The helical pile was reportedly invented in the 1700's. Exactly how it was used back then is unknown to this author. In the early 1800's a constructor in England by the name of Alexander Mitchell used hand-installed helical screw piles in the design of foun-dations for lighthouses. T
Cost effective and proven, Rooftop Tieback Anchors are used for fall protection and a wide range of suspended access applications, including window cleaning, window washing, exterior building maintenance and façade maintenance.
As a result of recent technological developments in the structural post tensioning industry, the production of ground anchors with a very high capacity is possible. The use of strand anchors in rock and soil anchor applications has become a well respected tool in the geotechnical engineer’s arsenal of solutions.
Atlas Copco offers a range of accessories for MAI SDA Self-drilling anchors to suit different applications.
The DYWI® Drill Hollow Bar System is a fully threaded steel bar which can be drilled and grouted into loose or collapsing soils without a casing.
Rock bolts were first used in mining starting in the 1890s, with systematic use documented at the St Joseph Lead Mine in the US in the 1920s. Rock bolts were applied to civil tunneling support in the US and in Australia, starting in the late 40s.
Fiberglass Sheet Pile, Fiberglass Composite Waler, Fiberglass Composite Fully Threaded Tie Rod, Non-Metallic Dome Nut and End Plate
The installation of PVC sheet piles must also comply with the project as well as fitting manual prepared by the manufacturer. Pietrucha is not responsible for any defects, which might result from incorrect application and/or installation. Installation methods
Materials like wood and concrete have been widely used in the past, but the use of these traditional materials is becoming virtually obsolete. With the advent of vinyl sheet piling, homeowners with oceanfront or lakefront property can now rely on the newest manufacturing technology to receive the best product on the market today. Cost Efficiency
Pipe piles are normally used in deep foundations to transfer the structure load to rock formations or to stronger soil conditions deep beneath the ground. Southland Pipe & Supply has the ability to cut and splice various diameters and wall thicknesses of carbon steel pipe piles to accommodate the specific load requirements of these structures.
According to past experience, the largest home appliance is cold-rolled steel sheet pile, hot plate two products, galvanized sheet, color coated and stainless steel consumption, although not much, but also belong appliances conventional timber. According to statistics, the cost of steel air conditioning accounts for an air conditioner material cost ratio exceeds 40%, 30% steel washer material costs accounted for 25% of the refrigerator is the cost of materials. A twin washing machine consumes six kilograms of cold rolled sheet pile, cold rolled sheet consumption of a washing machine drum is 10 kg; the amount of cold-rolled stainless steel is also increasing in the washing machine, a washing machine drum is generally cold-rolled stainless steel consumption around 10 kilograms.
Nanjing Grand Steel Piling newly produced 8000 tons of Type IV hot rolled sheet piling 400x170x15.5 76.1kg/m.Stock length 9m 12m 18m 24m.Steel grade in SY295 SY390 S355 S390.Grand Piling can also drill slinging holes or welding as per clients request.
Grand Steel Piling has sold 304 tons to Los Angles port,USA of its new type III sheet piles in 10 and 4 metre lengths respectively. The steel grade is ASTM A690 used for all sheet piles.
Around 800 tons GPZ51 700x555x15 very heavy Z type sheet piling. 35m long.Half length painted with 1000um Interzone 505.The Contractor send SGS insepction staff and Intertional paint engieers to Grand Piling's factory to supervise every production details. This is for a cofferdam in sea for helicopters to land. Above is pictures loading at Shanghai port.
In cooperation with a famous Dutch piling technology company, Grand Steel Piling has developped successfully watertight sealant for its cold rolled sheet piling,contact us for more details.