project report in qatar - his-lj.si · pdf fileformwork for inlet ... qatar construction of...
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![Page 1: Project report in Qatar - his-lj.si · PDF fileFormwork for inlet ... Qatar Construction of the Microtunnel Main contractor: KONSTRUKTOR - ENGINEERING D.D. SPLIT ... Overpass (flyover)](https://reader034.vdocuments.us/reader034/viewer/2022051723/5abeb6217f8b9ad8278d80bf/html5/thumbnails/1.jpg)
Group HIS HIS Project report
in Qatar
www.his-lj.si www.his.hr
![Page 2: Project report in Qatar - his-lj.si · PDF fileFormwork for inlet ... Qatar Construction of the Microtunnel Main contractor: KONSTRUKTOR - ENGINEERING D.D. SPLIT ... Overpass (flyover)](https://reader034.vdocuments.us/reader034/viewer/2022051723/5abeb6217f8b9ad8278d80bf/html5/thumbnails/2.jpg)
Construction of a 4 - level intersection in Doha - Qatar
Main contractor: KONSTRUKTOR - ENGINEERING D.D. SPLITMain subcontractor: HIDROSERVICE TRADING & CONTRACTING CO.
Subcontractor for Waterworks and Sewerage: HIS d.o.o. Ljubljana
Industrial Interchange
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Projection of a new roundabout
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Industrial Interchange -project in AutoCAD
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Industrial Interchange
Campus and the concrete plant with precast concrete elements
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Industrial Interchange
Construction of a 4 - level intersection in Doha - Qatar
Waterworks and Sewerage Department:
HIS d.o.o. Ljubljana (subcontractor)
Main contractor: KONSTRUKTOR - ENGINEERING D.D. SPLIT
• SWDSWD – Surface Water Drainage 13.953 m13.953 m
• TSETSE – Treated Sewage Effluent 7.488 m7.488 m
• FSRMFSRM – Foul Sewerage Rising Main 1.850 m1.850 m
• FS GRAVFS GRAV – Foul Sewerage Gravity 261 m261 m
• WWWW – Waterworks 8.8.309309 mm
Main subcontractor: HIDROSERVICE TRADING & CONTRACTING CO.
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Industrial Interchange -project in AutoCAD
SWD – Surface Water Drainage (odvodnja)
TSE – Treated Sewage Effluent (tehnološka - prečiščena voda)
FSRM – Foul Severage Rising Main (kanalizacija tlačna)
FS GRAV – Foul Severage Gravity (kanalizacija gravitacijska)
WW – Water Works (vodovod)
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Industrial Interchange
• SWD – Surface Water Drainage
TOTAL 13.953 m of vitrified clay drainage pipes
6.033 m – ø 150 mm1.834 m – ø 300 mm1.372 m – ø 400 mm1.902 m – ø 500 mm1.508 m – ø 600 mm640 m – ø 800 mm664 m – ø 900 mm
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Surface Water Drainage
Casting of concrete bed, vitrified clay pipe laying and built-in vitrified clay pipe with concrete surround
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Surface Water Drainage
Initial air test for vitrified clay pipeline
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Surface Water Drainage
Formwork for inlet pipes and bench
making on manhole junction
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Steel panelling for elevation of the manhole, concrete pouring and protected manhole with bituboard
Surface Water Drainage
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Industrial Interchange
• TSE – Treated Sewage Effluent
TOTAL 7.488 m of HDPE pipes
442 m – ø 355 mm7.046 m – ø 450 mm
Heating element butt welding of OD 450 HDPE pipes
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HDPE pipe ø 450 mm SDR11 PN16 (pressure rate 16 bar)
Treated Sewage Effluent
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Welded HDPE pipeline ready for installation into trench
Finished joint Installed HDPE pipeline
Treated Sewage Effluent
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Treated Sewage Effluent
Water inlet valve and a pressure gauge
Sealing of the water inlet valve for the time of pressure test
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• FSRM - Foul Severage Rising Main • FS GRAV - Foul Severage Gravity
TOTAL 2.111 m of HDPE pipes
1.850 m – ø 150 mm (FSRM)261 m – ø 200 mm (FS GRAV)
Industrial Interchange
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Pipeline installation and paneling for concrete surround of the pipes
Secured electrical cables with wooden boxin excavated trench
Foul Severage Rising Main
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• WW – Water Works
TOTAL 8.309 m of ductile iron pipes
1.800 m – DN 150 mm 1.281 m – DN 200 mm 302 m – DN 300 mm 3.320 m – DN 400 mm 390 m – DN 500 mm 831 m – DN 600 mm 260 m – DN 700 mm 125 m – DN 900 mm
Industrial Interchange
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Secured trench wall with send bed ready for pipe laying
A full bunch of el. cables and water pipes make difficulties in trench excavation
Wrapping machine for rolling up protection on pipes
Water Works
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Water Works
Pipe laying DN 900 on Salwa RoadPreparation of bedding for the pipes Sand surround after joint wrapping
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Water Works
Pipeline backfilling
DN 600 pipeline preparation for connection on the water supply
network
Concrete surround and concrete slab under carriageway
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Water Works
Pipeline ready for connection
on water supply network
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Water Works
Preparatory works for concrete pouring of manhole walls with reinforcement
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Water Works
All flanged tee DN 900 × 400 mm
Thrust blocks on the end of pipeline
All flanged tee DN 900 × 600 mm
200 mm air release and gate valve
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Water Works
Preparatory works for shutdown – change of an existing water supply with new
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Water Works
Shutdown in progress (Al Furousiya street)
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Construction of a 4 - level intersection in Doha - Qatar
Construction of the Microtunnel
Main contractor: KONSTRUKTOR - ENGINEERING D.D. SPLITMain subcontractor: HIDROSERVICE TRADING & CONTRACTING CO.Subcontractor for waterworks and sewerage: HIS d.o.o. Ljubljana
Industrial Interchange
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Pipes for the construction of a microtunnel Shaft entrance
Microtunnel
Trench dug up and ready for connection of a storm water
extraction pipeline in the microtunnel
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External - crank drive of the machine for construction of a microtunnel
Microtunnel
Machine for construction of a microtunnel “mole”- body
Machine for construction of a microtunnel
Machine for construction of a microtunnel“mole” - head
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MicrotunnelM
icro
tunn
elsh
aft
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Construction of a 4 - level intersection in Doha - Qatar
A few pictures from the site
Industrial Interchange
Main contractor: KONSTRUKTOR - ENGINEERING D.D. SPLITMain subcontractor: HIDROSERVICE TRADING & CONTRACTING CO.Subcontractor for waterworks and sewerage: HIS d.o.o. Ljubljana
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From Abu Samra towards Doha
Rest day on site
On the site
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Underpass
Steel bars for the road fence
On the site
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Overpass (flyover) is coming towards final stage Panels for the overpass (flyover)
On the site