Ethiopian Construction Vacancy & Tender
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Ethiopian Construction Vacancy & Tender Daily updates on construction Engineering Works, job vacancies, tenders,News,Technology and bid announcements in Ethiopia & World Buy ads: https://telega.io/c/ETCONpWORK đŠ @Philemona7
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Ethiopian Construction Vacancy & Tender (@etconpwork) Amxar til segmentidagi kanali faol ishtirokchi. Hozirda hamjamiyat 17 882 obunachidan iborat bo'lib, Karyera toifasida 2 170-o'rinni va Efiopiya mintaqasida 1 924-o'rinni egallagan.
đ Auditoriya koârsatkichlari va dinamika
новŃдОПО sanasidan buyon loyiha tez oâsib, 17 882 obunachiga ega boâldi.
15 Sentabr, 2026 dagi oxirgi maâlumotlarga koâra kanal barqaror faollikka ega. Oxirgi 30 kunda obunachilar soni 245 ga, soânggi 24 soatda esa -5 ga oâzgardi va umumiy qamrov yuqori darajada qolmoqda.
- Tasdiqlash holati: Tasdiqlanmagan
- Jalb etish (ER): Auditoriya oârtacha 14.19% darajada jalb etiladi. Nashrdan keyingi dastlabki 24 soatda kontent odatda umumiy obunachilar sonining 9.00% ini tashkil etuvchi reaksiyalarni toâplaydi.
- Post qamrovi: Har bir post oârtacha 2 537 marta koâriladi; birinchi sutkada odatda 1 609 ta koârish yigâiladi.
- Reaksiyalar va oâzaro taâsir: Auditoriya faol: har bir postga oârtacha 4 ta reaksiya keladi.
đ Tavsif va kontent siyosati
Muallif resursni shaxsiy fikrni ifoda etish maydoni sifatida taâriflaydi:
âEthiopian Construction Vacancy & Tender
Daily updates on construction Engineering Works, job vacancies, tenders,News,Technology and bid announcements in Ethiopia & World
Buy ads: https://telega.io/c/ETCONpWORK
đŠ @Philemona7â
Yuqori yangilanish chastotasi (oxirgi maâlumot 16 Sentabr, 2026 da olingan) sababli kanal doimo dolzarb va katta qamrovli boâlib qoladi. Analitika auditoriya kontent bilan faol hamkorlik qilishini, uni Karyera toifasidagi muhim taâsir nuqtasiga aylantirishini koârsatadi.
17 882
Obunachilar
-524 soatlar
+207 kun
+24530 kun
Postlar arxiv
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á°ááášáá á¨áłá˝ áŁáá ááá á áááŁáľ áŤáááąáľđ
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JOB VACANCY
Quantity Surveyor III (Building Projects)
Ethiopian Engineering Corporation
Addis Ababa
Bachelorâs Degree in Civil Engineering or with related field of study with relevant work experience
Duties and Responsibilities
- Prepare detailed quantity take-offs for building works (structural, architectural, finishes, MEP)
- Verify subcontractor and supplier quantities against project drawings and specifications.
- Maintain updated records of material usage and labor quantities.
- Prepare interim payment applications and final accounts for clients.
- Review and certify subcontractor payment requests based on actual progress.
- Ensure compliance with contract terms and project milestones.
- Identify, evaluate, and document variations in scope (design changes, additional works, site conditions).
- Prepare variation orders and claims documentation for client approval.
Quanitity Required: 2
Minimum Years Of Experience: #3_years
Deadline: October 6, 2026
đŠHow To Apply: Click the apply button belowđ
https://application.eecproducts.com/apply/quantity-surveyor-ethiojobs-51a6gh
@etconp
đá¨áŽáááŞáľ áľáἠá¨á°áá á áá Curing (áá áá áŁáľ) ááź áĽá áĽáá´áľ áááá á áá áľ? đď¸đ§
á ááľá áá áĽáá°ááłáŠáľáŁ á á˛áľ á¨á°áá á¨áŽáááŞáľ áľáἠ(Concrete Slab) á°áá˘áá áĽááŤáŹ (Design Strength) áĽáá˛áŤáá áá áá áŁáľ (Curing) ááłá á°á¨á ááá˘
đĄ Curing ááź áááá á áá áľ?
