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Which of the following correctly represents the ultimate tensile force (Tu) in the tensile reinforcement (As) of a singly reinforced beam at the ultimate limit state of flexure, considering the characteristic yield strength of steel (fy)?
Anonymous Quiz
17%
1. Tu = 0.5 fy As
51%
2. Tu = 0.87 fy As
23%
3. Tu = 0.67 fy As
9%
4. Tu = fy As
โค10๐Ÿ”ฅ1
Which type of elevator is best suited for high-rise buildings?
Anonymous Quiz
48%
Hydraulic elevator
13%
Traction elevator
25%
Pneumatic elevator
14%
Belt elevator
โค8๐Ÿ™2
Considering

(i) Screening (ii) Sedimentation (iii) Disinfection (iv) Filtration. The correct sequence of treatments which are generally given to treat raw water supplies are
Anonymous Quiz
26%
1. (i) (ii) (iii) (iv)
47%
2. (i) (ii) (iv) (iii)
15%
3. (i) (iii) (iv)(ii)
12%
4. (iv) (iii) (ii)(i)
๐Ÿ‘4โค2
The strength of concrete in hardened existing structure can be determined by which of the following tests
Anonymous Quiz
27%
1. Cone penetration test
64%
2. Rebound hammer test
7%
3. Bullet test
2%
4. Kelly ball test
โค15
When a shaft is subjected to both bending and torsion, the resultant stress is obtained using the principle of
Anonymous Quiz
17%
1. Plasticity
25%
2. Ductility
32%
3. Elasticity
26%
4. Superposition
1๐Ÿ”ฅ5โค3๐Ÿ‘1
๐Ÿš€ Exciting Update for Project Managers! ๐Ÿš€
The PMI has officially released the 8th Edition of the PMBOK Guide. This latest edition brings fresh perspectives, updated best practices, and enhanced tools aligned with todayโ€™s dynamic project environments. Itโ€™s a must-read for all construction engineers, project managers, and professionals aiming to stay ahead in the field.
Key highlights include:
โ€ข Greater focus on value delivery and outcomes
โ€ข Integration of Agile and adaptive approaches
โ€ข Updated frameworks for project performance domains
โ€ข Emphasis on tailoring methods to fit project needs
To support your continuous learning and certification preparation, we have attached the PMI 8th Edition document below for your reference.
Stay updated, stay competitive!

Via Yonatan Tadesse, PMPยฎ

@etconp
โค7๐Ÿ‘5๐Ÿ”ฅ1๐Ÿ‘1
Ethio Construction Engineering
๐Ÿš€ Exciting Update for Project Managers! ๐Ÿš€ The PMI has officially released the 8th Edition of the PMBOK Guide. This latest edition brings fresh perspectives, updated best practices, and enhanced tools aligned with todayโ€™s dynamic project environments. Itโ€™sโ€ฆ
PMBOK Guide Eighth Edition_Table of Contents.pdf
2.6 MB
The PMBOK 8th Edition is not yet publicly available as a PDF; its official release date is January 13, 2026. The Project Management Institute (PMI) released a draft for public review in late 2024. While a free PDF is not currently downloadable for the general public, PMI members will receive a free digital copy upon release. 

@etconp
โค6๐Ÿ‘1๐Ÿ”ฅ1
๐Ÿ‘‰แ‹จแŒขแˆต แ‹“แ‰ฃแ‹ญ แแแ‰ด แˆ˜แ‹ณแˆจแˆป แŠ แˆตแ“แˆแ‰ต แŠฅแ‹จแ‰ฐแŒˆแАแ‰ฃ แАแ‹

