👉ኦማን፤ መካከለኛው ምስራቅ

🚧የመንገዶች ግንባታ አሠራር እና አተገባበር እየገዘፈ መጥቷል።

💫ለደህንነት አስተማማኝ የሆኑ እና አቋራጭ መንገዶችን ለመገንባት ኢንጂነሮች ሙያቸውን ተጠቅመው በዘመን አመጣሽ ማሽነሪዎችና ቴክኖሎጂ በመጠቀም በአጭር ጊዜ ጋራ እና ቋጥኙን ንደው እና ፈልፍለው የሚያማምሩ መንገዶችን በዚህ መልኩ እየገነቡ ነው።

@etconp

👉የ AUTOCAD ፋይል በ ሞባይል ስልክዎ እና ታብሌትዎ ለመክፈት የሚያገለግልዎ ኣንድሮይድ ኣፕልኬሽን

💫DWG FastView is a mobile app that allows you to view, edit, and create DWG files, which are the standard format for CAD (Computer-Aided Design) drawings. The app is free to download and use, and it does not require registration.

🚧Here are some of the key features of DWG FastView:

* View 2D and 3D CAD drawings
* Edit CAD drawings, including moving, copying, rotating, and scaling objects
* Create new CAD drawings
* Measure objects in CAD drawings
* Add dimensions and text to CAD drawings
* Export CAD drawings to PDF, BMP, JPG, and PNG formats
* Share CAD drawings with others

⏺Summary:this you can open or view autocad file

@etconp

👉Structural Element

💫1:Slab

⏺Slabs is Structural Element for Horizontal Loads: Used to support floor and roof loads

🏷Support

⏺Can be beams, columns, or walls.

🚧Types of Slabs by

💫1. By Support Conditions:

* One-Way Slabs: Supported by beams or walls in one direction. Bending occurs primarily in the direction perpendicular to the supports.
* Two-Way Slabs: Supported by beams or columns in two directions. Bending occurs in both directions.
* Flat Slabs: Supported directly by columns without beams. Require special reinforcement details like drop panels and column capitals.
* Cantilever Slabs: Extend beyond a support at one end

💫2.Reinforcement:

*Reinforced Concrete Slabs: Traditional slabs with embedded steel reinforcement to resist tensile stresses.
* Prestressed Concrete Slabs: Concrete is pre-compressed before loading to improve strength and reduce deflection.
* Post-Tensioned Slabs: High-strength steel tendons are tensioned after concrete has hardened to induce compressive stresses.

💫3.By Shape:

* Flat Slabs: Uniform thickness throughout.
* Waffle Slabs: Have a pattern of voids created during construction to reduce weight and improve stiffness.
* Folded Plate Slabs: Composed of thin, flat plates that are folded to form a rigid, three-dimensional structure.

@etconp

👉Sewage Treatment:

💫Sewage treatments are classified as preliminary treatment, primary treatment, secondary treatment and tertiary treatment.

🚧1. Preliminary treatment: This is to remove floating materials, settlable inorganic solids, fats, oils and grease. Various units used in this process are:

(a) Screens – for removing floating materials
(b) Grit chambers – for grinding coarse sand
(c) Comminutors – for grinding coarse solids
(d) Skimming tanks – for removing false, oils and grease
(e) Floating units – for removing fine solids

🚧2. Primary treatment: It is to remove large suspended organic matter. Primary sedimentation tanks or primary settling tanks or primary clarifiers used for this treatment.

🚧3. Secondary treatment: This is to remove organic matter and the residual suspended material by biological unit processes.

🚧4. Tertiary treatment: This is to remove dissolved and suspended materials such as inorganic compounds of nitrogen and phosphorous residual organic matter, etc.

@etconp