- á¨ááááŞáŤá á°á¨á (Initial Curing)ጠáŽáááŞáą ááľá¨á
áĽá á ááŤáŤ ááá á˛ááá â áááľá áŽáááŞáľ á¨á°áá á¨6 áĽáľá¨ 10 á°ááłáľ á áá (Final Setting Time áá á˛á°ááľ) ááá á ááá°áá áá á ááľ á á áĽááĽá áľ ááľá áľ áááá á áá áľá˘
- á¨áááł áá (Duration)ጠá¨áŽáááŞáľ áľáἠá˘áŤááľ á¨7 áĽáľá¨ 14 áááľ á°á¨áłáłá áá ááááľ á áá áľ (Ordinary Portland Cement á¨áá 7 ááᣠRapid Hardening ááá áááłá áŚáł á¨áá áĽáľá¨ 14 áá)á˘
đĄ áá á¨áá ፠á¨á°áá°áĄ áá´áá˝áŚ
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2ď¸âŁ Wet Covering (áĽááĽáĽ áá፠á áá á áá ááá áľ)ጠá áá፠(Wet Gunny Bags) á áá¸áá á á¨á áĽááłáŤá°ááá ááľá¨áá˘
đĽCuring á á°ááą á ááááá á¨áááľá˛á á˝áŞááŹá
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(Plastic Shrinkage Cracks) áĽá á¨áŽáááŞáľ áĽááŤáŹ ááááľ áŤáľá¨áľáá! đ¤
đᨠâC-25 Concrete Cost Breakdown & Detailed Calculation á¨á Excel áĽá PDF Note á¨ááá á¨áłá˝ áŁáá ááá áŤáááąáľđ
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đá¨Surveying (á°ááŹááá) á¨áľáŤ á
á°á á°á¨á°á á á á ááá áĽáá˛á
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1. Reconnaissance / Site Reconnaissance â áŚáłáá ááľá áááááá áá¨á áá°áĽá°áĽá˘
2. Establish Control Points â BM, TBM, control points áááľá¨áľá˘
3. Benchmark (BM) Establishment â á¨á¨ááł áááť ááĽáĽ áááááľá˘
4. Instrument Setup â Total Station, Level, GPS/GNSS ááá° á áľááá áááá˘
5. Orientation / Backsight â ááłáŞáŤáá áá° known point á ááá á á
áŁáŤ áááááľá˘
6. Field Observation / Measurement â á áááᣠáááľáŁ elevation áĽá coordinates áááŤáľá˘
7. Detail Survey / Topographic Survey â á¨ááŹáľ á
áá˝áŁ existing structuresᣠroadᣠdrainage ááá° áá°áĽá°áĽá˘
8. Leveling â RL/elevation ááľááľá˘
9. Data Download & Processing â á¨áááŞáŤ áá¨áá áá° computer ááľááŁáľá ááľááľá˘
10. CAD/Drawing Preparation â plan, profile, contour, setting-out drawing áááááľá˘
11. Setting Out â á¨drawing áá° ground á¨building/road/grid/column points ááľá°áááá˘
12. As-Built Survey â á¨á°áááŁáá áľáŤ á¨approved drawing áá áá¨áááĽá˘
13. Quality Control & Reporting â measurements ááá°á˝áŁ errors áá¨áá survey report áááááľá˘
đá á á ááá á¨Surveying (á°ááŹááá) á¨áľáŤ á
á°á á°á¨á°ááŚ
âď¸Reconnaissance â Control Points â BM/TBM â Instrument Setup â Backsight â Measurement â Data Processing â Drawing â Setting Out â As-Built â Reporting
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đComplete Guide to Reading Building Drawings
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đá¨áááŁáł áᎠáĽá¨áľ á áľá°áŁá á (Rebar Bending) Stages ââââââââââââââ
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áá¨áááááŚ
1. Drawing/Bar Bending Schedule (BBS) ááĽááľ
Bar diameter, shape, length, spacing áĽá quantity áá¨áááĽá˘
2. Steel Cutting â ááá¨áĽ
áĽá¨áąá á BBS áá°á¨áľ á áľááááá ááááľ ááá¨áĽá˘
3. Marking â ááááľ ááľá¨á
Bend point, hook, crank ááá° á¨ááááá áľá áŚáł ááá ááľá¨áá˘
