Highway, Drainage, Sewerage and Traffic Engineering Channel
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Highway, Drainage, Sewerage and Traffic Engineering Group is created to use as a plateform to share, to store and to exchange views, comments, experiences etc of relevant highway and transportation engineering...
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منشورات القناة
Layers of an Asphalt Road
1. Natural Ground (Soil) 🌍
The original ground that supports the entire road structure.
2. Subgrade (Formation Layer) 🚜
The soil is compacted and leveled to create a strong foundation.
3. Subbase Course 🪨
A layer of crushed stone or gravel that improves drainage and spreads loads.
4. Base Course 🏗️
A strong aggregate layer that distributes vehicle loads and increases pavement strength.
5. Binder Course ⚫
An intermediate asphalt layer that bonds the surface to the base and adds structural support.
6. Wearing Course (Surface Course) 🛣️
The top asphalt layer that provides a smooth, durable, and skid-resistant driving surface while protecting the lower layers from traffic and weather.
Key Point:
Each layer works together to create a safe, durable, and long-lasting road.
#CivilEngineering #RoadConstruction #AsphaltRoad #PavementDesign #Infrastructure
| 2 |  US-ASEAN Business Council Praises Cambodia's Efforts to Improve Investment, Business Climate
http://en.fna.asia/57eeb 🔗 JOIN US | 68 |
| 3 | ![[MPWT] - ប្រតិភូក្រសួងសាធារណការ និងដឹកជញ្ជូន ចូលរួមវេទិកាសហប្រតិបត្តិការដឹកជញ្ជូនអាស៊ាន-សាធារណរដ្ឋកូរ៉េ លើកទី១៦ (The 16th ASE](data:image/jpeg;base64,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){kind=small} [MPWT] - ប្រតិភូក្រសួងសាធារណការ និងដឹកជញ្ជូន ចូលរួមវេទិកាសហប្រតិបត្តិការដឹកជញ្ជូនអាស៊ាន-សាធារណរដ្ឋកូរ៉េ លើកទី១៦ (The 16th ASEAN-ROK Transport Cooperation Forum) ក្រោមប្រធានបទ "ទិសដៅទៅមុខរួមគ្នាជាមួយបញ្ញាសិប្បនិម្មិត ដើម្បីឆ្ពោះទៅអនាគតនៃការដឹកជញ្ជូន"(Moving Together with AI Forward to the Future of Transportation)
"MPWT NEWS" ជាកម្មវិធីលើទូរសព្ទស្មាតហ្វូន ប្រមូលផ្តុំព័ត៌មាន ក្នុងវិស័យសាធារណការ និងដឹកជញ្ជូន
សូមទាញយកកម្មវិធី
📲 iOS
📲 Android
ភ្ជាប់ទំនាក់ទំនងជាមួយក្រសួងសាធារណការ និងដឹកជញ្ជូន (MPWT) ៖
Facebook
Telegram
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YouTube | 72 |
| 4 |  +8លទ្ធផលនៃកិច្ចប្រជុំរដ្ឋមន្ត្រីការបរទេសអាស៊ានជាមួយប្រទេសដៃគូសន្ទនា
👉Join Bayon Radio | 68 |
| 5 |  🚧♻️ WHAT IF YESTERDAY'S TOILETS COULD BUILD TOMORROW'S ROADS?
Germany is giving broken toilets and ceramic tiles a surprising second life by crushing them into durable road-building materials. This smart recycling approach reduces construction waste, conserves natural resources, and helps create stronger, longer-lasting roads—all while supporting a more sustainable future.
Sometimes the best innovations begin with what we throw away. 🌍
Source:
https://www.facebook.com/share/p/1DniMZ5Kb4/ | 105 |
| 6 |  Asphalt Mix Design: The Hidden Science Behind Long-Lasting Roads!
Did you know that the strength, durability, and lifespan of a road depend heavily on its asphalt mix design?
A well-designed asphalt mix balances aggregates, bitumen, and air voids to resist rutting, cracking, and weather damage. Poor mix design can lead to premature failures and costly maintenance.
