A+ construction group Ltd

18/06/2025

BREAKING NEWS!!

Uburusiya Bwirengeje Umurongo: Bwahaye Amerika Guhitamo – Kwitaza Intambara hagati ya Isiraheli na Irani cyangwa Ikibazo Cy’Isi Cyose!

Isi yose iri mu gihirahiro nyuma y’uko Perezida w’Uburusiya, Vladimir Putin, atangaje ijambo rikanganye aha gasopo Leta Zunze Ubumwe za Amerika. Yagize ati:
"Niba mwinjira mu ntambara ya Isiraheli na Irani, mwitege ingaruka zikomeye!"

Putin yakomeje avuga ati: "Gukomeretsa umwe ni nko gukomeretsa bose," ashimangira ko ibi bishobora gukurura intambara mpuzamahanga irimo intwaro kirimbuzi, igatera ibyago bikomeye ku basivile n’abasirikare.

Twese turi abantu, twifuza amahoro ku miryango yacu, ariko umwijima w’intambara uragenda ugera hose. Kuki abatagira aho bahurira n'ibyemezo by'abakomeye ari bo bagomba kubihomberamo?

Leta Zunze Ubumwe za Amerika zifasha Isiraheli mu ntwaro, indege zitagira abapilote (drones), no mu itangazamakuru, zerekana Irani nk’umwanzi. Abategetsi bakuru b’Irani baricwa, Isiraheli itera mbere, ariko inkuru igakomeza kugaragaza Isiraheli nk’ihohotewe.

Ibi si politiki gusa – ni ubuzima bw’abantu buri mu kaga: ababyeyi, abana, n’abandi bantu basanzwe bari mu muriro w’intambara.

Duhagurukire amahoro aho kuba gusenya!
Kurikira urupapuro rwanjye kugira ngo ubone amakuru mashya, sangira iyi nkuru, kandi usige igitekerezo cyawe hasi.

Duharanire isi irimo ubuntu, aho ubuzima burusha agaciro ubutegetsi.


Niba ushaka ibisobanuro byimbitse ku bice bimwe, mbwira.

18/06/2025

Great question!

The slump test is a simple and widely used method to measure the workability (consistency or fluidity) of fresh concrete before it sets. It tells us how easily the concrete can be mixed, placed, and finished.

🔹 Purpose of the Slump Test:

To check workability, which affects how concrete is:

Mixed

Transported

Placed in forms

Compacted (especially around reinforcement)

🔹 Equipment Used:

Slump cone (called Abrams cone): a metal cone, 30 cm high, with a bottom diameter of 20 cm and a top diameter of 10 cm

Tamping rod: steel rod used to compact concrete in the cone

Measuring scale or ruler

🔹 Procedure (Simplified):

Fill the cone in three layers, each tamped 25 times with the rod.

Level the top and lift the cone vertically.

Measure how much the concrete slumps (drops) from the original height.

🔹 Types of Slumps:

TypeDescriptionWhat it meansTrue slumpConcrete drops evenlyGood workabilityShear slumpOne side drops more than the otherPossibly inconsistent mixCollapse slumpConcrete flattens completelyToo wet or high workabilityZero slumpNo movement after removing the coneVery dry mix (low workability)

🔹 Typical Slump Values (as a guide):

Concrete UseSlump RangePavements (vibrated)0–25 mmFoundations/footings25–75 mmBeams & slabs75–100 mmColumns100–125 mm

✅ Why It Matters:

Too little slump → hard to work with, poor compaction.
Too much slump → weak concrete, segregation.

Let me know if you’d like a diagram or image of a slump test, or help interpreting test results.

18/06/2025

The strength of concrete generally refers to its compressive strength, which is its ability to withstand loads that tend to reduce its size (like the weight of a building pressing down on it).

🔹 Key Types of Concrete Strength:

Compressive Strength (most common):

Measured in megapascals (MPa) or pounds per square inch (psi).

Typical values:

Residential concrete: 20–35 MPa (3,000–5,000 psi)

Commercial/industrial concrete: 40–60+ MPa (6,000–9,000+ psi)

High-strength concrete: 70 MPa (10,000 psi) and above

Tensile Strength (resistance to pulling apart):

Much lower than compressive strength (about 10–15% of it)

Flexural Strength (resistance to bending):

Important in pavements and beams

🔹 Example:

If a concrete mix has a compressive strength of 30 MPa, it means it can handle a pressure of 30 million newtons per square meter before failing.

Would you like help calculating the strength for a specific mix or standard?

10/09/2024

𝐌𝐮𝐬𝐞𝐨 𝐈𝐧𝐭𝐞𝐫𝐧𝐚𝐜𝐢𝐨𝐧𝐚𝐥 𝐝𝐞𝐥 𝐁𝐚𝐫𝐫𝐨𝐜𝐨 𝐢𝐧 𝐏𝐮𝐞𝐛𝐥𝐚, 𝐌𝐞𝐱𝐢𝐜𝐨 | 𝐓𝐨𝐲𝐨 𝐈𝐭𝐨 (𝟐𝟎𝟏𝟔)

The Museo Internacional del Barroco, designed by Toyo Ito and completed in 2016, is located in Puebla, Mexico. The museum's architecture reflects the fluidity and dynamism of the Baroque period, with its flowing, curved walls and interconnected spaces. The design uses white concrete to create a serene and modern aesthetic, while the interior features natural light and spacious galleries. The museum houses extensive collections celebrating Baroque art, culture, and history, providing a contemporary interpretation of this rich artistic period.

Photographs: Patrick Lopez Jaimes / Danstek

©️ All Rights Reserved to MBS Architecture

29/12/2023

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26/01/2021

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10/10/2020

Architectural design and house construction