urban Native Grass Swale Micro-filtration! Here is how we clean our city water before it ever reaches the river: 1️. The Sponge: We cut small openings in the concrete curbs to redirect dirty street water into shallow, engineered gardens instead of dark sewer pipes. 2️. The Comb: Thick, native grasses physically trap trash and dirt, slowing the water down as it flows through the greenery. 3️. The Filter: As the water soaks into the ground, a specialized mix of deep grass roots and engineered soil acts like a giant biological sponge—eating up oils and locking away heavy metals! We are ripping up concrete to let nature filter our cities! #NatureBasedSolutions #stormwatermanagement #urbanecology #greeninfrastructure #EcoTech #WaterQuality #biofiltration #SustainableCities

Can trees really cool our cities? A global study led by the University of Cambridge analysed 182 scientific papers since 2010 to assess how effectively trees lower urban temperatures. Key findings: Trees can reduce pedestrian-level air temperatures by up to 12°C. In 83% of 110 cities, tree planting brought the hottest month’s average temperature below 26°C. Cooling is strongest in hot, dry climates (≈9°C reduction), moderate in temperate zones (≈6°C), and more limited in humid regions. However, trees can slightly raise night-time temperatures — from +0.4°C in dry to +1.5°C in temperate cities — posing trade-offs for heat recovery. Urban greening isn’t one-size-fits-all — it’s about matching tree traits and city design to local climate realities. https://ow.ly/1Hni50XhnfF #NatureBasedSolutions #BeatTheHeat

Innovations like this prove that local solutions can solve global challenges.  In Kenya, post-consumer plastic waste is being transformed into durable fence posts for agricultural land. This single initiative tackles two massive environmental threats at once: Cleaning up plastic waste before it reaches landfills or ecosystems. Reducing deforestation by providing a long-lasting, termite-resistant alternative to timber. Sustainable innovation isn't just about high-tech solutions—it’s about looking at existing waste and reimagining its value for the local community and economy. What other creative recycling practices have you seen making a real-world impact?  #Kenya #Sustainability #Recycling #EcoInnovation #PlasticWaste #EnvironmentalImpact #GreenTechnology #Agriculture #ZeroWaste #CleanEnergy #Deforestation #ClimateAction

BREAKING NEWS: លោកស្រី Katrina Cooper ជនជាតិអូស្ត្រាលី ត្រូវបានតែងតាំង ប្រធានគណៈកម្មការសម្របសម្រួល UNCLOS កម្ពុជា-ថៃ។ https://t.me/swiftnewsdaily

ROAD MARKING RULES 🚧 Understand the center line before you overtake: ⚪️ Broken white line — Overtaking allowed ⚪️ Solid white line — Overtake with caution 🟡 Double solid yellow — Do not overtake Know the markings. Drive smart. Stay safe. Source: https://www.facebook.com/share/p/1HkFqjP5aT/

The Road Starts Below the Asphalt.  A durable highway depends on more than the surface you see. From Asphalt Surface → Base Course → Subbase → Compacted Subgrade → Natural Soil, every layer plays a critical role in strength, drainage, and long-term performance. Great roads are engineered from the ground up.  #CivilEngineering #HighwayConstruction #RoadConstruction #Infrastructure #TransportationEngineering

This 2026 report from ITDP, UC Davis & FIA Foundation: “Compact Cities Electrified: The Benefits of Smaller Vehicles” shows how smaller vehicles and electrification, plus shifts to transit, walking & cycling can transform #transport. • −70% energy demand • −85% liquid fuel use • ½ consumer costs • −⅔+ emissions Download the report👇 https://itdp.org/.../compact-cities-electrified-the... #CompactCitiesElectrified #SmallVehicles .....

រក្សាសីល គឺរក្សាសេចក្តីសុខឱ្យខ្លួនឯង និងអ្នកនៅជុំវិញ🌸🕉️🌸🎎🪷

Thursday, August 13, 2026 which in Lunar is day of 15 Roach, month of Thutiyasad, year of Horse, Ardaksak era, Buddhist era 2570Maha Sakarat1948 Chula Sakarat1388Today is Holy Day🤩🧘🤩🔱🪷

Cambodia moves to advance Kampong Cham wastewater project August 11, 2026 #Business Cambodia is reviewing technical solutions to address potential impacts from the construction of a wastewater drainage network near the approach road to Kizuna Bridge in Kampong Cham province, as authorities seek to ensure the infrastructure project proceeds smoothly and with minimal disruption to transport and existing infrastructure. READ HERE: https://www.khmertimeskh.com/?p=1996036 #Cambodia #infrastructure #Kampong_Cham

Cambodia's Exports Top $20B, Rising 21.3% in First Seven Months http://en.fna.asia/16164 🔗 JOIN US

The most expensive mistake tomorrow could be something we waste for free today: clean water. Source: https://www.facebook.com/share/p/1ANwhBDLgy/

Climate change cannot be solved by one actor alone - and its impacts can begin before we are born. For example: Extreme heat can put extra strain on the body during pregnancy - and heat is not the only climate risk for mothers and babies: 🌊Floods can cut communities off from health services 💧Droughts can limit access to clean water, food and sanitation 🔥Wildfires and air pollution can harm people’s health 🏠When people are forced to leave their homes, safe and steady care can be harder to find Today marks the The recent International Day of the World’s Indigenous Peoples which spotlighteds Indigenous midwives: knowledge holders, caregivers and pillars of their communities. Midwives often work close to communities affected by climate change, helping care for mothers and newborns when health services can be under pressure. 💡This also points to a wider lesson for urban climate action: no single actor can address the climate crisis alone. At the 2026 Innovate4Cities Conference #I4C26 in Nairobi, UN-Habitat and @Global Covenant of Mayors for Climate & Energy (GCoM) brought together governments, researchers, businesses and communities, with African, Indigenous and community knowledge central to the discussion. The message was clear: climate action works better when it draws on different kinds of knowledge and includes the communities and people that will be most impacted. 🔎 Explore how countries are incorporating urban climate action into their national climate plans (NDCs 3.0) https://unhabitat.org/urban-content-in-ndc-30-cities-at-the-centre

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