Whether you’re a civil engineer, contractor, or construction enthusiast, understanding asphalt mix design is essential for building roads that last longer and perform better.
#AsphaltMixDesign #RoadConstruction #HighwayEngineering #PavementEngineering #CivilEngineering #ConstructionManagement #RoadSafety #Infrastructure #Bitumen #HotMixAsphalt #EngineeringFacts #ConstructionIndustry #ProjectManagement #SiteEngineer #RoadDesign #CivilEngineerLife #SmartInfrastructure #ConstructionTechnology #EngineeringKnowledge #BuildBetterRoads | 145 |
| 7 |  Pile Foundation for Bridge Pier
A pile foundation is a deep foundation system used to safely transfer heavy bridge loads to strong soil or rock located beneath weak surface layers. It consists of reinforced concrete piles, a pile cap, and a bridge pier that work together to provide excellent strength, stability, and long-term durability.
Main Components:
Pier: Reinforced concrete member supporting the bridge deck.
Pile Cap: Thick reinforced concrete block that distributes loads uniformly to all piles.
Piles: Deep foundation elements that transfer structural loads to competent bearing strata.
Key Features:
Supports very heavy vertical and lateral loads.
Suitable for rivers, coastal areas, and weak soil conditions.
Provides high resistance against settlement, uplift, and seismic forces.
Ensures long service life and structural stability.
Design Considerations:
Conduct a detailed geotechnical soil investigation.
Determine pile diameter, length, and spacing based on structural loads and soil conditions.
Design the pile cap with adequate reinforcement and concrete cover.
Check for axial, lateral, uplift, and seismic loading conditions.
Follow applicable design codes and quality construction practices.
Load Transfer Mechanism: Bridge Superstructure → Pier → Pile Cap → Piles → Strong Soil/Rock Strata
Follow Cement and Concrete
©Copyright
@topfans
#PileFoundation #BridgeEngineering #BridgePier #DeepFoundation #CivilEngineering #StructuralEngineering #FoundationDesign #PileCap #ConcreteConstruction #ReinforcedConcrete #Infrastructure #GeotechnicalEngineering #ConstructionTechnology #EngineeringEducation #EngineeringGraphics #CivilTech #SiteEngineering #ConstructionLife #EngineeringKnowledge #CementAndConcrete
...... | 115 |
| 8 |  Cross Section elements of Highway
#civilengineering #highway #crosssection #Elements #transportation🇰🇭 | 113 |
| 9 |  +4សេចក្តីថ្លែងការណ៍របស់អ្នកនាំពាក្យក្រសួងការបរទេស និងសហប្រតិបត្តិការអន្តរជាតិ
Statement of the Spokesperson of the Ministry of Foreign Affairs and International Cooperation | 132 |
| 10 |  Can roads help manage flooding instead of just carrying traffic? 🇩🇪🇰🇭 | 153 |
| 11 |  Structural Integrity: Decoding the Layers of Flexible Pavement 🛣️🛠️ | 162 |
| 12 |  Proper highway drainage isn't just about clearing water—it protects road foundations, prevents waterlogging, and keeps drivers safe! Check out this complete breakdown of surface & sub-surface drainage elements.
#CivilEngineering #HighwayEngineering #Infrastructure #RoadSafety #engineeringlife | 190 |
| 13 |  +2សេចក្តីថ្លែងការណ៍របស់ អ្នកនាំពាក្យក្រសួងការបរទេស និងសហប្រតិបត្តិការអន្តរជាតិ
Statement of the Spokesperson of the Ministry of Foreign Affairs and International Cooperation | 182 |
| 14 |  🌏 GDP PER CAPITA OF SOUTHEAST ASIAN COUNTRIES (2025)
📊 Official data from the World Bank (WB).
The World Bank typically releases official economic data with a delay of more than six months. This time is used to collect, verify, reconcile, and finalize the data to ensure the highest possible level of accuracy and reliability before publication.
