2020年12月1日 · The Extreme Demand Avoidance Questionnaire for Adults (EDA-QA) is a self-administered questionnaire that measures traits and behaviours related to Pathological Demand Avoidance (PDA) in adults (age 18+) with IQ in the normal range (IQ >= 80). Take the test here: Adults (age 18+) of average or higher intelligence. [1] .

The Pile Driving Analyzer® (PDA) system is the most widely employed system for Dynamic Load Testing and Pile Driving Monitoring in the world. High Strain Dynamic Load Tests, also called PDA tests, assess the capacity of several piles in a single day.

2018年9月25日 · High strain dynamic pile testing is performed using Pile Driving Analyzer (PDA) together with strain Sensor and accelerometers. PDA is used to verify the mobilized capacity of all types of drilled and driven piles.

The High Strain Dynamic Tests are performed using the Pile Driving Analyzer (PDA) PAK, PAL-K or PAX Model manufactured by Pile Dynamics Inc. (POI), USA, which utilizes the Case Method~ to obtain quick quantitative results at the site.

Users of the Pile Driving Analyzer® (PDA) system and CAPWAP® software interested in obtaining a Certificate of Proficiency in Dynamic Foundation Testing, confirming their ability to their clients seeking services, or meeting qualification requirements from agencies or …

2016年3月24日 · Dynamic Load Testing or PDA testing, is a fast, reliable and cost effective method of evaluating foundation bearing capacity. SSG can perform Dynamic Load Testing on driven piles, drilled shafts, auger-cast piles, micropiles, helical …

Pile Driving Analysis (PDA) testing is an important part of the process of developing and installing a foundation for any construction project. Whether it’s a residential or commercial building, bridge, or a dam, a successful foundation relies on accurate PDA testing.