test pile การใช้

• This process applies a load downwards on the test pile.
• During testing, a long test pile sank into the mud by its own weight.
• In December 2008, the Corps held a groundbreaking ceremony to mark the start of test pile driving.
• This is achieved by placing the Statnamic device on the test pile and lowering the reaction mass onto its hanger.
• During the loading sequence the load applied to the test pile is monitored by a calibrated load cell incorporated in the base of the combustion piston.
• Preliminary test piles had shown the mud was deep in the middle of the channel and deep at the shoreline, atop a layer of sand and gravel ranging from deep.
• The laser reference source should be placed at least 15m from the test pile to avoid the influence of test induced ground surface wave disturbance ( Brown & Hyde, 2006 ).