👉 ለአዲስ አበባ ኮንስትራክሽን እና ሪል እስቴት ባለሙያዎችና ባለድርሻ አካላት የሚደርስ ጥብቅ መልዕክት! 🏗️⚠️

​አዲስ አበባ ታጥረው ያለምንም አገልግሎት በተቀመጡ መሬቶች ላይ የመጨረሻ ዕርምጃ ልትወስድ መሆኑን የከተማ አስተዳደሩ አስታወቀ!

​የአዲስ አበባ ከተማ አስተዳደር ከንቲባ አዳነች አቤቤ የ2018 በጀት ዓመት አፈጻጸም ግምገማ ማጠቃለያ መድረክ ላይ ባደረጉት ንግግር፤ ከተማዋ መሬት ታጥሮ የሚቀመጥባት እንዳልሆነች አፅንኦት ሰጥተው ገልጸዋል።

​ቁልፍ ጉዳዮች እና የተወሰኑ ውሳኔዎች፡
​በታጠሩ መሬቶች ላይ የሚወሰደው እርምጃ፦

አስፈላጊው ማጣራት ተደርጎ ቀደም ሲል የተደረሰውን መግባባት ጥሰው መሬት አጥረው በሚያስቀምጡ አካላት ላይ በሚቀጥሉት ሁለት ወራት ውስጥ ጥብቅ እርምጃዎች ይወሰዳሉ፤ ምንም ዓይነት ተጨማሪ ዕድልም አይሰጥም።

​የገቢ አሰባሰብ አፈጻጸም፦

የከተማዋን ገቢ አሰባሰብ ለማዘመን በተከናወነው ሥራ፣ የአዲስ አበባ ገቢዎች ቢሮ ከአፍሪካ መልካም አሠራር አላቸው ከተባሉ 6 ከተሞች መካከል አንደኛ መውጣቱ ከአፍሪካ ኢኮኖሚክ ኮሚሽን ጥናት ተረጋግጧል።

​የመሠረተ ልማት እና ጤና ዘርፍ እምርታ፦

ባለፉት አምስት ዓመታት የተከናወኑ የጤናና የመሠረተ ልማት ሥራዎች (በአልጋ ቁጥር፣ በሕክምና መሣሪያዎችና ተቋማት ይዘት) ከዚህ ቀደም ከተሠሩት ጋር ሲነፃፀሩ በእጥፍ ማደጋቸው ተገልጿል። እንዲሁም የከተማዋን ሰላም ለማስከበር የተሠሩ ማኅበረሰብ አቀፍ ሥራዎች በርካታ አገር አቀፍና ዓለም አቀፍ ኩነቶች በሰላም እንዲጠናቀቁ አስችለዋል።

ይህ የመሬት አጠቃቀም ቁጥጥር እና የከተማ አስተዳደሩ ጥብቅ አቋም በኮንስትራክሽንና ሪል እስቴት ዘርፍ ላይ ቀጥተኛ ተጽዕኖ የሚኖረው በመሆኑ፣ ባለሀብቶችና የዘርፉ ባለሙያዎች አስፈላጊውን ቅድመ ዝግጅት እንዲያደርጉ እናሳስባለን።

​🚧ለተጨማሪ መረጃና የዘርፉ ትንታኔዎች ሌላኛው የቴሌግራም ቻናል ይቀላቀሉ👇

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የቢዝነስ ካርዶች ማተም እና ማደስ አልፎበታል። በNFC ዲጂታል ቢዝነስ ካርድ የሚፈልጉትን ስልክ በማስነካት የእርስዎን ስልክ ቁጥር፣ WhatsApp፣ Telegram፣ Email፣ Portfolio እና ፕሮጀክቶች ወዲያውኑ ለደንበኞችዎ ያጋሩ።
ለኢንጂነሮች፣ ኮንትራክተሮች፣ ሪል እስቴት ሙያተኞች እና የቢዝነስ ባለቤቶች ተስማሚ !
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ለማዘዝ እና ለተጨማሪ መረጃ ይደውሉ።

📐Derivation of Steel Bar Weight Formula (D²/162)

💫The formula D²/162 is a quick method used by civil engineers to calculate the weight of a steel reinforcement bar (rebar) per meter.

🚧Step-by-Step Derivation:

1. Area of Steel Bar

Steel bars have a circular cross-section.