๐Ÿšงแ‹จแŒขแˆต แ‹“แ‰ฃแ‹ญ แแแ‰ด แˆ˜แ‹ณแˆจแˆป แ‹จแŠพแАแ‹ แ‹จแ‰ฃแˆ•แˆญแ‹ณแˆญ - แŒขแˆต แŠฅแˆณแ‰ต แˆ˜แŠ•แŒˆแ‹ต แŒแŠ•แ‰ฃแ‰ณ แŠ แˆแŒปแŒธแˆ แˆˆแˆ›แˆปแˆปแˆ แŠฅแ‹จแ‰ฐแˆ แˆซ แАแ‹แค แˆˆแˆ˜แŠ•แŒˆแ‹ต แŒแŠ•แ‰ฃแ‰ณแ‹ 975 แˆšแˆŠแ‹ฎแŠ• แ‰ฅแˆญ แ‰ แŒแ‹ฐแˆซแˆ แˆ˜แŠ•แŒแˆตแ‰ต แ‰ แŒ€แ‰ต แ‰ฐแ‹ญแ‹žแˆˆแ‰ณแˆแข

แ‹จแŠ แˆตแ“แˆแ‰ต แˆ˜แŠ•แŒˆแ‹ต แ•แˆฎแŒ€แŠญแ‰ฑ แ‹จแŒแŠ•แ‰ฃแ‰ณ แˆ’แ‹ฐแ‰ต 48.33 แ‹จแ‹ฐแˆจแˆฐ แˆฒแˆ†แŠ•แฃ แŠ แˆตแ‹แˆแ‰ต แˆˆแˆ›แŠ•แŒ แ แ‹จแˆšแ‹ซแˆตแ‰ฝแˆ‰ แ‹จแ‰คแ‹แŠฎแˆญแˆต แŒ แŒ แˆญ แˆ›แˆแˆจแ‰ต แŠฅแŠ•แ‹ฒแˆแˆ แ‹จแ‹แŠƒ แˆ˜แ‹แˆฐแˆป แŒแŠ•แ‰ฃแ‰ณ แˆฅแˆซแ‹Žแ‰ฝ แ‰ แˆ˜แŠจแŠ“แ‹ˆแŠ• แˆ‹แ‹ญ แŠ“แ‰ธแ‹แข


๐Ÿ’ซแ‹จแˆ˜แŠ•แŒˆแ‹ต แ•แˆฎแŒ€แŠญแ‰ฑ 21.2 แŠชแˆŽแˆœแ‰ตแˆญ แ‹จแˆšแˆธแแŠ• แˆฒแŠพแŠ•แฃ แˆ€แŒˆแˆญ แ‰ แ‰€แˆ‰ แˆ˜แˆแŠฎแŠ• แŠฎแŠ•แˆตแ‰ตแˆซแŠญแˆฝแŠ• แ‰ แˆ›แŠจแŠ“แ‹ˆแŠ• แˆ‹แ‹ญ แ‹ญแŒˆแŠ›แˆแข

๐ŸšงแŒŽแŠ•แ‹ตแ‹‹แŠ“ แŠขแŠ•แŒ…แАแˆชแŠ•แŒ แ‹จแˆ›แˆ›แŠจแˆญ แŠฅแŠ“ แ‹จแ‰แŒฅแŒฅแˆญ แˆฅแˆซแ‹แŠ• แ‹ซแŠจแŠ“แ‹แŠ“แˆแข

โญ๏ธแ‹จแˆ˜แŠ•แŒˆแ‹ต แŒแŠ•แ‰ฃแ‰ณแ‹ แˆฒแŒ แŠ“แ‰€แ‰… แ‹ˆแ‹ฐ แŒขแˆต แ‹“แ‰ฃแ‹ญ แแ‹แ‰ด แˆˆแˆšแˆ˜แŒก แ‹จแˆ€แŒˆแˆญ แ‹แˆตแŒฅแŠ“ แ‹จแ‹แŒญ แˆ€แŒˆแˆซแ‰ต แŒŽแ‰ฅแŠšแ‹Žแ‰ฝ แˆแ‰น แˆแŠ”แ‰ณแŠ• แ‹ญแˆแŒฅแˆซแˆแข

