Main Engineering - C.E.M kh

EP101 – Micropile Design: Small Diameter, Massive Responsibility. 🏗️🔩តូចតែទំនួលខុសត្រូវធំ!!!.

Micropiles may look small in section, but their role in strengthening foundations, retrofitting structures, and solving difficult ground conditions is enormous.
Link Download :
https://drive.google.com/file/d/1pwekedoSkUaeKi0pfkVyHGJE0PFLlf68/view?usp=drive_link

EP100 – តេស្តសមត្ថភាពកម្មវិធី IDEA StatiCa V2025.1.2 ដែលជាកម្មវិធី Finite Element ដ៏មានប្រសិទ្ធភាពមួយ ក្នុងការជួយការងាររចនាវិស្វកម្មសំណង់។ 🏗️🧠
ទោះបីកម្មវិធីនេះកំពុងអភិវឌ្ឍកាន់តែខ្លាំង និងមានមុខងារច្រើនក៏ដោយ ក៏នៅតែមានកម្រិតខ្លះៗក្នុងការប្រើប្រាស់ ប្រសិនបើយើងយកទៅពិនិត្យផ្ទៀងផ្ទាត់ និងប្រៀបធៀបជាមួយកម្មវិធីវិភាគផ្សេងៗទៀត។

IDEA StatiCa can model very detailed reinforced-concrete structures, but modeling capability does not always mean calculation capability. 🏗️
In nonlinear CSFM analysis, excessive reinforcement detail can overload the solver and stop the calculation during meshing.

What we may recognize this software as follow this version 25.1.2:💡💡💡
- This pile cap model was successfully created in IDEA StatiCa with full 3D reinforcement detailing.
However, the calculation stopped during meshing — not because of a software error, but because the model exceeded the practical limits of nonlinear FEM (CSFM).

- IDEA StatiCa is optimized for engineering verification of structural details, not for full shop-drawing-level reinforcement cages.
*** Good structural design is not about modeling everything — it’s about modeling what really matters.

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EP099 – Steel connection design governs the integrity, robustness, and constructability of steel structures.
***Steel stands strong when connections are designed right🔩⚙️🛡️

A solid reference for engineers who want connections that are not only strong in calculation, but reliable in fabrication and er****on 🏗️🔩📐 :
Link Download: Version-1
https://drive.google.com/file/d/1dNbeufdc5SgNlZYO54Pjezy9xihwve7M/view?usp=drive_link
Link Download: Version-2
https://drive.google.com/file/d/1j5uJqTM5APJPa-k__oWzrDNFNGP4__LQ/view?usp=drive_link

This document summarizes the InFaSo Steel Connection Design Manual, focusing on practical design of bolted and welded connections, force transfer mechanisms, detailing rules, and verification concepts used in real projects.

EP098- Prestressed concrete design is often taught in theory, but on site and in practice, it’s about balancing forces, losses, serviceability, and constructability🏗️📊.
Willing to upgrade knowledge? Start here → Main Engineering
Link Download : https://drive.google.com/file/d/1A7MAUgiuKaZDLy5CUcYQ1Rr81ZCC3uYr/view?usp=drive_link

*** Encase H/I Composite Column : Suitable for High Rise Building Design.

EP097 –ថ្ងៃនេះ ខ្ញុំចែករំលែកឯកសារគណនារបស់ខ្ញុំ
ដល់អ្នកទាំងអស់គ្នាដែលចង់អាន សិក្សា និងយល់អំពី
ការរចនាស្លាប Post-Tensioned 📊📐
ឯកសារទាំងនេះបង្ហាញពីវិធីគិត ការសន្មត់ 📊📐

These sheets reflect my engineering approach, assumptions, and preliminary checks based on ACI provisions—intended to support learning, discussion, and better judgement in practice.

They are not meant to replace full design software ❌,
but to spread knowledge, encourage verification, and help engineers think more clearly before final design 👷‍♂️🏗️

Feel free to read through, question, and learn together 🤝
Link Download:
https://docs.google.com/spreadsheets/d/1lRQqbT86-Y66cIiFOLUHKk_uejE3RQ5S/edit?usp=drive_link&ouid=106162289893106445465&rtpof=true&sd=true


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EP096- Today, AI and advanced analysis tools help us see what the eye cannot 🤖📐.
They accelerate simulations, visualize behavior, and reduce uncertainty—
but they do not replace engineering judgement.

Because in the end, AI may assist the calculation,
but engineers carry the responsibility—
for performance, for safety, and for the lives beneath these structures 👷‍♂️❤️🏗️.

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EP094 –Behind every deep excavation lies a balance that cannot be seen— earth pressure, structural stiffness, and controlled movement.
*** Engineers don’t fight the ground🌍❌
We understand it, predict it, and design so it behaves safely🏗️✅