Source: World Bank (WB) | 224 |
| 15 |  Hun Manet Briefs Chinese Premier on Cambodia-Thailand Border Situation
BEIJING, 17 July 2026 — Cambodian Prime Minister Hun Manet has reaffirmed Cambodia's commitment to resolving its border dispute with Thailand through peaceful means, telling Chinese Premier Li Qiang that Phnom Penh remains firmly committed to international law and existing bilateral agreements.
The issue was raised during their meeting on 16 July, held as Hun Manet attended the World Artificial Intelligence Conference in China from 15-17 July.
https://www.facebook.com/share/p/1DD3kCEZZm/
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📱 Twitter
📱 Tiktok | 176 |
| 16 |  Cambodia becomes founding member of international AI bloc
Cambodia joined more than two dozen countries in Shanghai, China, to sign an agreement establishing the World Artificial Intelligence Cooperation Organization, or WAICO.
Read more:
https://phnompenhpost.com/international/cambodia-becomes-founding-member-of-international-ai-bloc/
Follow us:
https://thephnompenhpost.github.io/PhnomPenhPostMedia/ | 127 |
| 17 |  Three-Tank Septic System – Step-by-Step
Step 1: Wastewater Enters Tank 1 (Settling Chamber)
Wastewater flows from the toilet, sink, and shower into the first tank.
Heavy solids settle at the bottom (sludge).
Oils and grease float to the top (scum).
Step 2: Tank 2 (Bacterial Breakdown)
Partially treated water flows into the second tank.
Beneficial bacteria break down organic waste.
This reduces sludge and improves water quality.
Step 3: Tank 3 (Final Clarification)
The remaining fine particles settle.
Cleaner wastewater is produced before discharge.
Step 4: Leach Field (Soil Absorption)
Treated water flows into the leach field.
Gravel and soil naturally filter the water.
The clean water slowly returns to the groundwater.
#SepticSystem #WastewaterTreatment #CivilEngineering #EnvironmentalEngineering #ConstructionEducation #GDSWM #MPWT #Sewerage
...... | 135 |
| 18 |  Advanced ballasted railway track construction process! | 156 |
| 19 |  𝟕 𝐂𝐨𝐦𝐦𝐨𝐧 𝐀𝐬𝐩𝐡𝐚𝐥𝐭 𝐏𝐚𝐯𝐞𝐦𝐞𝐧𝐭 𝐃𝐞𝐟𝐞𝐜𝐭𝐬:-
𝟭.𝗦𝗵𝗼𝘃𝗶𝗻𝗴: Surface waves caused by braking, acceleration, or unstable asphalt mixtures.
𝟮.𝗥𝘂𝘁𝘁𝗶𝗻𝗴: Longitudinal depressions in wheel paths due to repeated heavy traffic and insufficient pavement strength.
𝟯.𝗥𝗮𝘃𝗲𝗹𝗶𝗻𝗴: Progressive loss of aggregates resulting from asphalt binder deterioration, reducing skid resistance and pavement durability.
𝟰. 𝗘𝗱𝗴𝗲 𝗖𝗿𝗮𝗰𝗸𝗶𝗻𝗴: Cracks developing near pavement edges, often caused by poor shoulder support, drainage issues, or traffic loading.
𝟱. 𝗔𝗹𝗹𝗶𝗴𝗮𝘁𝗼𝗿 𝗖𝗿𝗮𝗰𝗸𝗶𝗻𝗴: A network of interconnected cracks resembling an alligator's skin, indicating structural fatigue and pavement failure.
𝟲.𝗣𝗼𝘁𝗵𝗼𝗹𝗲𝘀: Surface cavities formed when water infiltrates existing cracks and repeated traffic dislodges weakened pavement material.
𝟳.𝗕𝗹𝗲𝗲𝗱𝗶𝗻𝗴: Excess bitumen rises to the pavement surface, creating a smooth, shiny, and slippery road with reduced skid resistance.
#civilengineering
#roadconstruction | 166 |
| 20 |  The mission isn't to make forests more accessible—it's to keep them alive.
Source:
https://www.facebook.com/share/p/1LrzTmMCvd/ | 157 |