4. Bending â áá á/ááľá°áŁá á
Bar bending machine ááá á°áá˘áá manual tool á áá áá áĽá¨áąá á Drawing/BBS á¨á°á á¨ááá shape ááľá¨áá˘
5. Shape & Dimension Checking â ááá°á˝
Length, angle, hook length, bend diameter áĽá shape á¨BBS áá áááááá˘
6 Identification & Bundling â ááá¨áľá áá°á
á¨á°á ááá áĽá¨áľ á Bar Mark/Member áá፠áá°á¨áľ áá°áŤááľá˘
7. Storage â á áľááá ááľáááĽ
á¨ááŹáľ á¨á áĽáᣠá¨ááá á¨áá á°á áĽá ááľáááĽá˘
8. Fixing/Installation â á Structure áá ááá á
Footing, Column, Beam, Slab ááá° áá á Drawing áá°á¨áľ ááľáááĽá á Binding Wire áá°áá˘
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Drawing/BBS â Cutting â Marking â Bending â Checking â Bundling â Storage â Fixing
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https://t.me/ETCONp
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á á áŁááŁá á á˛áľ áŞáááľ áá°á¨áľáŁ á áááŁáł ááĽá áśá˝ ááá á¨áááŁáá á¨áŤááŚá áłááŚááłááľ áááľ á ááá˝ áááááľ á¨ááŤáľá˝á á áłá˛áľ 'ááŞá á˛áááś' (Green Cement) á ááŤáŽá˝ á°á ááá¨á ááĽáááá˘
á á°áá áĽáá° áŽááŤá á á˝ áĽá á á˘ááąáľáľáŞ ááťáťáá˝ áá á¨á°áá°á¨áą á¨á˛áááś ááá¨áť á´áááááá˝ á áá¨ááłá áĽá áááá á áľááľ áá° áĽáŤ áĽá¨áᥠáá¸áá˘
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á¨á áŁá áĽá á°á¨á á¨á¨áá° ááľá áá á¨á° áááľ ááľáááŽá˝ áĽá¨á°ááᥠááááá˘
áĽááá
ááŽáááśá˝ áá á áá á áŽáŚá˛ááľ áĽá á á˛ááłá áááł (Digital Twin) á´áááááá˝ á¨ááłáá á˛ááᣠá¨á¨á°áá˝á á¨á¨á
á áá áááááľ áĽáŤá¨ááᥠááááá˘
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đá¨áŽáĽááľáśá ááŁá á á°áŤá áĽá á¨á
áľáľ (Fan Pattern) á˛ááá áĽá
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đComplete Guide to Reading Building Drawings
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đComplete Guide to Reading Building Drawings
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đđ§đđ đ˝đ đđđđđžđđđđ đđžđđđżđ đđđ˝đžđđ đđđđđđđđžđđ đđťđđžđđđşđđđđđ đťđžđżđđđž đđđźđđđđđđşđđđđ đđđžđ đđđđ đşđ đžđđđşđťđ
đđđđžđ˝ đđđşđđžđđđž đđžđđđđđ?
Modern surveying instruments can collect angles, distances, and coordinates rapidly, but electronically recorded observations are not automatically reliable.
Before new observations are incorporated into an established traverse network, surveyors verify that the measurements are consistent with the existing control and the required survey accuracy.
The work begins with checking the instrument itself.
The Total Station or GNSS receiver is confirmed to be suitable for the required accuracy, with appropriate calibration and operational checks completed.
For a Total Station, the surveyor checks the instrument setup carefully.
The instrument must be properly centered over the traverse station and accurately leveled.
The station identification, instrument height, prism height, prism constant, and measurement settings are also verified.