แ‰ แŠ แŠซแ‰ฃแ‰ขแ‹ แ‹จแˆšแˆ˜แˆจแ‰ฑ แ‹จแ‰ฐแˆˆแ‹ซแ‹ฉ แ‹จแŒแ‰ฅแˆญแŠ“ แˆแˆญแ‰ถแ‰ฝ แ‰ แ‰€แˆ‹แˆ‰ แ‹ˆแ‹ฐ แˆ›แ‹•แŠจแˆ‹แ‹Š แŒˆแ‰ แ‹ซ แˆˆแˆ›แ‹ตแˆจแˆต แ‹ซแˆตแ‰ฝแˆ‹แˆแข

แ‹ˆแ‹ฐ แ‰ฃแˆ•แˆญแ‹ณแˆญ แŠจแ‰ฐแˆ› แ‹จแˆšแ‹ฐแˆจแŒˆแ‹แŠ• แ‹จแ‰ตแˆซแŠ•แˆตแ–แˆญแ‰ต แŠฅแŠ•แ‰…แˆตแ‰ƒแˆด แ‹ซแˆณแˆแŒฃแˆแข

แ‰ แŠ แŒ แ‰ƒแˆ‹แ‹ญ แ‰ แ‹šแˆ… แ‹“แˆ˜แ‰ต แ‹จแ‰ฃแˆ•แˆญแ‹ณแˆญ - แŒขแˆต แŠฅแˆณแ‰ต แŠ แˆตแ“แˆแ‰ต แˆ˜แŠ•แŒˆแ‹ต แ•แˆฎแŒ€แŠญแ‰ต แŠ แˆแŒปแŒธแˆ แŠฅแˆตแŠจ 80 แ‰ แˆ˜แ‰ถ แˆˆแˆ›แ‹ตแˆจแˆต แ‹•แ‰…แ‹ต แ‰ฐแ‹ญแ‹ž แŠฅแ‹จแ‰ฐแˆฐแˆซ แАแ‹แข


@etconp
โค4๐Ÿ™1
๐Ÿ‘‰ INTERCON Construction Chemicals 

โ— Concrete Admixtures
โ— Bonding Agents
โ— Waterproofings
โ— Wall Putty, Prime Coat
โ— Concrete Repair Mortar
โ— Floor hardener, Epoxy
โ— Grout, Self-level mortar
โ— Quartz paint, Contextra
โ— Tile Adhesive & Tile Joint Fillers 
โ— Geotextiles and other construction chemicals and materials

โ˜Ž๏ธ Tel: 0961955555

๐Ÿ”น Address 1: Signal road, around
Dinberwa Hospital

๐Ÿ”น Addres 2: Wellosefer, Infront of
Dani Plaza
โค11
๐Ÿ‘‰แ‰ แ‹ฑแ‰ฃแ‹ญ แ‹จแˆšแŒˆแАแ‰ฃแ‹ แŠ แ‹ฒแˆต แˆ™แ‹šแ‹จแˆ แ‰ แ‹แˆƒ แˆ‹แ‹ญ แ‹ญแŠ•แˆณแˆแ‹แˆ แ‰ฐแ‰ฃแˆˆ

โ‡๏ธแ‹จแ‹ฑแ‰ฃแ‹ญ แŒˆแ‹ฅ แ‹จแˆ†แŠ‘แ‰ต แŠญแ‰กแˆญ แˆผแŠฝ แˆ˜แˆแˆ˜แ‹ต แ‰ขแŠ• แˆซแˆบแ‹ต แŠ แˆ แˆ›แŠญแ‰ฑแˆ แ‰ แŠ แˆ แ‰แ‰ฐแ‹ญแˆ แŒแˆฉแ• แ‹จแˆšแˆ˜แˆซแ‹แŠ• แŠฅแŠ“ แˆˆแ‹ฑแ‰ฃแ‹ญ แŠ แ‹ฒแˆต แ‹จแˆตแА-แˆ…แŠ•แƒ แŠฅแŠ“ แ‹จแ‰ฃแˆ…แˆ แˆแˆแŠญแ‰ต แ‹จแˆšแˆ†แАแ‹แŠ• แ‹จแ‹ฑแ‰ฃแ‹ญ แ‹จแˆตแА แŒฅแ‰ แ‰ฅ แˆ™แ‹šแ‹จแˆ  แŠ•แ‹ตแ แ‹ญแ‹ แŠ แ‹ตแˆญแŒˆแ‹‹แˆแข

