Using different machineries, and modern engineering methods, the company is fully capable in earthworks sector (excavation and earth filling). the company has successfully executed 67,875,347 cum Excavation including: rock fill, riprap, clay and etc., in its projects and also 70,132,267 cum earth filling for the purpose of executing projects such as road construction, concrete operations, etc.
In this case, the average execution record of 51,000 cum earth filling during one day and 1,200,000 cum earth filling during one month has been recorded in the company’s executional background.
This company has recorded the experience of executing of more than 58,023 meters different tunnels in the its background with the bellow mentioned specifications:
1- 20300 meters with 69 m2 cross section
2- 9900 meters with 132m2 cross section and
3- 21000 meters with 6.8 to 69 m2 cross section
It is ineluctable to state that 17% of the tunnels, executions have been done by road header machines and 83% with blasting method excavation
We can mention the following items as a selection of the main company’s tunnel activities,:
- 21,370 Meters headrace and tailrace tunnels
- 25,930 Meters Access galleries
TWDE has successfully recorded the execution of ordinary and special concrete structures in difficult and different situations and volumes
in its experience background as follows:
1- normal concrete:
- 12,371,075 m3 Structural concrete in 200 to 400 cm class
- 292,000 m3 Lean concrete in 200 to 400 cm class
2- 263,000 m3 Plastic concrete
3- 770,000 m3 Soil cement (RCC)
Also the average records for 73000 cum structural concrete, 2000 cum plastic concrete per month have been recorded in the execution background of the company.
In accordance with the completed projects, the company has the experience of executing mass volume of 661,300 Tons reinforcement in different methods, such as dense and heavy reinforcement and in complicated condition, in its background.
Respective to using modern equipment, this company has successfully executed 187,834 m2 cutoff wall with the technical specifications and special geology structure. Also, the execution of cutoff wall by means of hydraulic cutter with the max depth 124 meters, has been recorded in the company’s executional background in the special geology condition. It is ineluctable to state that TABAN, is fully capable to execute grout curtain and consolidating works with the 3,252,021 meters length and 100 m average depth.
The average construction record in this sector reaches to 36,000 meters length per month.
-Structural mobilization: this company has been successful to execute 144,170 m2 structural mobilization including structural steel work and concrete types.
- Prefabricated structures: to state another capability of the company, we can point to execution of more than 43,120 m2 prefabricated structures for the purpose of different site mobilization.
Taking advantage of different machineries and equipment, this company has successfully executed more than 129,600 meters length asphaltic cover road with the 4 to 22 meters width. Also the sandy cover roads with 46,000 meters total length, has been recorded in the company’s experience background.
regarding the skilled and experienced human recourses, and also by using advanced machineries, the company has successfully constructed 42 No. bridges from 10 to 45 Meters width. And also has been successful to record the execution of 11 water concret
e reservoir with 25,200 cum capacity required for the projects, in its experience background.