The backsight is then observed to confirm the orientation.
Where the survey procedure requires it, the direction is checked through additional observations rather than relying on a single sight.
Horizontal angles and distances to the new traverse station are then observed.
Important observations may be repeated, including observations on both faces of the instrument where appropriate.
The repeated results are compared to identify abnormal differences before the data are accepted.
GNSS observations require their own checks.
The receiver configuration, antenna information, observation method, correction source, coordinate reference system, and solution quality are reviewed.
Where GNSS is being connected to existing traverse control, the resulting coordinates are compared with the known control within the specified accuracy.
The new observations are also checked against the geometry of the existing network.
A new traverse connection may be observed from more than one control station, or the traverse may be closed onto established control.
These independent relationships provide stronger evidence that the new measurements are consistent with the network.
Any significant discrepancy is investigated before the observation is incorporated.
Surveyors review the original field data, station identification, orientation, instrument settings, observation conditions, and coordinate computations to determine whether the problem comes from the new observation or the existing control.
The objective is not simply to make the new measurements agree with the established network.
The observations must be independently supported and shown to satisfy the required accuracy before they become part of the control framework.
Once the observations pass the necessary checks, they can be incorporated into the traverse computation and, where appropriate, adjusted with the rest of the network.
This process protects the established control from being weakened by a single unreliable observation.
It also ensures that modern instruments improve the efficiency of traverse surveying without replacing the fundamental principles of independent verification and quality control.
Here is something to think about:
If a new Total Station traverse connection disagrees with established control while the instrument passes its calibration checks, what other evidence should a surveyor examine before accepting or rejecting the new observations?
#SurveyQuality #TotalStation #TraverseSurveying #SurveyControl #LandSurveying
@etconp
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đáľá Architecture á áĽáááľ ááľááŠá áľ
đ á¨Floor Plan áĽá Floor System
đď¸ á¨Structural Drawing
đ á¨Roof Plan áĽá Truss
đ Elevation áĽá Section
đŞ Door & Window Schedule
đ Drawing Symbols áĽá Details
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Drawing Review Checklists
áĽá ááá˝ á ááŤáł á¨áľáá ááŁáĽ áá á¨áłá áĽáááśá˝á áŤáŤáľáłá đ
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đ§ 1. Common Construction Methods in Ethiopia
⢠Load-bearing Construction: Masonry walls support roof/floor loads â common in low-rise housing
⢠Reinforced Concrete Frame: Beams and columns form skeleton â standard for mid/high-rise buildings
⢠Precast Construction: Factory-made structural elements â saves time and ensures quality (less common locally)
⢠Formwork Systems: Timber, steel or plastic formworks used for casting concrete; EBCS recommends proper bracing
⢠Traditional Methods: Cob, adobe and stone masonry â still used in rural housing and cultural preservation
𧹠2. Key Building Materials in Ethiopia
⢠Cement: OPC and PPC are commonly used; comply with ES 1177 (Ethiopian Standard)
⢠Aggregates: Crushed stone and river sand â must meet MoWUDâs quality testing guidelines
⢠Reinforcement Steel: High-yield deformed bars preferred for structural work (check for bending & rust)
⢠Concrete Blocks: Widely used for non-load bearing walls; quality varies by local manufacturer
⢠Local Materials: Teff straw, bamboo, eucalyptus poles â used in traditional and low-cost housing
𧪠3. Material Quality Control Practices
⢠Cement Tests: Fineness, setting time, and compressive strength
⢠Concrete Work: Slump test (fresh), cube test (hardened) â done on-site or in lab
⢠Steel Rebar: Tensile test, elongation, and bend test â required before use
⢠Bricks/Blocks: Water absorption and compressive strength checks essential before masonry work
đ 4. Ethiopian Context Considerations
⢠Material Sourcing: Many sites rely on nearby quarries or local suppliers â quality control must be strict
⢠Labor Skills: Vary by region â some areas excel in stone masonry while others in RC frame work
⢠Weather Adaptation: Rainy season affects concrete curing, excavation, and material storage
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đHere are 50 points for a Construction expert