Area = πD²/4

2. Volume of 1 Meter Steel Bar

Volume = Area × Length

Since 1 m = 1000 mm:

Volume = (πD²/4) × 1000 mm

3. Density of Steel

Standard density = 7850 kg/m³

4. Weight Calculation

Weight = Volume × Density

After simplifying and converting units:

Weight of 1 meter steel bar = D²/162 kg/m

🏷Example:

8 mm bar: 8²/162 = 0.395 kg/m

10 mm bar: 10²/162 = 0.617 kg/m

12 mm bar: 12²/162 = 0.889 kg/m

16 mm bar: 16²/162 = 1.58 kg/m

20 mm bar: 20²/162 = 2.47 kg/m

25 mm bar: 25²/162 = 3.86 kg/m

💡 Remember: This formula is widely used for estimating reinforcement steel quantities quickly during design, estimation, and site execution.

@etconp

👉𝗖𝗶𝘃𝗶𝗹 𝗘𝗻𝗴𝗶𝗻𝗲𝗲𝗿𝗶𝗻𝗴 𝗦𝗶𝘁𝗲 𝗞𝗻𝗼𝘄𝗹𝗲𝗱𝗴𝗲 | 𝗖𝗼𝗻𝗰𝗿𝗲𝘁𝗲 𝗣𝗹𝗮𝗰𝗲𝗺𝗲𝗻𝘁

✅𝗤𝘂𝗲𝘀𝘁𝗶𝗼𝗻 𝗼𝗳 𝘁𝗵𝗲 𝗗𝗮𝘆

What is the maximum allowable CONCRETE TEMPERATURE at placement?

🅰️ 25°C
🅱️ 30°C
🅲️ 32°C
🅳️ 35°C

Share your answer in the comments and explain why you selected it.

Let's see who has strong practical construction site knowledge!

𝗪𝗵𝘆 𝗧𝗵𝗶𝘀 𝗧𝗼𝗽𝗶𝗰 𝗜𝘀 𝗜𝗺𝗽𝗼𝗿𝘁𝗮𝗻𝘁

Concrete temperature at placement directly affects concrete quality, compressive strength, workability, setting time, durability, shrinkage, and crack resistance.

Every civil engineer, site engineer, QA/QC engineer, construction manager, concrete technologist, project engineer, and structural engineer should understand the recommended placement limits to ensure long-lasting RCC structures and successful construction projects.

Whether you work on building construction, bridge construction, highway engineering, commercial projects, industrial construction, foundation works, or infrastructure development, mastering concrete placement practices is an essential part of professional site engineering. Staying updated with practical site knowledge also improves construction quality control, inspection skills, and engineering decision-making.

𝗝𝗼𝗶𝗻 𝘁𝗵𝗲 𝗗𝗶𝘀𝗰𝘂𝘀𝘀𝗶𝗼𝗻

Comment your answer with a brief explanation, compare your knowledge with other engineers, and help create a valuable learning community for everyone interested in civil engineering and modern construction practices.

@etconp

👉concerete mix design ለመስራት በጣም የሚጠቅማቹ ቴምፕሌት ነው አውርዳቹ ተጠቀሙበት👇

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👉How Many Days After Column Shuttering Can Be Removed According to ACI Code?

ACI 347.2R does not prescribe a fixed number of days for removing column formwork. Instead, it recommends removing formwork only after the concrete has gained enough strength to safely support its own weight and any applied loads.

The required time depends on several factors, including concrete mix design, cement type, curing conditions, ambient temperature, and member size.

As a general field practice, vertical formwork for columns can often be removed within 24–48 hours if the concrete has achieved adequate strength and there is no risk of damage.

However, structural engineers should always verify concrete strength through project specifications or strength tests before stripping formwork.

Key Points:

ACI emphasizes strength-based, not time-based, formwork removal.

Maintain proper curing even after shuttering is removed.

Never remove bracing or props prematurely if they provide structural stability.

Follow project specifications and the engineer's instructions for safe stripping.

> Note: The temperature-based table shown in the image is not an official ACI 347.2R requirement.

ACI guidance is based on achieving sufficient concrete strength rather than fixed removal times.