๐Ÿ’ซแ‹จแ‹ฑแ‰ฃแ‹ญ แ‹จแˆตแА แŒฅแ‰ แ‰ฅ แˆ™แ‹šแ‹จแˆ แ‹จแˆšแŒˆแАแ‰ฃแ‹ แ‰ แ‹ฑแ‰ฃแ‹ญ แŠญแˆชแŠญ แ‹แˆƒ แˆ‹แ‹ญ แ‹ญแˆ†แŠ“แˆแข

๐Ÿ’ซแ‹ญแˆ…แˆ แ‹ฑแ‰ฃแ‹ญ แ‹จแˆแŒ แˆซ แŠขแŠฎแŠ–แˆš แ‹“แˆˆแˆ แŠ แ‰€แ แ‹‹แŠ“ แŠจแ‰ฐแˆ› แ‹จแˆ˜แˆ†แŠ• แˆซแ‹•แ‹ญแŠ• แŠฅแŠ“ แ‹จแŠจแ‰ฐแˆ›แ‹‹แŠ• แ‰€แŒฃแ‹ญแАแ‰ต แ‹ซแˆˆแ‹ แ‹จแ‰ฃแˆ…แˆแŠ“ แ‹จแŠชแАแŒฅแ‰ แ‰ฅ แˆแˆ›แ‰ต แ‹จแˆšแ‹ซแŠ•แŒธแ‰ฃแˆญแ‰… แ‹ญแˆ†แŠ“แˆแข

โบแŠ แŒ แ‰ƒแˆ‹แ‹ญ แ‹จแˆตแА แˆ•แŠ•แƒแ‹ แŠ แˆ แˆซแˆญ แˆˆแŒŽแ‰ฅแŠšแ‹Žแ‰ฝ แˆแ‹ฉ แˆแˆแ‹ต แ‰ แˆšแˆฐแŒฅ แˆ˜แˆแŠฉ แ‰ฐแ‰€แˆญแŒพแˆแข

๐ŸšงแŠ แˆแˆตแ‰ต แŽแ‰… แ‹ซแˆˆแ‹ แ‹ญแˆ… แ‹จแˆšแŠ•แˆณแˆแ แˆ™แ‹šแ‹จแˆ แ‰ แˆ˜แŒ€แˆ˜แˆชแ‹ซแ‹ แŠฅแŠ“ แ‰ แˆแˆˆแ‰ฐแŠ›แ‹ แŽแ‰†แ‰ฝ แˆ‹แ‹ญ แ‹จแŠคแŒแ‹šแ‰ขแˆฝแŠ• แŒ‹แˆˆแˆชแ‹Žแ‰ฝแฃ แ‰ แˆฆแˆตแ‰ฐแŠ›แ‹ แŽแ‰… แˆ‹แ‹ญ แ‹ฐแŒแˆž แˆแŒแ‰ฅ แ‰คแ‰ต แŠฅแŠ“ แˆˆแŠจแแ‰ฐแŠ› แŠฅแŠ•แŒแ‹ถแ‰ฝ  แ‹จแˆšแˆ†แŠ• แˆ‹แ‹แŠ•แŒ… แ‹ญแŠ–แˆจแ‹‹แˆแข

โบแˆ™แ‹šแ‹จแˆ™ แ‹จแˆ˜แˆฌแ‰ต แŠฅแŠ“ แ‹จแˆ˜แˆฌแ‰ต แ‹แˆตแŒฅ (แ‰คแ‹แˆ˜แŠ•แ‰ต) แŽแ‰†แ‰ฝแˆ แ‹ญแŠ–แˆฉแ‰ณแˆแข