1. Unit weight of steel is 7850 kg/mÂł.
2. Height of the wall is 4m.
3. Unit weight of concrete is approximately 2400 kg/mÂł.
4. Standard brick size is 190mm x 90mm x 90mm.
5. Compressive strength of M20 concrete is 20 MPa.
6. Slump test measures the workability of concrete.
7. The minimum curing period for concrete is 7 days.
8. Shear force and bending moment diagrams are used to analyze beam loads.
9. The modulus of elasticity of steel is 200 GPa.
10. Water-cement ratio affects concrete strength and durability.
11. Effective span of a beam is the distance between centers of supports.
12. The permissible stress in mild steel (Fe250) is 250 MPa.
13. Dead load includes the self-weight of structural elements.
14. Live load includes the weight of occupants and movable objects.
15. The maximum deflection limit for beams is L/250.
16. Reinforced concrete design follows the principles of limit state design.
17. Youngâs modulus of concrete ranges from 25 to 35 GPa.
18. The coefficient of thermal expansion of concrete is 10-6 /°C.
19. In RCC, tensile strength is provided by steel reinforcement.
20. Shear reinforcement is provided in the form of stirrups.
21. Clear cover for rebar in beams is typically 25mm.
22. Clear cover for rebar in slabs is typically 20mm.
23. Standard consistency of cement paste is about 30%.
24. The fineness modulus of fine aggregate ranges from 2.2 to 3.2.
25. The Poisson's ratio for steel is approximately 0.3.
26. The unit weight of water is 1000 kg/mÂł.
27. Specific gravity of cement is around 3.15.
28. The initial setting time of ordinary Portland cement is 30 minutes.
29. The final setting time of ordinary Portland cement is 10 hours.
30. Slump values for structural concrete typically range from 75 to 125 mm.
31. Maximum size of coarse aggregate in RCC is 20mm.
32. The tensile strength of concrete is approximately 10% of its compressive strength.
33. The allowable bearing capacity of soil should be determined through soil tests.
34. Plate load test is used to determine the bearing capacity of soil.
35. Permeability of soil affects the design of foundations and drainage systems.
36. Standard penetration test (SPT) assesses soil compaction and bearing capacity.
37. The unit weight of sand is approximately 1600 kg/mÂł.
38. Soil compaction increases the bearing capacity of soil.
39. Angle of repose indicates the stability of granular materials.
40. Cohesion is a measure of the shear strength of cohesive soils.
41. A cantilever beam is fixed at one end and free at the other.
42. Fixed-end moments are moments developed at fixed supports.
43. Bending stress in a beam is calculated using the formula Ď = My/I.
44. Torsion in beams is caused by twisting moments or torques.
45. A simply supported beam has supports at both ends.
46. The moment of inertia of a rectangular section is bdÂł/12.
47. Deflection in beams can be calculated using integration methods.
48. Reinforcement bars should be free of rust and other contaminants.
