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  • Users: tarekzad
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  1. tarekzad

    land reclamation from Onshore

    Dear Engineers and Consultants We are an earth moving company (mainly work onshore earth moving) most of our projects are: roads, dams, cut & fill tunnels, mass site grading, and soil transportation (as a result of cut & fill), in the pursuit of business diversification, we are looking to...
  2. tarekzad

    Lattice horizontal Boom as a chute Gallary

    We intend to transport a substantial volume of soil (backfilling and embankment material) over a considerable distance. Our approach involves designing a spreader machine equipped with an extended boom. The boom will be constructed as a lattice horizontal/inclined gallery to support an open...
  3. tarekzad

    Belt Conveyor O&M [operation and maintenance ] Cost index

    Dear Engineers and expert I'm conducting a feasibility study for replacing the classical wheeled/truck hauling system with a conveyor belt. I have to find a reliable value for all Belt Conveyor O&M activities [operation and maintenance ] 1- Energy (Electricity ) as Kwh/Mt/Km kilowatt...
  4. tarekzad

    belt Conveyor Specific Energy Consumption

    My company is planning to invest in building a Soil Belt conveyor (Overland Conveyor) moving soil ( sand ) from point A to point B, Belt conveyor overall distance = 5,000 meters Number of Links: Each belt is 700 meters long, then all belt spools out the material by feeding Chutes belt...
  5. tarekzad

    Deep and Wide Trenching in Swamp Land

    We are doing 5.3 Km Excavation for a 150 meter width trench and 35 meter depth the area is swamp (called sabkhah in KSA) and we are looking for a marshy land consultation and equipment selection the volume of earth overburden is colossal as it is 20 Million M3, and the soil is silty sand we...
  6. tarekzad

    Ropeway Conveyor Belt (FLYING Conveyor)

    We are moving more than 1.5 Million M3 of rock (with size 2" to 5") from high altitudes as the upper plateau to the lower plateau. We are using the road for wheeled and truck haulage over using 2.5 KM road , however, the aerial distance is 760 meter We are looking for an experienced design...
  7. tarekzad

    ???-170 equivalence according to DIN or ASTM Code

    Dear Metal Experts I heard that Russian metal ВКС-170 having high wearability and could be a good solution for hydraulic hammer chisel, please let me know if somebody has good expereince with this metal? and what would be the equivealnt code of ASTM or DIN? Tarek Barham +971563188219...
  8. tarekzad

    Max Hardness of Hydraulic Hammer Chisel I can get in the market

    [highlight #CE5C00][/highlight] Dear Expert in rock-breaking What is the maximum hardness of Hydraulic Hammer Chisel I can get in the market? from where ? and how much will cost? is there any ready-made solution for re-shaping the tip ( H or V Wedge Shape )? What is the easiest solution...
  9. tarekzad

    Excavator Jack Hammer Chisel material

    Dear Engineers and Expert We are doing 1.5 Million M3 of Rock Cutting in a Rosy granite rock at a high altitude (2400 meters), we have a high consumption of Chisels since it looks like we are using 40 or 42 CRMO or even less, obviously, these materials can be good for soft and mid hardness...
  10. tarekzad

    Asphalting Operation into low clear height tunnels

    Dear All I'm looking for an asphalting expert to advise how to deliver the hot asphalt material into a tunnel through an asphalting operation, the tunnel height is low as 5 to 6 meters, which does not allow the big tipper truck to open the dumping jack. The Tunnel length is 2200 meters...
  11. tarekzad

    Asphalt material handling system in low clear height Tunnel

    Our scope of work is to do asphalting for a 2.2 KM double cell 8-meter width tunnel, the clear height of the tunnel is around 7 meters and asphalt trucks will not be capable of doing the tipping operation. therefore we need a special material handling system to deliver the hot asphalt into the...
  12. tarekzad

    Belt Conveyor Rule of Thumb Specific energy (kWh/t.km)

    I'm looking for a Rule of thumb related to Soil/Bulk handling on belt conveyor Let's assume that we have limestone soil (sand and rock ) and must transport it 10 KM through a Portable/modular Conveyor belt or using ZIP line/Overland belt conveyor. Is there any research and scientific paper or...
  13. tarekzad

    Friction Collar for marine Wrok

    We are doing a marine boardwalk project in UAE, the boardwalk is around 2,000 m2, the boardwalk ( beams and slabs are rested in a pile Cap, the pile cap rested over Steel piles ) where there are more than 140 piles, the piles shall be topped by pile cap and pile plug , the pile cap is 1.8 X...
  14. tarekzad

    Roller Skating Rink Design - Standards and Specefications

    We are an investment company and planning to start Roller Skating Rink in Middle east I would Appreciate any technical assistance and support regarding the Facility planning Capacity Planning Layout Flooring Standards and Specifications Curve and Rolling Desing. Thanks in Advance. Tarek...
  15. tarekzad

    LN2 Electricity Power Consumption

    I'm conducting a techno-economic feasibility study for producing LN2 - liquid nitrogen in the middle east region. I was looking for any chemical, process, or electrical engineer who can help me by providing the rule of thumb of electricity consumption to produce N2 gas and N2 liquid at medium...
  16. tarekzad

    Racing Track / Circuit - Estimation of Asphalt work Cost

    Dear All We are mulling to start a racing track / Tactical Mobility Tracing Track in UAE Therefore we are looking for a good source of construction index ( Rule of thumb) for the Circuit asphalt pavement work the cost provided by an expert can be lump sum as per USD/m2including all earth...
  17. tarekzad

    Technical Advice: Rebuild and remanufacture CV Axle

    I was looking for a technical expert in the field of CV Axle rebuild for Rppza and Tripod Joints. we are talking here about repair the damaged axle by welding makeup, grinding and r-assemble. we have an automotive workshop in Jordan - Amman city specialized in rebuilding used automotive...
  18. tarekzad

    we are planning to start producing

    we are planning to start producing high quality of CV joint and Steering boots used in automotive repair activities in the following parts: A- Raw material Rubber Injection process CV Joint & Steering Road Boot B- Rubber for Injection process to produce Strut Mount and Rubber Bushing. C- Rubber...

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