What Determines How Hollow Pots are Arranged on Site?
Captured in the footage is an active site in Kiambu🇰🇪 code named Project Red Ochre
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Structural Engineering Inspection of Sample Timber Truss on Site. We checked for:
1. Type of timber
2. Preservative treatment of timber
3. Dimensions of timber
4. Nailing detail.
5. Joint splicing detail
Captured in the footage is an active site in Machakos🇰🇪
What a Concreted Strap Footing Looks Like
Captured in the footage is an active site in Ruiru🇰🇪
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Performing an aerial inspection of the roofing works as part of a Quality Control/Quality Assurance process
Captured in the footage is an active site in Machakos 🇰🇪 code named Project Black Swan
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Schmidt Hammer Test - Surface Preparation and Testing
Captured in the footage is an active structural retrofit site in Kisumu🇰🇪
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Marble Test to Check Bathroom Floor Drainage Slope
How it works - Gravity pulls the smooth marbles naturally toward the floor drain or low point, proving the 1% to 2% slope is correct and water will not pool.
(Thread)
Failing result: If the marbles stop randomly in the middle of the floor, it indicates an uneven surface or a flat spot where water will collect and cause issues.
Captured in the footage is an active job site in Diani🇰🇪
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What is a Construction Joint?
Construction joints are placed in a concrete slab to define the extent of the individual placements, generally in conformity with a predetermined joint layout.
(Thread)
Construction joints must allow horizontal displacement right-angled to the joint surface that is normally caused by thermal & shrinkage movement. At the same time they must not allow vertical or rotational displacements
Captured in the footage is an active site in Bustani🇰🇪
Some common challenges with construction in coastal areas:
1. Chemical attack of concrete -chlorides and sulphates
2. Atmospheric conditions - high humidity
3. High temperature differences/variation
(Thread)
Captured in the footage is evidence of deterioration (steel corrosion and concrete spalling) due to the factors above at an active retrofit site in Mombasa🇰🇪
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Waterproofing Walling using DPC
Captured in the footage is an active job site in Diani🇰🇪 code named Project Henna Palace
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Setting Out Foundations - Video 2
Captured in the footage is an active job site in Ruiru🇰🇪
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Carbon Fibre Reinforced Polymer (CFRP) wrapping of a weak reinforced concrete column
Captured in the footage is a commissioned structural retrofit site in Ruaka🇰🇪
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Reticulation for a Conventional Septic Tank;
Inlet Manhole-->Main Chambers--->Outlet Manhole --->Distribution Box-->Soak Trench--->Ground
Captured in the footage is a commissioned job site in Homabay🇰🇪
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What is a Profile Board?
They are used to set out the plan shape of a building or other construction.
Profile boards are used in pairs (or more). They are usually horizontal boards with each supported on a pair of stakes.
(Thread)
A stringline is run between a pair of them showing the outline of the building.
Additionally, by placing the boards at a suitable height, they can also be used to indicate the finished height of edge features etc. For example to show an offset height of edge forms.
Captured in the footage is an active job site in Zaria🇰🇪
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Setting Out Foundations - Video 1
Captured in the footage is an active job site in Ruiru🇰🇪
We are FOS Engineering Solutions
#UsidanganyweNaFundi #AskFOS #SettingOut
