News and Articles

100 articles on construction, project management and ORPA GRUP. Infrastructure, DSI, TISKI, safety and more. Articles are listed below; use the page numbers for other pages.

Water Storage Tanks and Pumping Stations
01 August 2025 TISKI

Water Storage Tanks and Pumping Stations

Tank capacity, pump selection and distribution systems.…

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Contract Types and Progress Payment Tracking in Construction
23 August 2024 Construction

Contract Types and Progress Payment Tracking in Construction

Unit price, lump sum and hybrid contracts; progress and tracking.…

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Concrete Quality Control in DSI Flood Protection
09 January 2024 DSI

Concrete Quality Control in DSI Flood Protection

Concrete class, aggregate and curing in flood protection.…

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Sewage Pump Station Design and Operation
02 November 2025 Infrastructure

Sewage Pump Station Design and Operation

Pump station capacity, pump selection and maintenance.…

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Electrical and Temporary Installation Safety on Site
02 December 2024 Security

Electrical and Temporary Installation Safety on Site

Temporary electrical systems, safety and OSH requirements.…

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Local Conditions in Trabzon and Regional Construction
13 March 2024 Regional

Local Conditions in Trabzon and Regional Construction

Climate, soil and project conditions in Trabzon and Black Sea.…

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Drainage and Water Runoff Design in Road Subbase
18 December 2025 Infrastructure

Drainage and Water Runoff Design in Road Subbase

Drainage, runoff and groundwater control in road subbase.…

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ORPA GRUP Earthwork and Construction Services
22 November 2024 Corporate

ORPA GRUP Earthwork and Construction Services

ORPA GRUP earthwork, construction and infrastructure experience.…

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Equipment Operator Certification and Training
02 May 2024 Security

Equipment Operator Certification and Training

Operator training, certificate types and legal requirements.…

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Sludge Disposal and Recovery in Wastewater Treatment
11 December 2024 Treatment

Sludge Disposal and Recovery in Wastewater Treatment

Sludge stabilization, disposal options and environmental compliance.…

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Static and Material Control in Bridge and Culvert Projects
05 May 2025 Superstructure

Static and Material Control in Bridge and Culvert Projects

Structural design, materials and quality in bridge and culvert.…

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Pipeline Design in DSI Irrigation Network Projects
12 October 2024 DSI

Pipeline Design in DSI Irrigation Network Projects

Pipe sizes, pressure classes and installation in irrigation.…

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