Background
Koca Group is active in sub structural and infrastructural construction projects requiring advanced engineering solutions with special design and method of construction for sophisticated projects such as dry docks, slipways, water intake, scale pits, railway crossing, vertical precast shafts, caissons, that are usually at the coastal line with poor soil conditions, requiring special soil improvement methods such as jet grouting, piling dewatering, sinking caissons, etc.
Koca Group is also active in complete planning, manufacturing, installations and operation of the industrial projects, such as aggregate, cement, precast concrete, admixtures-dry mix and concrete plants as well various grinding plants for other industrial applications. Since 1986 more than 20 plants has been completed on turnkey basis and operated, where some of these are company owned. The prefabricated factory buildings completed so far is over 300.000 m2 floor space during last decade.
The mother company named as Koca Construction Industry and Export Incorporation was established in 1981 to be active in civil works as well as constructional materials. The company became active in aggregate production by 1985; in ready mixed concrete production by 1986 (as the pioneer of the industry in Turkey) and in various grinding processes by 1994.
As investor besides Turkey, the Group is active in UAE and Saudi Arabia for cement grinding plants, concrete and precast concrete plants. Such projects are in progress fully managed by the company for all stages such as feasibility study, design, supply, construction activities and later operation.
Construction Activities
Koca Group is active in Turkey and the Middle East Region since 1981 and many construction projects has completed successfully since 1981, especially related to the following works:
- Earth works and soil improvements
- Substructural works
- Heavy foundations
- Marine and coastal structures
- Industrial and commercial buldings
Marine Works - Substructural Works
Koca Group is active in marine works and sub structural construction projects requiring advanced engineering solutions with special design and method of construction for sophisticated projects such as dry docks, slipways, water intake, scale pits, railway crossing, vertical precast shafts, caissons that are usually at the coastal line with poor soil conditions, requiring special soil improvement methods such as jet grouting, piling dewatering, sinking caissons, etc.
Buildings
Having the advantage of being a producer of cement based structural construction material; Koca Group has completed large number of factory and commercial buildings where required precast concrete elements were also produced by the company. In this respect, the total floor areas of such buildings with different properties which were completed within the last 25 years are over 300.000 m2.
Industrial Plants
Koca Group has designed, installed and operated various plants related to construction industry such as cement, aggregate, ready mixed concrete, dolomite, sand, dry-mix products besides various steel and precast concrete structures for different industries with complete stockyards, silos, and mechanical and electrical works for such plants.
There are various projects that are in progress for cement, aggregate, ready mix concrete plants in Middle East countries.
Koca Group is also providing following services related to production of construction material;
- Investment consultancy
- Long term operation of the production plants
- Technical consultancy
Production of Construction Material
Ready Mix Concrete
Koca Group is one of the pioneers of ready mixed concrete business. The company holds national record of the highest concrete strength with 190 MPA.
Koca Group has supplied over several million cubic meter concrete and various precast concrete products and quarry products to the projects in larger Istanbul Area.
Cement
Koca Group owned and operated grinding plants for production of normal and high performance cement. Fully computer automated plants were designed installed with the latest available technology to respond demands of the industry for different purposes. Therefore, besides Portland cement, triple blend cements are produced using clinker, and other additions.
As a result of high performance cement technology developed by the company, production of special cement with strength value equivalent to PC 82.5 was achieved for special applications where high strength with shorter de-molding time is essential.
Aggregates and Mining
Koca Group owns various mine quarries located in Marmara region of Turkey. These quarries provide aggregate, trass, sand, calcite, dolomite and gypsum. The marble quarry owned is located at Çanakkale Region of Turkey having a unic cherry color marble which will be supplied to global markets.
Precast Concrete, Admixtures and Dry Mixed Products
Koca Group has been producer of pre cast concrete elements, chemical and mineral admixtures as well as dry mix products. These products have been developed with the benefit of experience for many years and formulated to enhance the properties such products. Various kinds of pre cast concrete elements are being produced in the factory using high performance concrete.
Koca Group has qualified staff for production of all kinds of cement based construction material.
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