49. Development length is the length required to transfer stress to concrete.
50. Hooked bars are used to anchor reinforcement in concrete.
đᨠRC á˛ááá áá áá á´ááááśá˝ á¨ááá áááľá
âşCalculation of Design Coefficients
âşâDesign of Slabs
âşâDesign of Flat Slabs
âşâDesign of Beams
âşâDesign of Sections Under M & N
âşâShear Design & Checks
âşâDesign for Torsion
âşâDesign of Rectangular Columns
âşâDesign of Circular Columns
âşâDesign of Isolated Footings
âIsolated Footings Under Moment áĽá ááá˝đ
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đááἠá¤ááááľ áŤáá G+5 á
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đâá ááľá áá áĽáá°ááłá¨á ááľáἠáŽáááŞáľ ááá°áť ááá
áľ á¨áĽáá¨áľ á°ááłáá˝ ááá
Plywood Sheets á áĽáŤáľ á°áááá°á á¨áá á¨á˘á áĽá á¨áľáἠáĽá¨áśá˝ áĽá¨á°ááá ááááá˘
âđ á ááľá áá á¨ááłáŠ áĽá á¨áááááľ áá áá á¨áá
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âđš Smooth Concrete Surface (ááἠáŽáááŞáľ)ጠáááááľ áá áá á¨áŽáááŞáą á¨áłá˝áá ááá (Soffit) á áŁá ááἠáá áĽáá˛áᣠáŤá°áááᤠáá
á á¨áŽáááŞáľ á áá á¨áá°áŤáá á¨áááľá°á á᪠á áĽá
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âđš Watertight Joints (á¨á˛áááś áá á áááá°áľ)ጠá¨áááááľ ááá˝ á°áá áĽáŠá á áááá¸á á ááŤá¨áá¸á áŤáá ááá°áľ á áŁá á ááľá°á ááᤠáá
á á¨á˛áááś áá (Cement Slurry Leaks) áĽááłáááľ áá¨áá¨ááá˘
âđš Speed & Efficiency in Constructionጠá áľááá˝ á¨áĽáá¨áľ á°ááłáá˝ á¨áá°áŤá ááá
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á¨áááááľ ááá˝ áááááá ááá á á¨áłááľ áľáŤáá á áŁá ááŁáá áááŁá áŤá°ááááá˘
ââ ď¸ ááĽáŤáľ áĽá áá°á
áááľ á¨áá¨áą ááłá á¨áłááľ ááľáłááťáá˝áŚ
1ď¸âŁ Form Oil / Mold Release AgentጠáŽáááŞáľ á¨ááá°áą á ááľ á áááááą áá á¨áááááá áááľ (Form Release Oil) áááŁáľ áááááą á¨áŽáááŞáľ áá áĽááłááŁá á
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2ď¸âŁ Sealing Edge Jointsጠá áááááľ ááá˝ ááŤá¨á áŤááľá áĽááľ ááá°áśá˝ á ááľáŞáá á´á ááá á áá (Tape/Foam) áá¸á á¨á˛áááś áá áá°áľá áá á áá áŤáľááŤáá˘
3ď¸âŁ Reusability & Careጠáááááá á ááááá áľ áá áááááą áĽááłáá°áŁá á áĽááá ááľá¨áᤠá áĽáŠ áááł á¨á°áŤá áá ááŤáł áááŤáľ (Multiple Reuses) ááááá áá˝ááá˘
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áá áááŁáł áá á áĽááľ á¨ááá ááá "Dog-legged Staircase"! đŞđď¸
đâá ááľá áá áĽáá°ááłá¨á á áááľ á°á¨ááá˝ (Flights) á°á¨áá ᨠ180 á˛á᪠á á
áŁáŤ ááἠá¨ááŤá°ááá á¨á°á¨á á áááľ áśá-áááľ áľáłááŹáľ (Dog-legged Staircase) ááŁááá˘
âđĄ ᨠDog-legged Staircase áá áá áŁá
áŞáŤáľ áĽá áĽá
áá˝áŚ
1ď¸âŁ áŚáł ááŁá˘ááľ (Space Efficiency)ጠá ááľá°á áŚáł á áááá á¨áááŞáŤá á¨áááľ á
áááá˝ ááľáĽ á ááá á¨áááᣠáĽá áŚáł á¨ááŤáŁáá ááá˘
2ď¸âŁ á¨ááá ááá°áľ á áááá (No Open Well)ጠá áááą á°á¨ááá˝ ááŤá¨á áááľ áŚáł (Open space/Well) áľááá á°á
áááą á¨á°á á á ááá˘
3ď¸âŁ ááá á á°áŤá (Simple Construction)ጠá¨á
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âáĽáŤáľ áŤáá á¨á°á¨á áááŁáł â áá
ááá áážáľ áĽá á°á
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âđáá°á¨á᪠áá¨á áĽá ááá˝ á¨áŽááľáľáŤáá˝á ááá áááὠᨠYouTube ááá˝á á¨áłá˝ áŁáá ááá á áááŁáľ SubScribe á ááá á¤á°á°áĽ áááđ
https://youtube.com/@ethiopianconstruction7?si=ils307xXQQpIdCwG
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