🫵​ለተጨማሪ የኮንስትራክሽን ዘርፍ መረጃዎች እና ወቅታዊ የሪል ስቴት ዜናዎች 👇
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ለኪነህንጻ የማይመጥን ግንባታ

አዲስአበባ ካሏት የዘመናዊ ዘይቤ ህንጻዎች ግንባር ቀደሙ በ1950ዎቹ መጨረሻ በእውቁ ፈረንሳዊ ህንጻ ነዳፊ በሄንሪ ሾሜት የተነደፈው የንግድ ባንክ ህንጻ ነው።

ይህ ህንጻ እስካሁን ያልተደገሙ የንድፍ እና የግንባታ ረቂቅ ጥበቦች ያሉበት ብርቅዬ የከተማችን ህንጻ ነው።

ከፊት ለፊቱ የማይመጥነው ግንባታ ባይገነባ ይመከራል።

ምስል ምንጭ ማህደር ገብረመድኅን

@etconp

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የቢዝነስ ካርዶች ማተም እና ማደስ አልፎበታል። በNFC ዲጂታል ቢዝነስ ካርድ የሚፈልጉትን ስልክ በማስነካት የእርስዎን ስልክ ቁጥር፣ WhatsApp፣ Telegram፣ Email፣ Portfolio እና ፕሮጀክቶች ወዲያውኑ ለደንበኞችዎ ያጋሩ።
ለኢንጂነሮች፣ ኮንትራክተሮች፣ ሪል እስቴት ሙያተኞች እና የቢዝነስ ባለቤቶች ተስማሚ !
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👉Types of Scaffolding Used in Construction

🫵Scaffolding is a temporary structure that provides safe access and support for workers and materials during construction, maintenance, and repair works.

Selecting the correct type of scaffolding improves safety, productivity, and efficiency on site.

1. Single Scaffolding

⏺Commonly used for brick masonry work.

⏺Has one row of vertical standards parallel to the wall.

⏺Economical and easy to erect.

2. Double Scaffolding

⏺Mainly used for stone masonry.

⏺Consists of two rows of standards for extra stability.

⏺Suitable where holes cannot be made in the wall.

3. Cantilever Scaffolding

⏺Supported by needles projecting from the structure.

⏺Used when ground support is not possible.

⏺Ideal near busy roads or weak soil.

4. Suspended Scaffolding

⏺Platform suspended by ropes or wire cables.

⏺Used for exterior painting, cleaning, glazing, and maintenance of high-rise buildings.

⏺Platform height can be adjusted.

5. Trestle Scaffolding

⏺Platform supported on movable ladders or trestles.

⏺Used for indoor works up to about 5 m height.

⏺Suitable for painting and repair work.

6. Steel Scaffolding

⏺Made of steel tubes and fittings.

⏺Strong, durable, and reusable.

⏺Widely used in commercial and industrial construction.

7. Patented Scaffolding

⏺Prefabricated system with special frames and couplers.

⏺Quick to assemble and dismantle.

⏺Provides high safety and efficiency.

8. Mobile (Rolling) Scaffolding

⏺Mounted on wheels with locking casters.

⏺Easy to move without dismantling.

⏺Best for maintenance and finishing works.

9. Ringlock Scaffolding

⏺Modular system with ring-and-wedge connections.

⏺High load capacity and rapid installation.

⏺Suitable for bridges, power plants, and large projects.

10. Cuplock Scaffolding

⏺Modular system with cup-and-blade locking mechanism.

⏺Fast erection with fewer loose components.

⏺Commonly used in industrial and infrastructure projects.

⚡️Important Safety Tips

✨Inspect scaffolding before every use.

✨Use proper guardrails, toe boards, and bracing.

✨Ensure firm and level foundations.

✨Never overload the scaffold platform.

✨Wear PPE and a full-body safety harness when required.

✨Use safe access such as ladders or stair towers.

⭐️Follow manufacturer guidelines and local safety regulations.

#Scaffolding #Construction #CivilEngineering #SiteEngineer #BuildingConstruction #ConstructionSafety #SteelScaffolding #Ringlock #Cuplock #BrickMasonry #StoneMasonry #Engineering #CivilTechTime #ConstructionTechnology #StructuralEngineering #SafetyFirst #EngineeringEducation #ConstructionSite #Infrastructure #LearnCivilEngineering@ETCONp

@etconp

👉ምርጥ 120 ካሬ ላይ የሚያርፍ የመኖርያ ቤት ሙሉ ዲዛይን የምትፈልጉ ከታች ባለው ሊንክ ያውርዱ👇

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​በአይነቱ የመጀመሪያ የሆነው ስማርት ፖሊ ቴክኒክ ኮሌጅ ግንባታ በይፋ ተጀመረ