๐Ÿ’ซแŠจแŠชแА แŒฅแ‰ แ‰ฅ แˆฅแˆซแ‹Žแ‰ฝ แŠคแŒแ‹šแ‰ขแˆฝแŠ• แ‰ แ‰ฐแŒจแˆ›แˆชแˆ แˆ™แ‹šแ‹จแˆ™ แ‹จแŠชแА แŒฅแ‰ แ‰ฅ แ‰ฃแˆˆแˆ™แ‹ซแ‹Žแ‰ฝ แ‹แ‹ญแ‹ญแ‰ถแ‰ฝแŠ•แฃ แ‹จแ“แŠ“แˆ แ‹แ‹ญแ‹ญแ‰ถแ‰ฝแŠ•แฃ แ‹จแ‰ตแˆแˆ…แˆญแ‰ต แ•แˆฎแŒแˆซแˆžแ‰ฝแŠ• แŠฅแŠ“ แ‹จแˆตแА แŒฅแ‰ แ‰ฅ แ‰ตแˆญแŠขแ‰ถแ‰ฝแŠ• แ‹ซแ‹˜แŒ‹แŒƒแˆ แ‰ฐแ‰ฅแˆแˆแข

@etconp
โค13
๐Ÿ‘‰Soil Stabilization Techniques

๐Ÿ’ซWhat is Soil Stabilization?

โบSoil stabilization is the process of improving soil properties to increase its strength, durability, and load-bearing capacity.

โบIt is essential for constructing roads, pavements, embankments, and foundations.

๐Ÿ“Types of Soil Stabilization Techniques

๐ŸŒŸ1. Mechanical Stabilization

โบInvolves physically altering the soil structure.

๐ŸŽฒTechniques include:

โบCompaction: Increasing soil density using rollers or tampers.
โบBlending: Mixing soils of different types to achieve better properties.
โบGeosynthetics: Adding geotextiles, geogrids, or geomembranes to improve stability.

โ‡๏ธPurpose: Reduces settlement and increases bearing capacity.

๐ŸŒŸ2. Chemical Stabilization

โบImproves soil properties by adding chemicals.

๐ŸŽฒCommon agents:

โบLime: Used for clayey soils; reduces plasticity and increases strength.
โบCement: Improves bearing capacity and decreases permeability.
โบFly ash: Enhances soil strength and durability.
โบBitumen: Used in road construction for water resistance.

๐Ÿ“Purpose: Increases strength, reduces shrink-swell behavior, and improves durability.

๐ŸŒŸ3. Physical Stabilization

โบAlters soil by changing its physical structure without chemical reactions.

๐ŸŽฒMethods include:

โบElectro-osmosis: Using electrical currents to remove from clay soils.
โบFreezing: Temporarily stabilizes water-saturated soils.

๐Ÿ”ฐPurpose: Suitable for soft, wet, or weak soils in specialized projects.

๐ŸŒŸ4. Biological Stabilization

โ‡๏ธUses vegetation or microorganisms to stabilize soil.

๐ŸŽฒExamples:

โบGrass planting: Prevents erosion on slopes.
โบBioenzymes: Treat soil for compaction and strength.
โบPurpose: Environmentally friendly and prevents surface erosion.

๐ŸŒŸ5. Reinforcement Techniques

โบUses reinforcements to improve soil stability.

๐ŸทExamples:

โบSoil nailing: Steel rods inserted into slopes.
โบGeogrids and geotextiles: Provide tensile strength to soil.
โบRetaining structures: Gabions, crib walls, and sheet piles.

๐ŸšงPurpose: Reduces risk of landslides and improves slope stability.

๐Ÿ’ซApplications:

โบRoad construction and pavements
โบEmbankments and dams
โบFoundation improvement
โบSlope stabilization

๐Ÿ’ซAdvantages:

โบIncreases soil strength and durability.
โบReduces erosion and settlement.
โบEnables construction on weak soils.
โบEconomical compared to replacing soil.

@etconp
โค13๐Ÿ‘5
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แŒฅแˆซแ‰ตแŠ“ แ‰ณแˆ›แŠแАแ‰ต แˆ˜แˆˆแ‹ซแ‰ฝแŠ• แАแ‹แข
แ‰ณแˆแˆซแ‰ต แ•แˆŒแ‰ต แŠฅแŠ“ แŒ„ แ‰ฆแˆแ‰ต แŠ แ‰…แˆซแ‰ข
โค3