​የአዲስ አበባ ከተማ አስተዳደር ከ«ሰዎች ለሰዎች» ድርጅት ጋር በመተባበር በሀገራችን የመጀመሪያውን ስማርት ፖሊ ቴክኒክ ኮሌጅ ግንባታ በይፋ አስጀምሯል።

​የከተማ አስተዳደሩ ከንቲባ አዳነች አቤቤ እንደገለጹት፤ ኮሌጁ ሲጠናቀቅ ወጣቶችን በሚከተሉት ዘመናዊ መስኮች ላይ ተግባር ተኮር ስልጠናዎችን በመስጠት ብቁ እንደሚያደርግ ተመላክቷል፦

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▪️​ኤሌክትሪክና ኤሌክትሮኒክስ
​ኮሚዩኒኬሽንስ
​ቴክስታይል

​ሲኤንሲ (CNC) ቴክኖሎጂዎች
​"ሀገርን ማልማትና ከድህነት መላቀቅ በንድፈ-ሃሳብ ብቻ ስለማይቻል ሃሳብ የሚያፈልቁ አዕምሮዎችንና የሚሰሩ እጆችን ያጣመረ ክህሎት መር የሰው ሀይል አስፈላጊ ነው"-- ከንቲባ አዳነች አቤቤ

​ይህ አዲስ ፕሮጀክት በቴክኒክና ሙያ ዘርፍ ወጣቶችን ከስራ ፈላጊነት ወደ ስራ ፈጣሪነት እንዲሁም ከንድፈ-ሃሳብ ወደ ተግባር የሚያሸጋግር ትልቅ የክህሎት ድልድይ ይሆናል ተብሎ ይጠበቃል።

​@etconp

👉ሰላም ጤና ይስጥልን🙏

📍ለአዲስ የግንባታ ፍቃድ 🏗️ የግንባታ ማሻሻያ ፍቃድ፣የግንባታ ማራዘሚያ እና የፕላን ስምምነት ለመጠየቅ ያሰበ ሰዉ ማሟላት ያለበትን ዶክመንቶች ከታች ያለው PDF ላይ አንድ በአንድ አስቀምጠናል ገብተው ማየት ይችላሉ🚧

https://t.me/ETCONpWORK

@etconp

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🏗️📚 CIVIL ENGINEERING SITE KNOWLEDGE | CONCRETE PLACEMENT 🏗️

🧱 Test Your Civil Engineering Knowledge! 👷‍♂️

Do you know the minimum specified compressive strength (f'c) for structural concrete according to ACI 318? 🤔

This question is important for civil engineers, structural engineers, site engineers, QA/QC engineers, construction managers, concrete technicians, and engineering students working in the field of structural engineering and construction management.

📌 QUESTION

⏺What is the minimum specified compressive strength (f'c) for structural concrete per ACI 318?

🔹 A) 1500 psi
🔹 B) 2500 psi
🔹 C) 3000 psi
🔹 D) 4000 psi

💬 Write your answer in the comments and explain your reasoning! 👇

📖 Understanding concrete compressive strength, ACI 318 building codes, structural concrete design, concrete quality control, and construction standards is essential for ensuring safe, durable, and reliable structures.

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@etconp

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@etconp

👉ምርጥ 120 ካሬ ላይ የሚያርፍ የመኖርያ ቤት ሙሉ ዲዛይን የምትፈልጉ ከታች ባለው ሊንክ ያውርዱ👇

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🏗 የሲቪል ኢንጂነሪንግ ቋሚ እና አስፈላጊ ምህፃረ-ቃላት (Top 50 Civil Engineering Abbreviations)

​ለግንባታ፣ ለዲዛይን እና ለኢንጂነሪንግ ባለሙያዎች እንዲሁም ተማሪዎች በስራ ሰዓት በቀላሉ ሊያገኟቸው የሚገቡ 50 ዋና ዋና የሲቪል ኢንጂነሪንግ አህጽሮተ ቃላት (Abbreviations) ከዚህ በታች ተዘርዝረዋል፦

​🔹 የቁሳቁስ እና የኮንክሪት ዝግጅት

(Materials & Concrete)
​RCC – Reinforced Cement Concrete
​PCC – Plain Cement Concrete
​OPC – Ordinary Portland Cement
​PPC – Portland Pozzolana

Cement
​PSC – Portland Slag Cement
​AAC – Autoclaved Aerated

Concrete
​TMT – Thermo-Mechanically

Treated Steel
​CM – Cement Mortar
​BM – Bench Mark
​TBM – Temporary Bench Mark

​🔹 የንባብ፣ ስራ አስኪያጅ እና የዕቅድ ቃላት (Planning & Management)

​BOQ – Bill of Quantities
​BBS – Bar Bending Schedule
​QA – Quality Assurance
​QC – Quality Control
​DPR – Detailed Project Report
​GFC – Good for Construction
​RFI – Request for Information
​RFQ – Request for Quotation
​RFP – Request for Proposal
​CPM – Critical Path Method
​PERT – Program Evaluation and Review Technique
​EPC – Engineering, Procurement & Construction
​PMC – Project Management Consultant

​🔹 የመሬት፣ የደረጃ እና የመንገድ ስራዎች (Site, Levels & Roads)

​DPC – Damp Proof Course
​FFL – Finished Floor Level
​NGL – Natural Ground Level
​GL – Ground Level
​RL – Reduced Level
​C/C – Centre to Centre
​C/C Road – Cement Concrete Road
​SBC – Safe Bearing Capacity
​WMM – Wet Mix Macadam
​DBM – Dense Bituminous Macadam
​BC – Bituminous Concrete
​DLC – Dry Lean Concrete

​🔹 መዋቅሮች፣ ንፅህና እና የፍሳሽ ስራዎች (Structures, MEP & Utilities)

​MEP – Mechanical, Electrical & Plumbing
​HVAC – Heating, Ventilation & Air Conditioning
​SWD – Storm Water Drain
​STP – Sewage Treatment Plant
​ETP – Effluent Treatment Plant
​UGWT – Underground Water Tank
​OHWT – Overhead Water Tank
​FOB – Foot Over Bridge
​ROB – Road Over Bridge
​RUB – Road Under Bridge

​🔹 የዲዛይን እና የደረጃ መመሪያዎች (Design, Codes & Standards)

​IS – Indian Standard
​IRC – Indian Roads Congress
​NBC – National Building Code
​CAD – Computer-Aided Design
​BIM – Building Information Modeling

​🌐 ለተጨማሪ መረጃ እና ሌሎች የኮንስትራክሽን ዘርፍ ዜናዎች የ YouTube ገፃችን ከታች ባለው ሊንክ በመግባት SubScribe አርገው ቤተሰብ ይሁኑ👇

https://youtube.com/@ethiopianconstruction7?si=ils307xXQQpIdCwG
‎
‎@etconp

👉ድምፃችን ተሰምቷል🙏

የታሪካዊውን ክቡ የንግድ ባንክ የፊት ገፅታን በእጅጉ የሚጎዳው ግንባታን ተከትሎ ያሰማነው ጩኸት ተሰምቶ በአሁኑ ሰዓት ግንባታው ሙሉ በሙሉ ተነስቷል።

ይህን መልዕክት እያስተላለፍኩ ያለሁት በአሁኑ ደቂቃ እዚያው ሕንፃው አጠገብ ሆኜ ነው።

የተቃውሞ ድምፃችንን ማሰማታችንን ተከትሎ ከጎናችን የቆማችሁትን፣ ኢትዮ ኤፍ ኤም 107.8 ፣ ልጥፎችን ሪአክት በማድረግ፣ በኮመንትና ሼር በማድረግ የተባበራችሁትን በሙሉ ከልብ እናመሠግናለን።

የሕዝብን ቅሬታ ተከትሎ ለግንባታው መፍረስ ግንባር ቀደም ሚናውን የተጫወተው በኢ/ር ሕይወት ሳሙኤል ዋና ዳይርክተር የሚመራው የአዲስ አበባ ግንባታ ፈቃድ እና ቁጥጥር ባለስልጣን ስለመሆኑ መረጃው ደርሶናል፣ ከልብ እናመሠግናለን!

እንዲሁም የኢትዮጵያ ንግድ ባንክም ከግንባታ ፈቃድ ቁጥጥር ባለሥልጣን ጋር በመሆን ድምፃችን በመስማቱ ምሥጋናችን የላቀ ነው!።

ምንጭ ጌታሁን ሔራሞ

@etconp

👉የ Isolated Footing ዲዛይን ለማረግ የሚረዳ እንዲሁም ስራቹ  የሚያቀልላቹ ምርጥ Excel ፋይል ከፈለጉ ከታች ባለው ሊንክ አውርደው ይጠቀሙ👇

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